on

Earphone device

An earphone device includes a housing having a driver unit, and a sound guide tube mounted on a front surface of the housing to protrude from the front surface, in which the sound guide tube is disposed at a position deviated from a center position of the housing.




on

Anchoring of septums in acoustic honeycomb

A honeycomb structure dial includes cells in which septums are located to provide acoustic dampening. The cells are formed by at least our walls wherein at least two of the walls are substantially parallel to each other. The septums include warp fibers and weft fibers that are substantially perpendicular to each other. The septums are oriented in the honeycomb cells such that the weft fibers and/or warp fibers are substantially perpendicular to the parallel walls.




on

Bone conduction device having an integrated housing and vibrator mass

A bone conduction hearing aid device comprising a vibrator configured to vibrate in response to sound signals received by the device. The device further comprises a housing mass forming a housing for one or more operational components of the device, wherein the housing mass is attached to the vibrator so as to move in response to the vibration. The device also comprises a coupling configured to attach the device to a recipient so as to deliver the generated mechanical to the recipient's skull.




on

Muffler equipped with catalytic converter

A muffler is capable of stably supporting the catalytic converter in a muffler box with a pair of partitions. The muffler box includes first and second box halves joined together with open surfaces thereof abutting each other, and first and second partition plates interposed between the first and second box halves and overlapping each other to separate inside of the muffler box into first and second silencing chambers and define a third silencing chamber between the first and second partition plates, one end opening of a cylindrical holding tube housing and holding the catalytic converter is connected to the exhaust inlet pipe, the pair of partition plates support the holding tube in such a way as to wrap an outer peripheral surface thereof, and another end opening of the holding tube is communicated with the exhaust outlet pipe through the first, second, and third silencing chambers in this order.




on

Speaker diaphragm, speaker, and production method of speaker diaphragm

A speaker diaphragm contains a material obtained by adding a cycloolefin polymer resin to a carbon fiber-reinforced liquid crystal polymer. The speaker diaphragm having high sound velocity, a speaker, and a production method of the speaker diaphragm can thereby be obtained.




on

Bonding structure of diaphragm for microspeaker

The present invention relates to an assembly structure of a diaphragm for a microspeaker. The present invention discloses a bonding structure of a diaphragm for a microspeaker, the boding structure comprising: a suspension including a central portion, an outer peripheral portion, and a connecting portion connecting the central portion and the outer peripheral portion; and a side diaphragm including an inner peripheral portion and an outer peripheral portion, which are attached to the central portion and outer peripheral portion of the suspension, respectively, and a dome portion, which projects between the inner peripheral portion and the outer peripheral portion, wherein the suspension and the side diaphragm are attached by thermal compression.




on

Protective enclosure for enhancing sound from an electronic device

A protective enclosure for an electronic device can include a waveguide to direct and enhance sound waves emanating from a speaker of an electronic device when installed in the protective enclosure. The waveguide can include a first end and a second end. The first end of the waveguide can be located proximate the speaker of the electronic device. The waveguide can increase in cross-sectional area between the first end and the second end.




on

Acoustic container

Methods and devices are disclosed for a gaseous liquid to audibly deform the shape of a closed container. One embodiment includes pushing inward to depress a plurality of deformations integral with an exterior of the plastic container having a bottom, a top, the exterior, and an interior, wherein the top is at least partially opened. Further, the method includes sealing, subsequent to the depressing, the top to close the plastic container. Further still, the method includes pushing outward, subsequent to the sealing, by carbonation from a carbonated liquid contained within the interior, on the plurality of deformations. Yet further, the method includes deforming, by the pushing outward, at least two of the plurality of deformations to displaced positions. The method also includes creating two or more sounds and/or movement by the deforming.




on

Sound-absorbing member lamination structure

There is provided a sound absorbing member lamination structure in which the functions by the sound field adjustment can effectively be achieved by preventing the sound reflection against an intension of design in a boundary between the sound absorbing member and the other layer, when the sound absorbing member and the other layer are laminated into a united body. When the sound absorbing member and the other layer are placed in a stacked state, they are bonded with the use of a pressure-sensitive adhesive, so that the sound absorbing member and the other layer are combined together, with the pressure-sensitive adhesive kept uncured in a stacked state of the sound absorbing member and the other layer. Thus, such an uncured pressure-sensitive adhesive does not become a reflection portion of a sound. It is therefore possible to cause the sound to pass through appropriately the boundary between the respective layers.




on

Protective enclosure for enhancing sound from an electronic device

A protective enclosure for an electronic device can include a waveguide to direct and enhance sound waves emanating from a speaker of an electronic device when installed in the protective enclosure. The waveguide can include a first end and a second end. The first end of the waveguide can be located proximate the speaker of the electronic device. The waveguide can increase in cross-sectional area between the first end and the second end. The second end of the waveguide can be located proximate a front surface of the protective enclosure and can direct sound waves toward a user of the electronic device.




on

Sound absorption material and method of manufacturing sound absorption material

Described embodiments relate to a method of manufacturing a sound absorption material. The method comprises: forming a low density fibrous web to act as porous bulk absorber, the fibrous web containing a proportion of bi-components fibers, each bi-component fiber having a core material and a sheath material around the core material; applying a thin facing later to the low density fibrous web, wherein the facing layer is adhesively compatible with the sheath material; heating the fibrous web to a temperature sufficient to soften the sheath material of at least some of the bi-component fibers; and pressing the facing layer and fibrous web together under low pressure such that at least part of the facing layer contacts the softened sheath material of at least some of the bi-component fibers to form an adhesive bond between the facing layer and the fibrous web.




on

Optimized pattern of a damping layer for wall, floor, and ceiling constructions

An acoustic damping article includes a substrate, wherein the substrate has a surface area S. The acoustic composition further includes a polymer resin. The polymer resin coats partially the surface area with a set of areas. The ratio of the coated areas over the surface area S is less than 1 and the polymer resin coverage is not greater than about 500 g/m2.




on

Neutrally-buoyant borehole investigation tools and methods

Neutrally-buoyant tools for seismic data collection are provided that may range from several hundred meters to several kilometers in length and have integrated sensors which move along with the borehole fluid in response to a passing seismic wave. The disclosure also provides methods of deploying neutrally-buoyant tools, which includes using a tractor, adding a weight or both to the tool in order to overcome the difficulty of lowering a neutrally buoyant tool into a borehole, and optionally occasionally clamping the tool to the borehole to alleviate tension in the tool. This disclosure also provides methods of acquiring seismic data, which involves positioning a neutrally-buoyant tool in a borehole such that the tool is able to move relatively freely along with the borehole fluid in response to a seismic wave passing through the fluid, firing a seismic source, and using the sensors to collect seismic data generated thereby.




on

Sound absorbing body and electronic device

A sound absorbing body includes parts of different densities including a plurality of non-dense parts of lower density and a plurality of dense parts of higher density. The non-dense parts and the dense parts are alternately laminated obliquely.




on

Hybrid silencer with gas-liquid separating function in fuel cell system

A hybrid silencer in a fuel cell system includes an expansion chamber connected to a predetermined apparatus of the fuel cell system, where the expansion chamber reduces acoustic noise of a fluid discharged from the predetermined apparatus, a water-absorber disposed inside the expansion chamber, where the water-absorber absorbs a liquid component of a fluid which flows into the expansion chamber; and a perforated silencer which discharges the fluid from which the liquid component is removed by the water-absorber while reducing acoustic noise of the fluid discharged therefrom.




on

Thermal-acoustic sections for an aircraft

Embodiments of thermal-acoustic sections for an aircraft for reducing noise along an acoustic path produced from an acoustic source are provided herein. The thermal-acoustic section comprises a first porous layer having a first characteristic acoustic impedance. A second porous layer is disposed adjacent to the first porous layer and has a second characteristic acoustic impedance that is greater than the first characteristic acoustic impedance. The thermal-acoustic section is configured to be positioned along the acoustic path such that at least a portion of the noise from the acoustic source is directed through the first porous layer to the second porous layer to promote absorption of the noise.




on

Coaxial passive radiation monomer

A coaxial passive radiation monomer apparatus is disclosed. In accordance with an aspect of the present disclosure, there is disclosed a dynamic speaker monomer combined with a passive radiator in a single unitary structure located in spatial proximity with respect to one another to thereby and further comprising an elastic material at the base of the speaker assembly for enhanced and optimized resonance frequencies for the active and passive components of the overall device.




on

Animal identification system and related method

A system for identifying an animal comprises an identification tag/transponder device surgically implanted into tissue of the animal and a scanning unit. As the animal passes in a vicinity of a scanning unit, the system causes the identification device to send a signal to a receiving portion of the scanning unit, and processes the signal, and identifies the animal from the signal. The system is of particular benefit to veterinary surgeries in assisting their smooth operation.




on

Modular fire prevention flooring

A modular fire prevention flooring system includes a plurality of fire prevention flooring planks. Each plank is generally tubular and forms a drain channel. Fluids spilled onto the upper surface of the flooring system may drain through a plurality of drain holes formed in the upper surface of the planks. The planks may further include a metal filler positioned within the drain channels to stop combustion of burning fluids spilled into the drain channels. The metal filler may break up burning liquids and remove heat therefrom. In some embodiments, a purging fluid may be flowed through the planks to purge any spilled fluids therefrom.




on

Absorbent composition for mitigating fecal odor

The present invention is directed towards an absorbent composition and its method of production and use. More specifically, the present invention relates to an absorbent composition comprising a liquid absorbing material, at least one alkaline earth metal peroxide, and an acidic material. The acid maintains a high hydrogen peroxide release profile under acidic conditions, such that the composition is found surprisingly effective in mitigating fecal odor.




on

Animal keeping installation

Animal keeping installation comprising a floor (11) provided with a mat (12) on which the animal treads when setting foot on the floor (11) and which mat (12) is arranged to be intermittently propelled by a drive roll (13) placed internally in relation to the mat (12), wherein the drive roll (13) is connected to and mounted in bearing journals (15) for rotation about its center axis in a pendulum (14) which allows the drive roll (13), on the one hand, to bear against the inner side of the mat (12) and, on the other hand, to be released from the said bearing contact in dependence on the position of the pendulum (14), and wherein the drive roll (13) is connected to a drive member (18, 19, 51, 62) for driving the roll (13) at least into a position where the drive roll (13) bears against the mat (12).




on

Collagen fiber reconstituted rawhide and process for making

This invention describes a collagen fiber reconstituted rawhide useful in the production of pet chews, and a method for making the same. Beginning materials include animal skins with hair, depilated limed splits and leftovers from the manufacture of rawhide pet chews. The materials are pretreated, ground, subjected to acid treatment to swell and separate the collagen fibers that comprise the animal hide, further ground into pulp, vacuum filtered, mixed with a dehydration agent that chemically shrinks the expanded fibers, drained, formed and dried into sheet and finally exposed to a cross-linking agent to increase the adhesive strength of the end product. Edible materials, including meats, may be added to the solution prior to draining, to enhance the nutritional value and palatability of the final product, and the reconstituted rawhide sheets may be bleached for appearance.




on

Animal emotion display system and method

An animal emotion display system 100 including: a transmitter 10 which is attached to an animal; and a receiver 20 which is capable of communicating with the transmitter, wherein the transmitter 10 includes: a tail wagging detection sensor 12 to detect a plurality of kinds of tail wagging of the animal as a plurality of kinds of emotion of the animal, respectively; and a transmitting section 15 to transmit emotion data corresponding to the respective kinds of tail wagging detected by the tail wagging detection sensor 12 to the receiver 20, and the receiver 20 includes: a receiving section 22 to receive the emotion data transmitted by the transmitting section 15; a display section 25; and a display control section 24 to display a display content corresponding to the emotion data received by the receiving section 22 on the display section 25.




on

Animal watering system with improved electrical isolation

A system and method for monitoring and mitigating leakage currents is disclosed. The data acquisition system records data from multiple monitoring locations over extended periods of time to identify stray voltage and/or leakage currents present at the monitoring location. The data is processed to identify trends in the stray voltage and/or leakage currents and to suggest methods for mitigating the same.




on

Aquarium with a self-contained cleaning apparatus

The present invention relates to an aquarium cleaning apparatus, systems and methods for removing debris from the aquarium, and in particular, a self-contained cleaning apparatus that utilizes a siphon effect created by pouring water in an aquarium tank and/or pulling water out of an aquarium tank, such as via a vacuum. In a preferred embodiment, the siphon operation occurs because of the difference between the water level of the aquarium tank and the vertical height of a spout attached to the top of a vertical tube. Therefore, it is not necessary for the user to immerse their hands in the aquarium water to operate the cleaning device.




on

Ultrasonic stimulating pet toy

The present invention relates generally to an ultrasonic stimulating pet toy and, more specifically, to a mouse-like pet toy comprising a sound chip assembly that emits ultrasonic vocalizations that replicate those studied in mice. The instant abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.




on

Egg tray advancement system for an in ovo injection apparatus, and associated method

An advancement system for an in ovo injection apparatus is provided. Such an advancement system is configured to advance an egg carrier carrying a plurality of avian eggs to an injection assembly. The advancement system includes a guide assembly configured to receive the egg carrier and provide support thereto during advancement of the egg carrier. A manual advancement device slidingly engages the guide assembly such that the manual advancement device is movable along the guide assembly. The manual advancement device is capable of interacting with a trailing end of the egg carrier to advance the egg carrier to an injection position. At least one stop is positioned to interact with the manual advancement device during advancement of the egg carrier so as to prevent progression of the manual advancement device beneath the injection assembly, thereby locating the egg carrier at the injection position. An associated method is also provided.




on

Microcosm terrestrial and aquatic landscape habitat: a freestanding “miniature mountain” chain, topiary, upper pool, waterfall and pond-aquarium hybrid habitat with natural curves

The “Microcosm Terrestrial and Aquatic Landscape Habitat” is a Main Basin Pond 4 surrounded on three sides by artificial rock, “Miniature Mountains” 3 a, 3 b, 3 c or Natural Looking Imitation Rocks. The fourth, front side has no “Miniature Mountains” or Natural Looking Imitation Rocks to enclose the Main Basin Pond. Instead, here I adhere on a Pane of Glass 2 a to the imitation rock surface using Silicon Sealant 2 b or other sealants 2 c: A pond-aquarium hybrid! The “Miniature Mountains” are higher than the water level in the Main Basin Pond. On the top or sides of the “Miniature Mountains” is an Upper Pool 5. Water in the Main Basin Pond is circulated up to the Upper Pool using a Submersible; Electric, Aquatic, Pump 8. From the Upper Pool, the Water then flows down a Water Course to the Waterfalls and back to the Main Basin Pond to oxygenate the water.




on

Sizer for a hanger, a combination thereof, and a method of use

A sizer for a hanger lacking a hook boss includes a pair of longitudinal walls spaced apart from each other by a pair of end sections. The sizer may include a pair of protrusion, wherein a first is disposed on a first wall of the pair of longitudinal walls and directed toward a second wall of the pair of longitudinal walls. A first jaw is disposed on one of the pair of end section. The pair of longitudinal walls flexes apart when the jaw passes over a flange of the hanger. The first jaw includes a lower portion having a curved edge. The first jaw further includes an upper portion. The lower portion and upper portion meet at an abrupt jaw point.




on

Method for printing an image on the under peak of a baseball cap and baseball cap

A method for printing on a lower surface of a peak of a baseball cap comprising: a) printing an image on the lower surface of the peak when the peak is at an elevated printing temperature and when the peak is in a generally planar configuration; b) allowing the peak to cool to a temperature below an elevated formation temperature; and, c) heating the peak to the elevated formation temperature and applying a non-planar shape to the peak, wherein the peak comprises a deformable insert that is solid at the elevated printing temperature and deformable at the elevated formation temperature.




on

Applicator for compression stockings and the like

An applicator for applying compression stockings and bandages to the limb of a user. The applicator includes a rigid tubular body, an open top with a rim, an open base and a passageway between the base and top. The applicator includes two or more longitudinal slots in the side wall of the tubular body for use in loading. An anterior notch allows an ergonomic application of the stocking and loading. The applicator may be formed in two parts for variation of its internal dimension. It preferably includes a foot arch. The applicator may be adapted for removal of the stocking. The invention extends to a method of donning and removing a compression stocking.




on

Web assembly for making and maintaining a contour of a baseball or a softball glove

A web assembly can be used for making and maintaining a contour of a baseball or softball glove. The web assembly comprises a plurality of horizontal straps comprising a top strap and a bottom strap mechanically coupled to a plurality of vertical straps comprising a left strap and a right strap. A right durable strap and left durable strap are mechanically coupled to at least one horizontal strap where the at least one horizontal strap is further mechanically coupled to the right strap and the left strap. In this manner, a user can wrap the web assembly around the glove and affix the right durable strap to the left durable strap with a hook and loop fastener, and allowing for the straps to deform slightly to make and maintain the contour of the glove.




on

Utility items made with rods of oval construction

An implement for use in a bathroom or a kitchen which is composed of at least one rod which is oval in cross section, the rod being aesthetic in appearance and providing an advantageous force distribution over rods with circular cross sections. The implement can be a hanging device, such as a hanger, a hanger for ties and belts, and many other variations having a hook portion for engaging a cylindrical support, an over-the-door/vertical wall device also including the rods with the oval cross section, the latter devices being, for example, clothes supporting hooks, hooks for articles made from fabric; wire metal baskets having a rim and/or transition device made from a rod with an oval cross section; paper or magazine holders comprising parallel racks separated by upstanding walls; bag dispenser and handles for implements.




on

Long handled sock donning tool and method of use

A long handled sock donning tool includes a handle portion adapted to be gripped by a user and an opposing sock engaging portion. The sock engagement portion includes first and second flanges spaced from an elongated support by first and second spacers. Each of the flanges include a sock engagement arm for retaining a sock thereon, and an opposing stabilizing arm for supporting the tool during the mounting of the sock onto the tool. First and second rubber sock gripping portions help retain the sock on the tool. Once an upper portion of a sock is folded over the sock gripping portions, a user's foot can be inserted into the sock comfortably without being forced into contact with a hard plastic wall of the tool. Additionally, the tool can be used as a shoe horn by fitting one of the first and second flanges into the heel of a shoe.




on

Device for conditioning a glove and methods of forming and using the same

A device to aid in conditioning a baseball glove, namely in the formation and/or maintenance of a baseball pocket, typically includes one or more balls, two or more looped straps, and a means for coupling the two or more looped straps to the one or more balls. The one or more balls are placed in a baseball glove proximate a desired location for the baseball pocket, and the two or more looped straps are fed through a slot of the glove interposing an interior of the glove and an exterior of the glove and wrapped around the exterior of the glove to force the ball deeper into the desired location for the baseball pocket and secure the glove around the ball.




on

Hanger including depending elongate member foldable on itself to form flat bottom spacer

The present invention discloses a device for hanging clothes, comprising an engaging portion and a deformable elongate member, the elongate member comprising a connection mechanism such that the elongate member can be deformed back upon itself and connected to itself to form a loop.




on

Insertion guide for animal footwear

Disclosed is a paw insertion device. In one embodiment, the device includes two pivotally interconnected arms. Each of the arm can include a paw insertion guide at a distal end. The insertion guides are designed to be inserted into an article of animal footwear. The opposite grip ends of the arms can then be brought together to spread apart the insertion guide and permit the animal paw to be easily positioned within the footwear. A lock subassembly is also included for permitting the insertion device to be locked in the opened position.




on

Friction reducing elements and assemblies for hanging devices

A friction reducing element for a hanging device includes a roller configured for positioning on an upper portion of a hook and a tubular elastomeric sleeve stretch-fitted over an outer surface of the roller. The roller is provided with a contoured outer surface and the sleeve is made from a thermoset elastomer such that the friction reducing element facilitates positioning of the hanging device, along a clothing rod. Use of the thermoset elastomer also prevents premature development of areas of deformation on the friction reducing element over time. The friction reducing element may be assembled into an upper portion of a hook for a clothes hanger, or other similar hanging device.




on

System and method for recycling of carbon-containing materials

There is described a system and method for recycling carbon-containing material, in particular tires and plastics materials. The system includes a heating arrangement for anaerobically heating carbon containing material to produce carbon-containing gases. A condensing arrangement is also used to condense a proportion of the carbon-containing gases to provide condensed gases and non-condensed gases. In addition, a recirculating arrangement is provided for recirculating the non-condensed gases into the heating arrangement. Further systems and methods for pre- and post-processing of the carbon-containing material are also disclosed and products of the systems and methods are also described.




on

System and method for obtaining hydrocarbons from organic and inorganic solid waste

This invention relates to a system for obtaining hydrocarbons from organic or inorganic solid waste, wherein said system comprises: an inlet chamber, within which is a mixer assembly which mixes and conveys the waste through said chamber, which is also at ambient temperature, thus avoiding any thermal shock to the solid waste for processing; a dehydration chamber with a mixing assembly therein, and the upper part of this chamber contains an expansion chamber for promoting more efficient molecular breakdown; the thermal breakdown is carried out in two reactors which are operated at different temperatures, the first thermal disassociation reactor which has inside a mixer unit, and which in its upper part houses an expansion chamber, the second thermal breakdown reactor, therein has a mixer unit, and in the upper portion thereof houses an expansion chamber and at the top end thereof a vertical expansion tower; wherein the thermolytic steam is homogenized, a separator of heavy hydrocarbons, which does not require an additional cooling system, a multiple valve determines the temperature and oxygen content of the vapors and conveys them to the expansion tower in order to optimize the production of hydrocarbons, and to obtain a liquid hydrocarbon with high heating value.




on

Process for conversion of organic, waste, or low-value materials into useful products

Methods and apparatus for processing of waste and low-value products to produce useful materials in reliable purities and compositions, at acceptable cost, without producing malodorous emissions, and with high energy efficiency are disclosed. In particular, multi-stage processes are disclosed to convert various feedstocks such as offal, animal manures, municipal sewage sludge, tires, and plastics, that otherwise have little commercial value, to useful materials including gas, oil, specialty chemicals, and carbon solids. Disclosed processes subject the feedstock to heat and pressure, separates out various components, then further applies heat and pressure to one or more of those components. Various materials produced at different points in the process may be recycled and used to play other roles within the process. Also disclosed are apparatus for performing multi-stage processes of converting waste products into useful materials, and at least one oil product that arises from the process.




on

Method and device for the positioning of operating units of a coal filling cart at the filling openings of a coke oven

The invention relates to a method of positioning service equipment of a coal-charging larry cart at charging ports of a coke oven, wherein a rail-guided larry cart is moved on the roof of a coke oven and is positioned at locations known by a machine control system and corresponding to charging ports in the oven roof in order to charge the oven chambers, and wherein then at least one piece of service equipment of the coal-charging larry cart is guided to the charging ports by horizontal biaxial positioning movements. According to the invention, an optical measurement method is used after each positioning of the larry cart to detect the coordinates of at least one marking that is applied to the oven roof and that has a fixed relationship with the center axis of a charging port within a measurement field that is predefined by the measurement method and to compare them with reference values that are stored in the machine control system for the marking. The deviations between the measured coordinates and the coordinates stored in the machine control system are determined for both axial directions. Differential values are then taken into account as correction values during the positioning movement of the piece of service equipment. The subject matter of the invention is furthermore formed by an apparatus for carrying out the described method.




on

Process and apparatus for decomposition of polymer products including those containing sulphur such as vulcanised rubber tyres and recovery of resources therefrom

A method and apparatus for pyrolytic destruction of polymer products including whole vehicle vulcanised rubber tires is disclosed. The apparatus 111 has a reaction chamber 153 into which a tire can be placed, and immersed for pyrolytic decomposition in a molten alloy of zinc with a minor proportion of aluminium. The apparatus 111 has a heated reservoir 155 in which the alloy is maintained in a molten state, and from where it can be transferred to the reaction chamber 153 to immerse the tire. Fluid hydrocarbon byproducts are drawn off for condensation and recovery, and solid zinc sulphides are also recovered. Where steel belted tires are processed, carbon and steel residues are also recovered.




on

Process for producing a renewable hydrocarbon fuel

A process for producing a renewable hydrocarbon fuel. The process can include providing a feed including a lignocellulosic material to a pyrolysis zone to produce a stream including a pyrolysis oil, providing the pyrolysis oil stream to a refining zone producing a refined stream, providing at least a portion of the refined stream to a reforming zone producing a stream including hydrogen, providing at least a portion of the hydrogen stream to the refining zone; and recovering the renewable hydrocarbon fuel from the refined stream.




on

Removal of hydrogen sulfide as ammonium sulfate from hydropyrolysis product vapors

A system and method for processing biomass into hydrocarbon fuels that includes processing a biomass in a hydropyrolysis reactor resulting in hydrocarbon fuels and a process vapor stream and cooling the process vapor stream to a condensation temperature resulting in an aqueous stream. The aqueous stream is sent to a catalytic reactor where it is oxidized to obtain a product stream containing ammonia and ammonium sulfate. A resulting cooled product vapor stream includes non-condensable process vapors comprising H2, CH4, CO, CO2, ammonia and hydrogen sulfide.




on

Disposal of electrical and electronic equipment

A method for disposing electrical and electronic equipment comprising plastic and metal components, the method comprising: melt processing the equipment and/or comminuted parts thereof to form a melt processed product; transferring the melt processed product into a vessel and heating the product using far infrared radiation such that it liberates volatile hydrocarbons and leaves behind non-volatile residue comprising metal; and collecting one or both of the volatile hydrocarbons and the non-volatile residue for subsequent use.




on

Process control by blending biomass feedstocks

A process and system is disclosed for optimizing a key parameter of a biomass feedstock that enhances bio-oil production. The process and system involves optimizing the values of the key parameter in multiple biomass feedstocks by regulating their feed rates and blending those feedstocks to produce a cumulative biomass feedstock with an optimal value for the key parameter. The key parameter in the biomass feedstocks is measured and the feed rates of the multiple biomass feedstocks are adjusted in order to produce a cumulative biomass feedstock exhibiting optimal values for the desired key parameter. The key parameters can include compositional properties, such as lignin content or mineral content, and/or fluidization properties of the biomass materials, such as density, particle cohesion force, or particle size.




on

Process and device for fluidized bed torrefaction and grinding of a biomass feed for subsequent gasification or combustion

A process and a unit for fluidized bed torrefaction and grinding of particles of a biomass with a largest dimension of 2 cm to 5 cm, and which unit contains an envelope having a general shape of a sector having a) two substantially vertical walls delimiting that sector; and b) at least one inclined wall defining three zones, from bottom to top: a lower zone provided with a fluidization means, and provided with a grinder placed at the bottom of that zone; an intermediate zone (2) provided with a fluidization means; and an upper zone (3) provided with a fluidization means; and a pipe (11) for introducing the particles reaching into the unit to the level of the intermediate zone.




on

Production of higher quality bio-oils by in-line esterification of pyrolysis vapor

The disclosure encompasses in-line reactive condensation processes via vapor phase esterification of bio-oil to decease reactive species concentration and water content in the oily phase of a two-phase oil, thereby increasing storage stability and heating value. Esterification of the bio-oil vapor occurs via the vapor phase contact and subsequent reaction of organic acids with ethanol during condensation results in the production of water and esters. The pyrolysis oil product can have an increased ester content and an increased stability when compared to a condensed pyrolysis oil product not treated with an atomized alcohol.




on

Carbon-based durable goods and renewable fuel from biomass waste dissociation for transportation and storage

Techniques, systems, apparatus and material are described for generating renewable energy from biomass waste while sequestering carbon. In one aspect, a method performed by a reactor to dissociate raw biomass waste into a renewable source energy or a carbon byproduct or both includes receiving the raw biomass waste that includes carbon, hydrogen and oxygen to be dissociated under an anaerobic reaction. Waste heat is recovered from an external heat source to heat the received raw biomass waste. The heated raw biomass waste is dissociated to produce the renewable fuel, carbon byproduct or both. The dissociating includes compacting the heated raw biomass waste, generating heat from an internal heat source, and applying the generated heat to the compacted biomass waste under pressure.