A regenerative burner device for a furnace and a method of removing contaminants from such a device. The burner device includes a burner for introducing heat and waste gas into a furnace during ignition when supplied with fuel and a combustion gas, a media bed comprising refractory particles, and ducting for delivering combustion gas to said burner during ignition, and for drawing waste gas from said furnace on termination of ignition. The ducting causes the combustion gas and the waste gas to pass in succession through the media bed. Means are provided for periodically delivering a rapid flow of a decontaminating gas into said media bed. The rapid flow is of sufficient force to dislodge contaminants collected in the media bed from said waste gas.

An actively heated mug, travel mug, baby bottle, water bottle or liquid container is provided. The mug, travel mug, baby bottle, water bottle or liquid container can include a body that receives a liquid therein and a heating or cooling system at least partially disposed in the body. The heating or cooling system can include one or more heating or cooling elements that heat a surface of the receiving portion of the body and one or more energy storage devices. The mug, travel mug, baby bottle, water bottle or liquid container can include a wireless power receiver that wirelessly receives power from a power source and control circuitry configured to charge one or more power storage elements and to control the delivery of electricity from the one or more power storage elements to the one or more heating or cooling elements. The mug, travel mug, baby bottle, water bottle or liquid container also can have one or more sensors that sense a parameter of the liquid or sense a parameter of the heating or cooling system and communicates the sensed information to the control circuitry. The control circuitry can turn on, turn off, and/or operate the heating or cooling element to actively heat or cool at least a portion of the body to maintain the liquid in a heated or cooled state generally at a user selected temperature setting based at least in part on the sensed parameter information. The mug, travel mug, baby bottle, water bottle or liquid container can also be paired with a remote device or mobile electronic device to send or receive communications or commands.

The present disclosure provides an apparatus for treating air by using porous organic-inorganic hybrid materials as an absorbent, which comprises an inlet passage for receiving air from outside; a dehumidifying part comprising porous organic-inorganic hybrid materials as an adsorbent for removing moisture from the air receiving through the inlet passage; a regenerating unit for regenerating the adsorbent of the dehumidifying part; and an outlet passage for discharging the dehumidified air to outside. Said apparatus preferably comprises two dehumidifying parts of two-bed switching type and two switch valves, wherein said two dehumidifying parts are alternatively operated for dehumidification and for regeneration by switching said switch valves to convert direction of air flow.

Includes a low flow-rate region (R2) that is disposed on an upstream side of a combustion region (R1) within a second pipe (2), and that has a relatively slow flow-rate of combustion gas (G1) within the second pipe, and a flame kernel formation unit (3a) is disposed in the low flow-rate region.

A silicon-based thermal energy transfer apparatus that aids dissipation of thermal energy from a heat-generating device, such as an edge-emitting laser diode, is provided. In one aspect, the apparatus comprises a silicon-based base portion having a first primary surface and a silicon-based support structure. The silicon-based support structure includes a mounting end and a distal end opposite the mounting end with the mounting end received by the base portion such that the support structure extends from the first primary surface of the base portion. The support structure includes a recess defined therein to receive the edge-emitting laser diode. The support structure further includes a slit connecting the distal end and the recess to expose at least a portion of a light-emitting edge of the edge-emitting laser diode when the edge-emitting laser diode is received in the support structure.

New net shape strength retaining high temperature alloy parts are formed from fine metallurgical powders by mechanically blending the powders and placing them in die, placing a piston in the die, extending the piston into a driving chamber, filling the chamber with CH4 and air and compressing the powders with the filling pressure. Igniting gas in the chamber drives the piston into the cavity, producing pressures of about 85 to 150 tsi, compacting the powders into a near net shape alloy part, ready for sintering at 2300° C. without shrinking. The alloy parts are Re, Mo—Re, W—Re, Re—Hf—HfC, Re—Ta—Hf—HfC, Re—Mo—Hf—HfC, Mo—Re—Ta, Mo—Re-f-HfC, W—Re—Hf—HfC, W—Re—Ta—Hf—HfC or W—Re—Mo—Hf alloys.

A method of generating hydrogen gas from the reaction of stabilized aluminum nanoparticles with water is provided. The stabilized aluminum nanoparticles are synthesized from decomposition of an alane precursor in the presence of a catalyst and an organic passivation agent, and exhibit stability in air and solvents but are reactive with water. The reaction of the aluminum nanoparticles with water produces a hydrogen yield of at least 85%.

The present invention relates to a process for the recycling of steel industry iron bearing by-products into a shape suitable for feeding into a direct reduction furnace, comprising the steps of mixing and grinding 50 to 99 wt % of ore and pellet fines and 1 to 50 wt % of slurry, mill scale and/or bag house dust, pelletizing the mixture and indurating the pellets so obtained by heating for 5-60 minutes at a temperature in the range of 1100-1350° C.; and a pellet produced from Iron bearing waste material and having compression strength of at least 2.8 kN and/or a drop number of at least 3.

A method for leaching copper and molybdenum from an ore, residue and/or concentrate containing such, in which more than 1% w/w of the total molybdenum is present as a sulfide and in which more than 1% w/w of the total copper is present as an oxide, the method comprising the steps of: exposing the ore, residue and/or concentrate to an aqueous solution of chlorine (I)-based oxidizing species of a pH of at least 3.0; oxidizing the molybdenum by the chlorine-based oxidizing species thereby providing a treated ore, residue and/or concentrate and a reduced aqueous solution of chlorine-based oxidizing species; leaching the treated ore, residue and/or concentrate by exposing the treated ore, residue and/or concentrate to an aqueous ammoniacal ammonium carbonate solution to form a pregnant leach solution containing both copper and molybdenum; and passing the pregnant leach solution containing both copper and molybdenum to a means for metal recovery.

A cored wire for introducing additive into a bath of liquid steel, of the type comprising a metal sheath surrounding said additive, characterized in that said additive predominantly comprises calcium silicate. A process for manufacturing a resulfurized steel, characterized in that it comprises a step of introducing, into the bath of liquid steel, such a cored wire.

The invention relates to methods and devices for breaking up ore. The methods and devices are characterized in particular in that ore mineral or ore minerals can be subsequently easily extracted. For this purpose coherent NIR radiation, non-coherent NIR radiation, at least one electric alternating field having a frequency greater than 300 GHz, at least one magnetic alternating field having a frequency greater than 300 GHz, at least one electromagnetic alternating field having a frequency greater than 300 GHz, or a combination thereof are respectively applied to the ore at least once by means of a device for generating the radiation, the at least one alternating field, or the radiation and the at least one alternating field, wherein ore mineral, ore minerals, absorbent components, or ore minerals and absorbent components of the ore absorb(s) energy from the radiation, the alternating field, or the radiation and the alternating field and said energy is not or is only slightly absorbed by the lode matter. Thus, advantageously, cracks are formed in the ore or the ore splits by means of the resulting stresses.

The invention provides a recycling step in an oxidative pressure leaching process for recovery of metals using halide ions, in which a portion of the leached solids are recycled back to the feed to the autoclave, to allow two or more passes through the high temperature leaching step.

The present invention provides a method and apparatus of reducing current requirements by increasing resistance of the blade structure by reducing the cross sectional area of at least one section of the blade so that the electrical current requirements for heating of the blade to cutting temperature are reduced wherein the power supply and substantially entire unit may be mounted within a hand held unit. Methods of shaping blades to perform various heat distributions for specialty blades for custom cutting are disclosed. Further, an improved blade mounting structure is provided which includes structure for maintaining the legs of the blade parallel to the direction of cut and provides for easy insertion of new blades by maintaining a slotted blade cradle stable and in alignment with the blades and a clamp member away from the blade when the clamp mounting structure is loosened.

A system and method for removing an outer layer of resilient material from an object to achieve a target outer dimension includes performing an initial cut at a cutting depth to remove an outer layer of the material. A parameter indicative of a work input to a cutter that performed the cut is acquired and used to determine the cutting depth that will be used for performing a subsequent cut to remove an additional layer. In this way, subsequent cuts are performed until the target outer dimension is achieved.

A tire-changing machine comprising support means (4) for a wheel, a tool-bearing arm (50) at an end of which a bead-breaking tool (6) is hinged according to a hinge axis (E) which is perpendicular to an axis (A) of the wheel, and first motorised means (32, 33) for causing a relative movement, in a parallel direction to the axis (A) of the wheel, between the support means (4) and the tool-bearing arm (50), such as to press the bead-breaking tool (6) against a flank of a tire on the wheel, characterized in that it comprises second motorised means (64), activatable independently from the first motorised means (32, 33), which second motorised means (64) are destined to rotate the bead-breaking tool (6) about the hinge axis (E) with the tool-bearing arm (50), in order to vary an inclination of the bead-breaking tool (6) with respect to the axis (A) of the wheel which is mounted on the support means (4).

A sealing tube is wrapped around the rim and inflated such as to seal the gap between tire and rim if the seal between the tire bead and rim has lost its integrity. After this, the tire can be inflated to specified pressure at a slow rate using a portable compressor. The repair can be done at roadside on any vehicle using inflatable tires usually without demounting the wheel or even jacking up the defective wheel.

A tire bead seating apparatus for seating tire beads on a vehicle wheel, the apparatus comprising: (a) a repositionable arm operatively coupled to a rotatable drum, the repositionable arm directing the rotatable drum into selective engagement with an inflated tire mounted to a vehicle wheel, the rotatable drum operative to rotate when engaging the inflated tire to rotate the inflated tire and the vehicle wheel; (b) a first set of rollers selectively contacting a first peripheral surface of the inflated tire, the first peripheral surface bridging between a first sidewall and a treaded surface of the inflated tire; (c) a first set of rollers selectively contacting a second peripheral surface of the inflated tire, the second peripheral surface bridging between a second sidewall and the treaded surface of the inflated tire, the first sidewall being generally opposite the second sidewall; (d) a first bead roller selectively contacting the first sidewall proximate a first bead of the inflated tire; and, (e) a second bead roller selectively contacting the second sidewall proximate a second bead of the inflated tire.

A nozzle for seating a tubeless tire on a rim using pressurized gas includes an outlet, a jet configured to accept pressurized gas and emit a stream of gas through an orifice into a chamber. As the stream of gas enters the chamber, the Venturi effect causes air to enter the chamber through air intake ports and the stream of gas and air from the air intake ports is blown out of the outlet of the nozzle. A system for seating a tubeless tire on a rim includes the nozzle, a tank and a valve configured to control the flow of pressurized gas from the tank to the nozzle. The tire may be seated on the rim by positioning the system so that the air from the nozzle blows into the tire between the bead of the tire and the rim if the valve is opened.

An apparatus and method to seat a tire on a rim are described. Protrusions and a handle on the apparatus allow a user to brace the protrusions against the rim to prevent blow back when air is vented into the gap between the tire and the rim to seat the tire bead. The air is vented through a plurality of holes in the apparatus and the flow of the air into the apparatus is controlled by positioning a bridge handle of a flow control valve situated between the apparatus and a tank of air.

Tire changing machines with automated positioning and closed loop control of bead pressing devices are described to maintain and control operation of the bead pressing devices during tire mount and de-mount procedures. Methodology is also disclosed.

A bead breaking unit for tire changing machines includes an arm having a bead breaking tool and associated rotatable with a supporting structure between an away position, wherein the tool is spaced out from the supporting structure, and a work position, wherein the tool is near the supporting structure, an actuator apparatus having a mobile element associated sliding with the arm, a dragging device for dragging the arm, associated with the mobile element and suitable for operating during movement of the mobile element from an extracted position to a retracted position to bring the arm to the work position, a coupling device between the mobile element and the arm, suitable for operating during movement of the mobile element from the retracted to the extracted position to bring the arm from the work position to the away position, and a selection device associated with, and suitable for operating/disconnecting the coupling device.

The present invention relates to a demounting device comprising a support member translatable along a movement axis (y-y), drive means for the support member, a tool-holder arm (3) borne by the support member (2), an abutment element (4) and a hook-like extraction member (5) both supported by the tool-holder arm (3), the abutment element (4) having a substantially flat work surface (4a), whereas the hook-like extraction member (5) is suitable for being moved in a substantially transverse direction with respect to the rotation axis (x-x) of a rim (W).

An apparatus for seating a bead of a tire adjacent a bead seat of a wheel is disclosed.

Automated tire changer machines, control systems and methods therefor utilize positive contact and contact force generation between wheel rims and bead breaker devices to break tire bead seals. The bead breaker devices may accordingly follow different geometries of wheel rims without prior knowledge or identification of the specific rim configuration by the machine.

A high-strength seamless steel pipe for oil wells excellent in sulfide stress cracking resistance which comprises, on the percent by mass basis, C: 0.1 to 0.20%, Si: 0.05 to 1.0%, Mn: 0.05 to 1.0%, Cr: 0.05 to 1.5%, Mo: 0.05 to 1.0%, Al: 0.10% or less, Ti: 0.002 to 0.05% and B: 0.0003 to 0.005%, with a value of equation “C+(Mn/6)+(Cr/5)+(Mo/3)” of 0.43 or more, with the balance being Fe and impurities, and in the impurities P: 0.025% or less, S: 0.010% or less and N: 0.007% or less. The seamless steel pipe may contain a specified amount of one or more element(s) of V and Nb, and/or a specified amount of one or more element(s) of Ca, Mg and REM. The seamless steel pipe can be produced at a low cost by adapting an in-line tube making and heat treatment process having a high production efficiency since a reheating treatment for refinement of grains is not required.

An annealing process for a TMR or GMR sensor having an amorphous free layer is disclosed and employs at least two annealing steps. A first anneal at a temperature T1 of 200° C. to 270° C. and for a t1 of 0.5 to 15 hours is employed to develop the pinning in the AFM and pinned layers. A second anneal at a temperature T2 of 260° C. to 400° C. where T2>T1 and t1>t2 is used to crystallize the amorphous free layer and complete the pinning. An applied magnetic field of about 8000 Oe is used during both anneal steps. The mechanism for forming a sensor with high MR and robust pinning may involve structural change in the tunnel barrier or at an interface between two of the layers in the spin valve stack. A MgO tunnel barrier and a CoFe/CoB free layer are preferred.

A steel for heat treatment, which exhibits high strength and high toughness even when the heat treatment (such as quenching and tempering) of the steel is conducted under conventional conditions in an after stage. The steel for heat treatment contains C: 0.10 to 0.70 mass %, Mn: 0.1 to 3.0 mass %, Al: 0.005 to 2.0 mass %, P: 0.050 mass % or less, S: 0.50 mass % or less, O: 0.0030 mass or less, N: 0.0200 mass % or less, and one or more selected from the group consisting of Ti: 0.30 mass % or less and Nb: 0.30 mass or less with the balance being Fe and unavoidable impurities, and has a TH value of 1.0 or above as calculated according to the formula: ({Ti}/48+{Nb}/93) 104 and grain diameters of 10 μm or below. {Ti} and {Nb} refer respectively to the contents of Ti and Nb in precipitates of 5 to 100 nm in size as determined about their respective extraction residues.

A method for treating a component comprising a metallic or ceramic material with a crystalline, semi-crystalline or amorphous structure. According to the method, to case-harden the component, at least part of the surface of the component is exposed to an oil jet, while the temperature of the oil and/or the component is regulated. Also disclosed is a device for carrying out the method.

A metal material is contacted with a treatment solution containing zirconium and/or titanium compound, and a polyamine compound having a number average molecular weight from 150 to 500,000 and containing from 0.1 mmol to 17 mmol of primary and/or secondary amino group per 1 g of solid content and at least one siloxane unit. Concentration of zirconium and/or titanium compound in the metal surface treatment composition is from 10 ppm to 10,000 ppm with respect to the metal element, and mass ratio of the zirconium and/or titanium element is from 0.1 to 100 with respect to the polyamine compound. The metal material is washed with water after contacted by the treatment solution.

Provided is bearing steel excellent in workability after spheroidizing-annealing and in hydrogen fatigue resistance property after quenching and tempering. The bearing steel has a chemical composition containing, by mass %: 0.85% to 1.10% C; 0.30% to 0.80% Si; 0.90% to 2.00% Mn; 0.025% or less P; 0.02% or less S; 0.05% or less Al; 1.8% to 2.5% Cr; 0.15% to 0.4% Mo; 0.0080% or less N; and 0.0020% or less O, which further contains more than 0.0015% to 0.0050% or less Sb, with the balance being Fe and incidental impurities, to thereby effectively suppress the generation of WEA even in environment where hydrogen penetrates into the steel, so as to improve the roiling contact fatigue life and also the workability such as cuttability and forgeability of the material.

A welding method for welding workpieces made of highly heat-resistant superalloys is provided. The method includes generating a heat input zone on the workpiece surface by means of a heat source, feeding welding filler material into the heat input zone by means of a feeding device, and generating a relative motion between the heat source and the feeding device on one hand and the workpiece surface on the other hand by means of a conveying device. Furthermore, according to the welding method, the mass feed rate is ≦350 mg/min.

Aqueous compositions useful as pretreatments prior to painting and to prevent the formation of white rust in the uncoated condition include an organopolyphosphonic acid or salt thereof, an organosilane, and a trivalent chromium compound. A method for treating a surface of a zinc-containing metal includes contacting the surface with an aqueous composition including an organopolyphosphonic acid or salt thereof, an organosilane, and a trivalent chromium compound. The composition may also include an agent for reducing hydrophilicity, such as a polyacrylic acid. The aqueous composition has been found to be particularly well-suited for treating a zinc-containing metal to passivate the surface, improve paint adhesion, and/or improve corrosion resistance.

The galvannealed steel sheet includes: a galvannealed layer formed on at least one surface of a steel sheet and contains includes an amount of 0.05 mass % to 0.5 mass % of Al, an amount of 6 mass % of 12 mass % of Fe, and the balance composed of Zn and inevitable impurities; and a mixed layer formed on a surface of the galvannealed layer and includes a composite oxide of Mn, Zn, and P and an aqueous P compound, wherein the composite oxide includes 0.1 mg/m2 to 100 mg/m2 of Mn, an amount of 1 mg/m2 to 100 mg/m2 of P, and Zn, and a P/Mn ratio is 0.3 to 50, and wherein the total size of an area of the mixed layer in which an attached amount of P is equal to or more than 20 mg/m2 is 20% to 80% of a surface area of the mixed layer.

Apparatus and method are provided for making the longitudinal temperature distribution of the bulbous end of a longitudinally oriented workpiece, such as a rail's head, generally uniform when the head has a non-uniform longitudinal temperature distribution. A combination of crown and skirt electric inductors is used to achieve the generally uniform temperature distribution by modulating the magnetic field intensity produced by current flow through one or more of the combination of crown and skirt inductors as required for the non-uniformly heated regions of the rail's head.

A biometric monitoring device and multiple carrying cases for same are provided. In some implementations, the case may be made from a flexible viscoelastic material and the biometric monitoring device may be slipped into a receptacle in the case through an opening in the case; the opening may become distended during the insertion of the biometric monitoring device. In some implementations, the case may feature a display window that, in combination with materials of the biometric monitoring device, may mask a display of the biometric monitoring device from view when the display is off and may allow the display to be seen when the display is displaying content.

Embodiments of club head covers having a pull strap and methods to manufacture club head covers are generally described herein. Other embodiments of club head covers having a pull strap may be described and claimed.

A head cover for a golf club includes a first surface having a removable cleaning pad thereon, and a second surface on which at least one golf accessory constructed of a ferrous metal is removably attached thereto. The second surface is part of a tri-layer construction with magnets forming the second middle layer so as to so retain the golf accessory thereon. The cleaning pad is removed by the golfer from the first surface and includes a scrubbing area to remove grit and/or debris from one of a golf ball and a golf club face.

A golf club head cover. Implementations may include a body portion defining an internal cavity for receiving a golf club head, a first flap disposed on the body portion and including a first magnetic fastener, and a second flap disposed on the body portion and including a second magnetic fastener. The first magnetic fastener and second magnetic fastener may substantially align with each other and may be aligned substantially parallel with the internal cavity of the body portion. Particular implementations may include a notch adjacent to the internal cavity and/or reentrant openings on both a side of the first flap and on a side of the second flap.

A hand bag has a purse portion for personal items and a firearm compartment portion mounted to the purse portion for receiving a firearm. The firearm compartment portion has a base with a wall extending between the purse portion and the base. The firearm compartment portion has an access that allows a user to insert a user's hand through the firearm compartment access and grasp a firearm in the firearm compartment portion interior. The access has an opening in the wall with an edge at least a portion of which extends in a direction generally transverse to the firearm compartment base. The access has a closure movable between a first position in which the closure extends over the opening and a second position in which the closure extends away from the opening to allow a user to access the hollow interior.

Towel tags to permit minimizing the use of water and detergent during washing and minimizing wear and tear of towels, the spread of germs and diseases between towel users, and minimizing the use of energy, and saving money. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in 37 C.F.R. §1.72(b): A brief abstract of the technical disclosure in the specification must commence on a separate sheet, preferably following the claims, under the heading “Abstract of the Disclosure.” The purpose of the abstract is to enable the Patent and Trademark Office and the public generally to determine quickly from a cursory inspection the nature and gist of the technical disclosure. Any statements made relating to the abstract are not intended to limit the claims in any manner and should not be interpreted as limiting the claims in any manner.

The invention relates to a messaging sign apparatus with informative indicia moveable articles that externally display information regarding patient care. The messaging sign apparatus includes a frame, a movable article positionable within the frame, and fastening member that is engageable with the moveable article. The frame includes an article receiving section on an inner body thereof and an article receiving opening on an outer surface and leading into the article receiving section, with the moveable article positioned in the article receiving section and moveable through the article receiving opening. The fastening member is arranged on the frame and engageable with the moveable article to secure the moveable article within the frame into different displaying position.

A framing system having a base panel assembly configured so that an ornamental/informational object can be incorporated into the base panel assembly so as to be viewable from in front thereof. A frame extends around a peripheral region of the base panel assembly. Connectors on the base panel assembly and frame cooperate so as to allow the base panel assembly and frame to be: a) moved from a separated relationship relative to each other into an operatively joined relationship; and b) releasably maintained in the operatively joined relationship as an incident of the base panel assembly and frame changing from the separated relationship into the operatively joined relationship, without requiring use of any separate fasteners, once the operatively joined relationship is achieved.

Methods for cleaning a side edge of a thin film photovoltaic substrate utilizing a laser are provided. The method can include transporting the substrate in a machine direction to move the substrate past a first laser source, and focusing a first laser beam generated by the first laser source onto the side edge of the substrate such that the laser beam removes the thin film present on the side edge of the substrate. An apparatus is also generally provided for cleaning a first side edge and a second side edge of a thin film photovoltaic substrate.

A cleaning/disinfecting apparatus includes: a plurality of attachment portions for attaching an endoscope; a cleaning/disinfecting portion that communicates with the plurality of attachment portions and can execute different types of cleaning/disinfection menus for the respective attachment portions; and an endoscope information reading portion that reads endoscope information from the endoscope. Also, the cleaning/disinfecting apparatus includes: a control portion that determines a cleaning/disinfection menu based on the read endoscope information and outputs attachment portion identifying information for identifying an attachment portion for executing the determined cleaning/disinfection menu; and a notifying portion that notifies the attachment portion identifying information outputted from the control portion.

Substrate treatment systems are provided. The substrate treatment systems may include a treating device configured to treat a substrate with a supercritical fluid, and a supplying device configured to supply the supercritical fluid to the treating device. The treating device may include a supercritical process zone in which the substrate is treated with the supercritical fluid, and a pre-supercritical process zone in which the supercritical fluid is expanded and then provided into the supercritical process zone to create a supercritical state in the supercritical process zone.

A surface cleaning head is provided comprising a dome-shaped, downwardly open housing, in which at least one spray arm is mounted for rotation about an axis of rotation, wherein the spray arm bears at a distance from the axis of rotation a nozzle which can be acted upon with cleaning fluid subject to pressure and revolves around the axis of rotation together with the spray arm, and comprising a protective disk which covers the at least one spray arm towards the open underside of the housing and defines a ring-shaped fluid passage for a stream of fluid to pass through, said fluid passage being penetrated by retaining bars, wherein the at least one spray arm is rotatable relative to the protective disk. The retaining bars are arranged so as to be distributed unevenly in circumferential direction.

Provided is a method for cleaning the inside of a pressure tight container for a blasting treatment, wherein the inside of a pressure tight container can be cleaned for a short period of time after a blasting treatment. The method is comprised of a setting process wherein a cleaning blast (1) capable of cracking a part of a residual substance remaining on the inside of a pressure tight container (10), and a solid separating material (2) which collides with a substance bonded to an inner wall surface (32a) of the pressure tight container (10), to separate the bonded substance from the inner wall surface (32a) of the pressure tight container (10), are set on the inside of the pressure tight container (10); and a separation process wherein the cleaning blast (1) blasts on the inside of the pressure tight container (10), to crack a part of the residual substance remaining on the inside of the pressure tight container (10), and the separating material (2) is divided into a plurality of granular elements by the blast, so that the granular elements are spread, and collide with the bonded substance to remove the bonded substance.

A cleaning device may include a solution tank configured to store cleaning solution. The solution tank may include an inlet and an outlet. The cleaning device may include at least one discharge line filter in fluid communication with the solution tank and a pump having a pump intake and a pump discharge. The pump may be configured to direct cleaning solution from the solution tank outlet through the at least one discharge line filter. The cleaning device may include a cleaning head in fluid communication with the pump discharge and a bypass line in fluid communication with the pump discharge and the inlet. The bypass line may be configured to divert cleaning solution received from the pump discharge away from the cleaning head and toward the solution tank.

A system and method for securing tokens to be cleaned includes a tray with a curved surface defining a channel extending along a first direction and spacers projecting from the curved surface into the channel. The spacers are disposed at regular intervals along the first direction. The curved surface also has at least one opening. The tokens may be inserted into the channel between adjacent spacers and the tray holding the tokens can be submerged into a cleaning liquid. Identical trays containing tokens can also be stacked and together submerged into the cleaning liquid. The tray holding the tokens can be placed on a drying surface that has a drainage hole, and wetness remaining on the tokens can be sucked through the hole in the channel and the drainage hole by a vacuum or blown through the hole in the channel and drainage hole by an air blower.

Embodiments of the invention generally relate to a method for selectively etching or otherwise removing copper or other metallic contaminants from a substrate, such as a gallium arsenide wafer. In one embodiment, a method for selectively removing metallic contaminants from a substrate surface is provided which includes exposing a substrate to a peroxide clean solution, exposing the substrate to a hydroxide clean solution, and exposing the substrate to a selective etch solution containing potassium iodide, iodine, sulfuric acid, and water during a selective etch process. The substrate generally contains gallium arsenide material, such as crystalline gallium arsenide, and is usually a growth substrate for an epitaxial lift off (ELO) process. The copper or other metallic contaminants disposed on the substrate may be selectively etched at a rate of about 500 times, about 1,000 times, about 2,000 times, or about 4,000 times or greater than the gallium arsenide material.