Abstract: A filter extractor may include a first gutter fixed to a tool body and a second gutter being pivotably connected to the tool body. Additionally, a lifting device may be provided on the filter extractor. The lifting device is configured to extend and retract a line through the first gutter and the second gutter to extract a filter from a fluid conduit.

Abstract: A modular quality improvement process and quality improvement system for high density coal measures oil shale. The process comprises: performing separation on the material with a particle size larger than 13 mm by an air dense medium fluidized bed, performing separation on the material with a particle size equal to or less than 13 mm and larger than 6 mm by an air dense medium fluidized bed, performing separation on the material with a particle size equal to or less than 6 mm and larger than 3 mm by a vibrated dense medium fluidized bed, and performing separation on the material with a particle size equal to or less than 3 mm by a vibrated fluidized bed, and recovery of a medium by magnetic separation for use as a circulating medium.

Abstract: A device for partially removing the coating of a metal plate includes a die and a punch which together form a gap through which the metal plate is fed. The device also includes a drive for generating a movement of the die and the punch relative to the metal plate. The die has a protruding blade on the its surface facing the metal plate. A cutting edge of the blade extends in a direction opposite to the movement direction of the metal plate. The device further includes a pressing device for pressing together the die and the punch. The punch includes a roller which rolls on the metal plate surface opposite the blade.

Abstract: The present application provides a cleaning apparatus and a cleaning method. The cleaning apparatus includes two wiping parts opposite to each other, a connection part and a cleanliness detection device. The two wiping parts defines a space therebetween to accommodate a part to be cleaned. The two wiping parts are connected through the connection part. The cleanliness detection device is configured to detect cleanliness of the part to be cleaned. The connection part is configured to control a distance between the two wiping parts based on the detected cleanliness.

Abstract: A cleaning assembly for cleaning a surface includes a plurality of first panels. The first panels are stacked on top of each other. Each of the first panels is comprised of a deformable material thereby facilitating each of the first panels clean a surface. A coupler is provided that selectively engages a finger. The coupler is coupled to each of the first panels thereby facilitating the plurality of first panels to be manipulated to clean the surface.

Abstract: An ultrasonic electronic component cleaning apparatus disclosed by the present invention includes the cleaning box, the cleaning box is provided with a cleaning chamber, a cover chamber is provided in the top wall of the cleaning box, and the top wall of the cover chamber is provided in the cleaning box. A cover mechanism is provided symmetrically, and a lifting cavity is communicated in the lower wall of the cleaning cavity. The invention has a simple structure, convenient maintenance and convenient use. The components are cleaned in all directions without dead ends, which greatly improves the cleaning efficiency and the cleaning effect. At the same time, it will not have any negative impact on the electronic components, which is worthy of industrial promotion.

Abstract: Spray apparatus and uses thereof are described herein. A vacuum spray nozzle apparatus may include a first tube in fluid communication with a fluid source, a rotor coupled to the tube, a conduit in fluid communication with the passages of the first tube, and a second tube coupled to the conduit, the second tube being in fluid communication with a vacuum source. The rotor is in fluid communication with the pressurized fluid source. The conduit is substantially arched or angled such that an outlet of the conduit is offset a radial distance in a radial direction from the rotor axis, and when pressurized fluid is ejected from the outlet, during use, rotates the conduit. The vacuum spray nozzle apparatus is configured to remove components from a material through the second tube when a pressure of the system is reduced using the vacuum source.

Abstract: An endoscope cleaning station for cleaning an endoscope includes a sink having an inlet connected to a water supply for filling the sink and a drain for draining the sink, a fill solenoid for controlling a flow of water to the inlet of the sink, a detergent pump and detergent valve that cooperate to selectively dispense detergent into another flow of water thus creating a detergent solution, a manifold for injecting the detergent solution into the endoscope, a lumen solenoid for controlling the flow of the detergent solution to the manifold, a pressure regulator disposed downstream of the lumen solenoid and upstream of the manifold to reduce a pressure of the detergent solution delivered to the manifold, and a high-pressure port connected to a narrow channel of the endoscope, the high-pressure port receiving the detergent solution that bypasses the pressure regulator so that the detergent solution exiting the high-pressure port into the narrow channel has a higher pressure than the pressure of the detergent s

Abstract: A substrate processing method includes forming a high surface tension liquid film by supplying high surface tension liquid on a substrate surface, replacing the high surface tension liquid film with low surface tension liquid by supplying the low surface tension liquid to a center area of a substrate so that the low surface tension liquid impinges on the high surface tension liquid film formed on the center area of the substrate, and supplying high surface tension liquid for a predetermined period of time during the supplying the low surface tension liquid.

Abstract: A directed flow pressure washer system for precision cleaning of parts is disclosed. The system includes a plurality of inlets connected to an elongated pipe tubing at a proximal end thereof via an inlet tee fitting. The plurality of inlets are configured to receive at least a gas, a detergent or surfactant, and a solvent, intermittently or simultaneously therethrough. A gas source supplies gas connected to one of the plurality of inlets via a first tubing. A detergent or surfactant source supplies detergent or surfactant connected to one of the plurality of inlets via a second tubing. A solvent source supplies solvent connected to one of the plurality of inlets via a third tubing. A component retainer is removably attached to elongated pipe tubing at a distal end thereof. Elongated pipe tubing contains parts therein such that parts are exposed to a directed variable pressure and flow rate of gas, detergent or surfactant, and solvent.

Abstract: The invention discloses a cleaning apparatus for a mouse pad, which comprises a machine body. The machine body is provided with a slot with an opening facing upwards. A clip block is inserted into the slot. The clip block is provided with a clip slot. The upper side of the clamping groove is provided with a sliding groove, and a slide plate is slidably arranged in the sliding groove. The left and right ends of the slide plate are fixed with resetting components for resetting the slide plate. The upper end surface of the slide plate is provided with a pull rod. The invention is easy to operate, and the mouse pad is cleaned by soaking, scrubbing, washing, and drying processes. In this process, the degree of automation is high, manpower is saved, and the cleaning time is shortened. The mouse pad after cleaning can be used directly, which is convenient and convenient. Efficient.

Abstract: The utility discloses a press water drop head device convenient for cleaning and having low noise connected with sewer pipe, comprising bounce component comprising fixing casing, sliding block sleeved in fixing casing, pressing spring, sliding guide rod, cover plate located on fixing casing, sidewall of fixing casing provided with residual hole, and fixing column disposed below residual hole, sliding rail disposed on sliding block, one end of pressing spring connected to bottom end of sliding block, another end disposed in fixing casing, one end of sliding guide rod sleeved on fixing column, another end extending through residual hole into fixing casing to contact sliding rail, a pair of protrusions disposed on outer circumference of fixing casing, clamp hole disposed on sewer pipe and matched with protrusions. The utility has simple and compact structure, reduces noise, and can be quickly removed of bounce component, saving time, safety, energy-saving and environmental protection.

Abstract: Manual, automated, or semi-automated programmable tank cleaning nozzle systems, devices and methods for providing safe and efficient methods for breaking up oil, tar, chemical, radioactive, hazardous, or any other liquid, solid, or sludge waste inside storage tanks, ballast tanks, floating roof tanks, void tanks, rail tank cars and the like with nozzles which utilize fluid jets to break up, liquefy, and motivate tank material. The programmable tank cleaning nozzle incorporates two degrees of freedom and can be mounted to existing booms, robotic arms, gantry systems, rigid beams, manways, or any other rigid structure. The programmable tank cleaning nozzle can be a standalone, independent unit or integrated into new designs and/or existing systems. Simplified programming and user interface allowing an operator to remotely operate the system without the need for a camera system. The system is hydraulically controlled and can work in the presence of flammable vapors and dust.

Abstract: Embodiments relate generally to systems and methods for decommissioning a pipeline. The system may comprise a mechanical assembly and chemical assembly. The mechanical assembly may include a main body and contact assembly. When the mechanical assembly is provided in the pipeline, the contact assembly is configurable to contact with the pipeline's interior wall. The chemical assembly may be arranged serially in line with the mechanical assembly. The chemical assembly may include a front section having a cross-sectional portion configurable to resemble the cross-section of the pipeline. The chemical assembly may also include a rear section having a cross-sectional portion. The front and rear sections may be arranged in such a way that, when the chemical assembly is provided in the pipeline, the cross-sectional portions of the front and rear sections cooperate with the pipeline's interior wall to form a chamber operable to receive and house a removal medium.

Abstract: The invention discloses an automatic sterilizing waste glass bottle recycling equipment, and includes a machine body, a left side of the upper end of the machine body is provided with a placement opening that opens upwards and opens to the left, a right wall of the placement opening communicates with a channel that opens to the right, and a bottle washing device is provided on the left side of the channel An infrared detection device is arranged in the channel and on the right side of the bottle body scrubbing device, the infrared detection device pushes out bottles with foreign objects or damage in the bottle, and an in-bottle flushing device is provided on the right side in the channel. The outer surface of the recovered glass bottle can be quickly cleaned and the old labels can be removed. By hot water cleaning, both the bottle body can be sterilized by high temperature and the glass bottle can be heated at the same time, so that the next infrared detection can be accurately removed.

Abstract: The invention discloses an automatic cleaning and recycling device for glass bottles, which includes a fuselage. A central cavity is opened in the fuselage. A first conveyor belt is provided near the bottom of the central cavity on the left side of the first conveyor belt. A cleaning mechanism is provided. The storage chamber is provided with a first slider, a right side of the storage chamber is provided with a fan chamber, the fan chamber is provided with a drying mechanism. The device is fixed by a cleaning mechanism and The inner wall of the glass bottle is cleaned, the outer wall of the glass bottle is cleaned by a first brush, the glass bottle is conveyed by a conveyor mechanism, the inner wall of the glass bottle is rinsed by squeezing the disinfectant and water through the first slider, and the glass bottle is quickly dried by the drying mechanism.

Abstract: Devices and techniques related to landfill gas extraction are disclosed. A technique for controlling extraction of landfill gas from a landfill through a gas extraction system is described. The method may include measuring a plurality of values indicating conditions associated with the landfill; computing, based at least in part on the plurality of values and on a model of the landfill, a predicted future state of the landfill; determining, based at least in part on the predicted future state of the landfill, one or more control parameters for one or more respective control devices configured to control operation of the gas extraction system; applying the one or more control parameters to the one or more respective control, and with the one or more control devices, controlling extraction of the landfill gas from the landfill based, at least in part, on the one or more respective control parameters.

Abstract: A gear spindle coupling includes a spindle shaft having a driven end and a drive end, the drive end operatively connected to drive a hub gear that is located within a ring gear. The ring gear has an external diameter of at least 200 mm and an internal diameter of at least 100 mm, and the ring gear is of a steel material. The ring gear has a plurality of inwardly extending ring gear teeth. The hub gear is sized to fit within the ring gear and has a plurality of outwardly extending hub gear teeth, each of which is disposed between an adjacent pair of ring gear teeth. Each of the ring gear teeth includes oppositely facing flanks that are each crowned, and each of the hub gear teeth includes oppositely facing flanks that are each crowned.

Abstract: Method for producing a high-pressure tube with inner tube and outer tube made of metal are drawn together through a first drawing die. The outer diameter of the inner tube is smaller than the inner diameter and drawing forms a very stable frictional connection between the inner tube and the outer tube. The manufactured tube has a large wall thickness and is very robust and pressure-resistant while having a very high quality outer shell surface and in particular a very high quality inner shell surface by virtue of the cold forming process. These two properties allow a sufficiently high protection against bursting when pressures in excess of 12,000 bar are applied to the tube. The produced tube has improved dynamic pressure resistance against high pressures by combining a large wall thickness of the tube to be manufactured with a high quality inner shell surface of the tube to be manufactured.

Abstract: The invention relates to an extrusion machine (1) comprising a main frame (5), a friction wheel (4), a tool holding device (6), a locking device (11) and a tool unit (12) supported on the tool holding device (6). Furthermore, a shielding unit (28) with at least one first nozzle (32) and at least one second nozzle (33) is provided, wherein the nozzles (32, 33) are formed to emit a gas which is free of gaseous oxygen. The first nozzle (32) is directed at a peripheral portion (29) of the friction wheel (4). The second nozzle (33) is arranged below a stripping area (30) of the tool unit (12). The invention further relates to an extrusion machine (1) with a sensor unit (25) between the tool holding device (6) and the tool unit (12) as well as a method for distance control between two tool components of the extrusion machine (1). Furthermore, the invention also relates to different extrusion machines (1) as well as methods for changing friction wheels.

Abstract: A formed body 1 includes a first flange 3, a body portion 100 (a first vertical wall portion 4, a top plate portion 5, a second vertical wall portion 6), and a second flange 7, and the formed body 1 is made of steel having tensile strength of 440 MPa or more. The first flange 3 extends toward the second flange 7 from an edge portion of the first vertical wall portion 4. The first flange 3 and the body portion 100 curve so as to conform to each other as viewed from the direction orthogonal to the top plate portion 5.

Abstract: A method produces a bent part from an elongate workpiece, in particular from a wire or a tube from round, flat, or profiled material, by a bending machine, the workpiece is fed to a bending unit of the bending machine, wherein the bending unit has a bending head which by a Z-drive is displaceable in a manner parallel with a bending head axis and has a bending tool which by a bending drive is rotatable about a bending axis. A fed portion of the workpiece by operating movements of the bending head is formed to a two-dimensionally or three-dimensionally bent part.

Abstract: An apparatus for steering a metal pipe during a roll grooving process including a clamp to be secured to a static structure of a grooving press spaced apart from a rotating cylinder of the grooving press, a pair of spaced parallel rods slidably disposed through spaced openings of the clamp, a handle affixed to first ends of the pair of spaced parallel rods distal from the rotating cylinder, and a guiding tool affixed to second ends of the pair of spaced parallel rods proximate to the rotating cylinder carrying spaced rollers adapted to contact an outer surface of a metal pipe during a roll grooving process to apply a force against the metal pipe. A method for applying a force against a metal pipe during a roll grooving process.

Abstract: The present invention relates to a blow molding device including: a heating unit which is configured to heat a molding material; and molds between which the molding material is loaded and molded, in which the heating unit includes: an infrared lamp configured to emit infrared rays, a reflective mirror configured to concentrate the infrared rays emitted from the infrared lamp; and a light transmitting body configured to transmit the infrared rays concentrated by the reflective mirror to the molding material, and in which the molds mold the molding material by using gas pressures applied to surfaces of the molding material heated to a predetermined temperature by the infrared rays transmitted from the light transmitting body.

Abstract: A method for cutting a metal plate, a method for manufacturing a metal product, and the metal product are provided which enable the formation of cracks to be suppressed even with application of external force and enable strength of a product to be increased. A method for cutting a metal plate 2 of one aspect according to the present invention includes a crushing step and a separation step. The crushing step is a step of crushing a removal target part 22 of the metal plate 2 in a thickness direction of the metal plate 2 by applying, to the removal target part 22, force from both sides in the thickness direction so as to deform the removal target part 22 into a thin-walled part 23. The separation step is a step of separating, after crushing step, the thin-walled part 23 from a body 21 of the metal plate 2.

Abstract: Provided is a finishing processing method, including placing an inner panel having a protrusion and an outer panel on each other, and, by using a hemming finishing punch having an arc-shaped pressing surface and having a relief hole of a size corresponding to the protrusion at a central part of the pressing surface, pressing the outer panel so that the arc-shaped pressing surface is rolled along an end portion of the outer panel and the relief hole corresponds to the protrusion.

Abstract: A device for guiding and directing a metal sheet in a bending machine to form continuously a conical structure, in particular a frustoconical structure, comprises: resting and contrasting arrangement extending along a closed path, and suitable for restingly receiving a longitudinal edge of the metal sheet and contrasting a movement of the edge in a direction that is transverse to a preset advancement trajectory of the metal sheet; a supporting body for the resting and contrasting arrangement, having at least one oblong lateral portion that is suitable for facing the edge and configured for conforming the resting and contrasting arrangement to the longitudinal profile of the edge so as to obtain an extended zone of contact with said edge and impose resting and contrasting pressure distributed along the edge; the resting and contrasting arrangement is movable around the supporting body along the closed path to accompany the edge of the metal sheet by a distributed contact devoid of relative sliding and rolli

Abstract: In a method for producing a series of at least a first and a second plate and fin heat exchanger, each having at least one fluid distribution tank capping at least some of the openings of the matrix unit and which is connected to a pipe, the tank is partitioned into several compartments using at least one partition, so as to distribute the number of openings assigned to a first fluid and to a second fluid, the partition being designed to divide the said tank into several compartments which are each connected to a pipe for the passage of the first fluid or of the second fluid and which each communicate with a number of openings that varies according to the configuration adopted by the at least one partition, for the exchanger of the series.

Abstract: A method and apparatus for providing rib wires of a wire wrap screen on a pipe comprises one or more straps adapted to receive a plurality of rib wires and to engage the pipe, at least one of the straps being adapted to align at least a portion of the rib wires generally parallel with the longitudinal axis of the pipe and generally equidistantly spaced apart over the circumference of the pipe. The pipe with rib wires, once secured with the straps, can then be introduced into a wire wrap machine to form the wire wrap screen over the rib wires.

Abstract: The present disclosure provides a method for forging a gear capable of preventing burrs from being formed at an edge of the surface opposite to a direction in which a material in external teeth of the material is pushed. A first exemplary aspect is a method for moving the second punch along a tooth profile groove of the guide die to stack the material and the second punch in this order; and pushing the material and the second punch into a tooth profile groove of the tooth profile die in a stacked state to pass them therethrough, in which a tooth pressing part of the second punch covers at least an edge of a region where external teeth are formed on a surface of the material on the first punch side.

Abstract: A fastening tool includes a housing, a fastener-abutment part, a pin-gripping part, a motor, a driving mechanism and a handle. The housing extends in a front-rear direction along a driving axis. The driving mechanism is configured to move the pin-gripping part rearward along the driving axis relative to the fastener-abutment part. The driving mechanism includes a rotary member and a movable member configured to linearly move in the front-rear direction when the rotary member is rotationally driven. The handle protrudes downward from the housing and has a trigger. A rotation axis of a motor shaft extends in parallel to the driving axis on a lower side of the driving axis. A virtual plane including the driving axis and the rotation axis passes a center of the handle in a left-right direction. The trigger is disposed between the rotary member and a motor body in the front-rear direction.

Abstract: The objective of the present invention is to improve the rigidity of a vehicle knuckle made from an aluminum alloy with respect to a force directed from the outside to the inside in the width direction of a vehicle. A vehicle knuckle (11) is provided with a bearing support portion (111), a knuckle upper portion (113) and a knuckle lower portion (112). With the vehicle knuckle (11) in a position fitted to a vehicle main body, the knuckle upper portion (113) has a shape in which, if the knuckle upper portion (113) is divided equally into five or more regions in a vertical direction, and the center of the bearing support portion (111) is fixed and a horizontal load F is applied to a knuckle upper end portion (115) from the outside toward the inside in the width direction of the vehicle, the minimum value of a value obtained by dividing the strain energy in each of the five or more regions other than a first region (11A) by the mass of the corresponding region is at least equal to 0.

Abstract: A description is given of a method for producing a molding material mixture or for producing a molding material mixture and a molding therefrom, preferably casting molds or cores, for use in the foundry industry, where the molding material mixture comprises a mold base material and a solution or dispersion comprising lithium-containing waterglass, comprising the following steps: (1) producing or providing a kit at least comprising as separate components: (K1) an aqueous solution or dispersion comprising waterglass and (K2a) a first waterglass-free solution or dispersion comprising lithium ions in solution in water, and also preferably (K2b) a second waterglass-free solution or dispersion, preferably o comprising lithium ions in solution in water with a lower concentration than in component (K2a), and thereafter (2) producing a mixture of the mold base material with a fraction of component (K1) and with a fraction of component (K2a), and also optionally with a fraction of component (K2b).

Abstract: The invention relates to systems for transferring molten metal from one structure to another. Aspects of the invention include a transfer chamber constructed inside of or next to a vessel used to retain molten metal. The transfer chamber is in fluid communication with the vessel so molten metal from the vessel can enter the transfer chamber. A powered device, which may be inside of the transfer chamber, moves molten metal upward and out of the transfer chamber and preferably into a structure outside of the vessel, such as another vessel or a launder.

Abstract: The invention relates to systems for transferring molten metal from one structure to another. Aspects of the invention include a transfer chamber constructed inside of or next to a vessel used to retain molten metal. The transfer chamber is in fluid communication with the vessel so molten metal from the vessel can enter the transfer chamber. A powered device, which may be inside of the transfer chamber, moves molten metal upward and out of the transfer chamber and preferably into a structure outside of the vessel, such as another vessel or a launder.

Abstract: The invention relates to systems for transferring molten metal from one structure to another. Aspects of the invention include a transfer chamber constructed inside of or next to a vessel used to retain molten metal. The transfer chamber is in fluid communication with the vessel so molten metal from the vessel can enter the transfer chamber. A powered device, which may be inside of the transfer chamber, moves molten metal upward and out of the transfer chamber and preferably into a structure outside of the vessel, such as another vessel or a launder.

Abstract: The invention relates to systems for transferring molten metal from one structure to another. Aspects of the invention include a transfer chamber constructed inside of or next to a vessel used to retain molten metal. The transfer chamber is in fluid communication with the vessel so molten metal from the vessel can enter the transfer chamber. A powered device, which may be inside of the transfer chamber, moves molten metal upward and out of the transfer chamber and preferably into a structure outside of the vessel, such as another vessel or a launder.

Abstract: The invention relates to systems for transferring molten metal from one structure to another. Aspects of the invention include a transfer chamber constructed inside of or next to a vessel used to retain molten metal. The transfer chamber is in fluid communication with the vessel so molten metal from the vessel can enter the transfer chamber. A powered device, which may be inside of the transfer chamber, moves molten metal upward and out of the transfer chamber and preferably into a structure outside of the vessel, such as another vessel or a launder.

Abstract: The present invention discloses a method for designing a refiner plate with equidistant curved bars, comprising following steps of: designing a central bar are of center curved bar and defining the bar angle for the equidistant curved bar; designing circle arcs for curved bars on two sides of center curved bar of equidistant curved bar segment; when the whole refining segment is full of circle arcs, trimming lines of outer circle arcs of the refining segment to complete the design of equidistant circle arcs on the two sides; and if required, dividing the bars into zones. In the present invention, by the definition of the bar angle for the curved bars and the parametric design of the equidistant curved bars by using circle are equations, it is ensured that the flexibility in designing an equidistant curved bar refiner plate is improved.

Abstract: A method for providing a component that is to be produced layer by layer with a predetermined surface structure includes choosing an irradiation pattern for fusing a starting material in powder form for the component in such a way that, in a specific sequence of layers, a surface irradiating vector and/or a contour irradiating vector of a component layer to be fused are set in such a way that the predetermined surface structure is created during the build-up of the layers. A corresponding component and a corresponding computer program are specified.

Abstract: A method for forming a horizontal overhanging structure without vertical support in selective laser melting, comprising: sequentially forming an initial layer, a repair layer and a conventional layer, wherein initial layer is printed by scanning at a speed set lower than the conventional speed using a laser spot in a defocused state, so that the Plateau-Rayleigh instability effect occurs in each track, to form an initial layer with a specific texture structure; repair layer is printed on upper surface of the initial layer by scanning at a speed set higher than conventional speed in a continuous-wave laser output mode using a laser spot in a focused state, and completes the transition from transition process parameter to conventional process parameters within the set number of processing layers; and conventional layer is printed on upper surface of repair layer using conventional process parameters, to form a horizontal overhanging structure without vertical support.

Abstract: A method of manufacturing a component includes making a preform from a powdered material, the preform having a density in a range from 70 to 95% of theoretical density of the material, The method also includes sintering the preform using a Field Assisted Sintering Technique (FAST) process to produce a component having a density of greater than 97% of the theoretical density of the material. Components, in particular low aspect components, formed by said method are also described.

Abstract: A method of fabricating a near net shape component includes forming a sacrificial shell from a pulverant material using an additive manufacturing process, the shell having an aperture. The method further includes filling the shell with a second pulverant material, subjecting the filled shell to a consolidation process, and removing the shell from the consolidated second pulverant material.

Abstract: A connecting rod comprises a shaft connecting a first end including a first bore with a second end including a second bore. Methods for forming and assembling a connecting rod and crankshaft assembly include fabricating the second end of the connecting rod via additive manufacturing such that the second end comprises a first and second weakened regions on opposing sides of the second bore, and breaking the second end of the connecting rod at the first and second weakened regions to form a connecting rod assembly comprising a second end base and a second end cap, wherein the base comprises a first fracture face and a second fracture face which each respectively correspond to a first fracture face and a second fracture face of the cap. The methods can further include mating the base and the cap such that a crankpin of a crankshaft is disposed within the second bore.

Abstract: A sintered material has 3 vol % to 80 vol % of cBN grains and a binder. The binder contains: one or more types selected from the group consisting of one or more types of compounds composed of one or more types of first elements selected from the group consisting of a group 4 element, a group 5 element and a group 6 element in the periodic table, Al and Si and one or more types of second elements selected from the group consisting of C, N, O and B, and a solid solution of these compounds; and one or more types of metallic elements selected from the group consisting of Li, Ca, Na, Sr, Ba and Be. The binder contains the one or more types of metallic elements in an amount of 0.001 mass % to 0.5 mass % or less in total, and oxygen in an amount of 0.1 mass % to 10.0 mass %.

Abstract: A method for manufacturing a cutter includes: placing a can into a press, the can comprising superhard powder, a metallic frame embedded in the superhard powder, and catalyst; operating the press to sinter the superhard powder, thereby forming a polycrystalline superhard cutting head; and exposing at least a portion of the polycrystalline superhard cutting head and the frame to acid for removing at least a portion of the catalyst from the polycrystalline superhard cutting head. The leaching frame comprises a plurality of branches. Each branch has an inner end located adjacent to a front face of the cutting head and an outer end located adjacent to a side of the cutting head. The acid tunnels into the polycrystalline superhard cutting head by dissolving the leaching frame.

Abstract: A method of producing flakes containing nanostructures from a part made of a material. The method includes subjecting the part made of the material to peening by shots driven by ultrasonic energy for a period of time, wherein nano structures form on the surface of the part and, subsequently, damage to the part caused by continued peening of the part by the shots driven by ultrasonic energy results in separation of flakes containing nanostructures from the part made of the material. Nanocrystalline flakes containing fractured surfaces, microcracks, nanograins and nanolamellae. Sensors comprising nanocrystalline flakes containing fractured surfaces, microcracks, nanograins and nanolamellae.

Abstract: To provide a method for efficiently producing metal microparticles having a particle diameter of 1 ?m to 10 ?m, and a device for producing the same. A metal microparticle production method is used, which includes a particle generating step of generating primary particles by irradiating a metal lump in a solvent in a first tank with an ultrasonic wave, and a particle splitting step of irradiating the primary particles with an ultrasonic wave in a solvent in a second tank and splitting the primary particles to produce secondary particles.

Abstract: A method for producing a water-atomized prealloyed powder with high cold press formability, includes the following steps: (a) preparing a ?400 mesh semi-finished prealloyed powder; (b) controlling the semi-finished prealloyed powder to have a moisture content of 1 wt % to 2 wt % and an oxygen content of 0.6 wt % to 0.8 wt %, and then drying in a vacuum drying oven at 100° C. for 90 minutes to 120 minutes, so that a preliminary bond is produced between powder particles; and (c) reducing, annealing, crushing, and sieving an initially bonded powder particle. The powder is changed from a spheroidal shape to more complex shapes such as “rice ear shape”, “grape shape”, and “satellite powder”, which greatly improves the cold press formability of the prealloyed powder; the method only performs simple surface modification of the powder without changing other properties, and has wide applicability.

Abstract: Forming dendritic silver particles by combining silver ions, a reducing agent, and a polymer comprising amine groups in an aqueous solution to yield a precursor solution, and irradiating the precursor solution with ultraviolet radiation to form a multiplicity of dendritic silver particles. A desired morphology of the dendritic particles, including branch and junction density, may be achieved by selecting growth parameters, such as molar ratio of amine groups to silver ions, a length of time of irradiating, or both.