Abstract: A crusher inspection hatch assembly is provided at a crusher. The hatch assembly includes a frame surrounding the hatch opening and a door to close the opening when the hatch is not in use. A plurality of attachment elements secure the door to the frame. Each attachment element has a shaft and a nut with at least the nut component of the attachment element being prevented from separating from the hatch assembly via at least one abutment flange.

Abstract: A system and method for providing the required clamping force between an adjustment ring and bowl of a gyratory crusher is disclosed. The clamp ring includes a series of clamping cylinder assemblies that each are mounted to a top face of the clamp ring. Each of the clamping cylinder assemblies can be removed and replaced from the top surface of the clamp ring without requiring the removal of the clamp ring from the gyratory crusher. Each clamping cylinder assembly includes a mounting flange that is attached to the clamp ring through a series of connectors.

Abstract: Apparatus and system of components to mechanically exfoliate particulate materials using a multi-axis approach to deliver predetermined forces to a particulate material, including containers to hold particulate material and media, also including media, and, the associated parameters for operating such equipment along with methods and compositions provided by the apparatus and methods.

Abstract: A mincing machine for mincing a product, in particular for mincing meat, includes at least one stationary hole plate and at least one rotating hole plate which interact to mince the product. The mincing machine has a rotating cutter head mounted on a shaft wherein said cutter head is arranged upstream of the interacting hole plates in the conveying direction of the product to be minced in order to interact with a stationary hole plate to mince the product.

Abstract: Improvements in active field polarized media air cleaner include an aerodynamic front cowling to reduce static air resistance, a rear double hinge to reduce blow by, a resistive center screen permitting the sharing of high voltage power supplies while reducing the tendency to arc and allowing for a higher operational voltage, a dielectric media support frame to produce a more uniform electrostatic field and reduce blow by, while at the same time reducing the tendency to spray corona and/or arc at the edges of the center screen, a substantially flat conductive outer screen to produce a more uniform electrostatic field throughout the filter media and a high-voltage shield to reduce high-voltage arcing and the spraying of corona where the high-voltage probe contacts the center screen.

Abstract: The invention provides a method of redistributing magnetically responsive beads in a droplet. The method may include conducting on a droplet operations surface one or more droplet operations using the droplet without removing the magnetically responsive beads from the region of the magnetic field. The droplet operations may in some cases be electrode-mediated. The droplet operations may redistribute and/or circulate the magnetically responsive beads within the droplet. In some cases, the droplet may include a sample droplet may include a target analyte. The redistributing of the magnetically responsive beads may cause target analyte to bind to the magnetically responsive beads. In some cases, the droplet may include unbound substances in a wash buffer. The redistributing of the magnetically responsive beads causes unbound substances to be freed from interstices of an aggregated set or subset of the magnetically responsive beads.

Abstract: A method of separating heavy mineral particles, such as zircon, monazites, xeno time etc., from a sample of quartz crystal powder, comprises the steps of: a. conditioning the quartz powder suspected of containing heavy mineral particles as an aqueous pulp using a froth-flotation agent; b. subjecting the conditioned pulp to froth flotation to obtain a tailing; c. combining the tailing with an aqueous solution having a density greater than that of quartz and less than that of a heavy mineral which it is desired to separate; and d. centrifuging the combination. The separated heavy mineral crystals can then be characterised using a micro-analysis technique.

Abstract: It is an object of the present invention to provide a cyclone apparatus capable of improving efficiency of separation and collection of fine powder of submicron size. The cyclone apparatus separates powder mixed in an air current from a swirling air current to collect the powder, and includes an air current inlet section that is provided with an air current inlet for taking an air current mixed with powder from a tangential direction and that has a diameter gradually increasing downward, and a conical section in an inverted conical shape that is connected to a lower end of the air current inlet section and that has a diameter gradually decreasing downward.

Abstract: An injector apparatus and methods for use, where the injector apparatus comprises: (a) hydraulic stage having first and second ends and including a housing defining a cavity, a primary plunger disposed in the cavity and a secondary plunger, (b) a pressurization system coupled to the hydraulic stage's first end, where the primary plunger is in fluid communication with the pressurization system and is in mechanical communication with the secondary plunger, (c) a reservoir bore defined in the hydraulic stage housing and configured to receive the primary plunger's second end, where the secondary plunger is disposed within the reservoir bore and (d) a nozzle assembly including a housing, a gas tube and a nozzle capillary, where the nozzle capillary is partially disposed in and is substantially coaxial with the gas tube, where the nozzle capillary's first end is in fluid communication with the reservoir bore's second end.

Abstract: The present invention relates to a spray-coating gun (1) for the spray coating of objects with coating powder. The front end region of the spray-coating gun (1) has a coating-powder spray head (5) and the opposite, rear end region of said spray-coating gun has a coating-powder connection (12) and at least one compressed-gas connection (13, 14). Coating powder can be supplied via the coating-powder connection (12) to a coating-powder channel (11, 26) extending to the coating-powder spray head (5), while compressed gas can be supplied via the at least one compressed-gas connection (13, 14) to at least one compressed-gas channel (9, 28; 10, 29) extending to the front end region of the spray-coating gun (1).

Abstract: A system including an electrostatic spray system, including a tank configured to carry a fluid, a power supply system coupled to the tank and configured to electrically charge the fluid while spraying, and a manual actuator coupled to the power supply system, wherein the manual actuator is configured to drive power production by the power supply system.

Abstract: An apparatus for electrostatically spraying a coating product. The apparatus includes a sprayer with first and second pipes which control the flow of the coating product. Air is controlled by at least one valve. The sprayer includes a device for controlling the opening/closing of the valve, a high voltage unit. A generator includes a module for controlling power supplied to the high voltage unit. The sprayer includes a first sensor suitable for detecting the position of a shutter of the valve relative to a seat and for outputting a signal used by the control module to control the power supplied to the high voltage unit, and a second sensor suitable for detecting the position of a switch positioned on the spray gun and for outputting a signal used by the control module to control the power supply of the high voltage unit.

Abstract: An industrial misting fan with mobility control and a method of controlling an industrial misting fan comprise a blower unit comprising an air conduit, a plurality of spray nozzles positioned to supply a spray of liquid to the air conduit, and a fan positioned to supply a stream of air through the air conduit, a liquid conduit adapted to supply a pressurized sprayable liquid to the plurality of spray nozzles, a base comprising a propulsion unit that propels the industrial misting fan from a first geographic location to a second geographic location, a power unit comprising a power source that supplies power to at least one of the blower unit and the base, and an industrial misting fan controller configured to receive input of data and produce output of at least one command signal for operating the industrial misting fan.

Abstract: The invention relates to a method and a dense phase powder pump (1) for conveying coating powder from a first powder reservoir (101) to a second downstream powder reservoir or to a downstream powder spray-coating gun (102) or the like installation for spraying coating powder. In order to reduce the number of components of the dense phase powder pump (1) that require maintenance, the dense phase powder pump (1) is designed as a single-chamber dense phase powder pump and has only a single powder conveyor chamber (4) for conveying coating powder.

Abstract: A Venturi pump used for sucking powder from a supply, diluting the same, then feeding it to a gun via a conveyor pipe. The pump comprises an outer body, at least one powder suction duct, at least two air connections, of which a first air connection is capable of supplying an injector to create a vacuum inside the suction duct and a second air connection is capable of supplying a dilution air circuit separate from the powder flow. The pump including at least one powder outlet nozzle centered on an axis of diffusion, the inlet of which is located downstream from the first air connection and the suction duct. At least one protection barrier contains a non-return valve disposed inside the dilution air circuit and at least one outlet tip of the dilution circuit disposed around the nozzle and also connected to the conveyor pipe.

Abstract: Container assemblies (100) that transition between a sealing state and a retained venting state are described. The container assemblies each include a body portion (110) having an open end (113), and a lid portion (120) adapted to cover the open end of the body portion to create an enclosed volume, e.g. reservoir, and additionally comprise a venting feature (140). When the fluid pressure within the enclosed volume is less than a threshold pressure, the lid portion is in a sealing state such that the lid portion and the body portion cooperate to maintain a substantially fluid-tight seal against fluid leaving the enclosed volume. When the fluid pressure is greater than or equal to the threshold pressure, the lid portion is in a retained venting state such that the excess fluid pressure from the enclosed volume vents through the venting feature while retaining the lid portion on the body portion.

Abstract: Liquid spray gun platforms, spray head assemblies and liquid spray guns including one or both of the spray gun platforms and the spray head assemblies are described.

Abstract: A color changer is provided that includes a base module having at least two input channels and at least one output channel for paint material connectable to each of the at least two input channels. The color changer further includes at least two paint valves, each of the at least two paint valves corresponding to one of the at least two input channels and configured to close the corresponding input channel and to be opened by the application of air pressure, and at least two pilot air channels, each of the at least two pilot air channels corresponding to one of the at least two paint valves and configured to convey air pressure to the corresponding paint valve to open the corresponding paint valve. Each pilot air channel includes a blow hole and a closing device for closing the blow hole.

Abstract: A color changer is provided that includes a base module having at least two input channels and at least one output channel for paint material connectable to each of the at least two input channels. The color changer further includes at least two paint valves, each of the at least two paint valves corresponding to one of the at least two input channels and configured to close the corresponding input channel and to be opened by the application of air pressure, and at least two pilot air channels, each of the at least two pilot air channels corresponding to one of the at least two paint valves and configured to convey air pressure to the corresponding paint valve to open the corresponding paint valve. Each pilot air channel includes a blow hole and a closing device for closing the blow hole.

Abstract: A spray bottle comprises a bottom portion defining a generally cylindrical container having a first diameter and with an opening defined by a threaded lip having a second diameter slightly less than that of the first diameter, and a top portion comprising a neck portion and a generally cylindrical portion with threaded opening dimensioned to threadably engage said threaded lip of the bottom portion, and where the first diameter is at least about 50% greater than the dimension of the neck portion.

Abstract: An apparatus includes a selectively actuated fluid system having a plurality of selected fluid reservoirs, for example replaceable cartridge-type fluid reservoirs. A first subset of the reservoirs can be selectively actuated to dispense an individual fluid from the selected reservoir. A second subset of the reservoirs can be simultaneously actuated to dispense two or more fluids in mixed form.

Abstract: It is provided in a liquid application system for applying liquid to a material cake transported on a conveyor device having a liquid application device, that the conveyor device comprises a porous section on which the material cake lies or which the material cake contacts and which is permeable for a liquid to be applied, that the liquid application device comprises an application device via which the liquid to be applied can be applied to the side of the porous section of the conveyor device facing away from the material cake, and that the liquid application device comprises an overpressure chamber having a first overpressure relative to the environment by which the porous section of the conveyor device passes, wherein the applied liquid can be transported via the first overpressure through the porous section of the conveyor device or held via the first overpressure to the porous section.

Abstract: The invention relates to an assembly, in particular a play fountain, comprising a floor for carrying people, a plurality of electrical devices, such as electric motors coupled to pumps and nozzles for generating jets of liquid, distributed over the area of the floor, and a control system for operating the electrical devices. The assembly comprises a plurality of rechargeable batteries connected to the electrical devices.

Abstract: A high-quality coating film with a uniform thickness is produced without crush of coating particles even in a case where a wet coating material that does not require a step of drying the coating material is used, while maintaining high productivity. By providing a surface layer with an optimized hardness on the surface of a roll used for supply of a mixture coating material, a high-quality coating film with a uniform thickness can be produced, even in a case where a wet coating material that does not require a step of drying the coating material is used, while maintaining high productivity.

Abstract: The examples provide a fluid ejection apparatus that includes a fluid slot; a passage, a drop generator and a fluid circulation pump. The passage has an inlet connected to the fluid slot and an outlet spaced from the inlet and connected to the fluid slot. The passage as a first portion extending in a first direction from the inlet and a second portion extending from the first portion to the outlet in a second direction, opposite to the first direction. A filter is within the fluid slot across the inlet.

Abstract: A combination nozzle and a device for applying a viscous material, particularly an adhesive, to a component edge includes two wide-slot nozzles lying close to one another. The first nozzle applies the viscous material and the second nozzle supplies a gas such as air for shaping the applied material bead. A nozzle mount has a guide roller placed on and movable about the edge of the component during application. A connector element via a connecting mechanism allows movement of the nozzle mount parallel to the surface normal on the component edge to press the guide roller against the edge during the application process by a spring mechanism. With the proposed combination nozzle and the proposed device, an optimal wetting of the component edge with the viscous material can be achieved, and additionally the component tolerances are compensated without the necessity of an elaborate sensor system.

Abstract: Provided is a curtain coating machine, including at least: a curtain coating member including a discharging port from which a coating liquid is discharged in a curtain shape; a discharging width regulating member provided in the discharging port and regulating the discharging width of the coating liquid discharged in a curtain shape; a drop-off preventing member preventing the discharging width regulating member from dropping off from the discharging port; a fixing member fixing the drop-off preventing member; a close contact member movable on the fixing member and closely contacting the drop-off preventing member, and via the drop-off preventing member, preventing the coating liquid from leaking in a discharging direction from where the discharging width regulating member is provided in the discharging port; and a guide member provided detachably on the fixing member and guiding width-direction both edges of the coating liquid discharged from the discharging port in a curtain shape.

Abstract: The invention relates to a spin coater for a device for the generative production of an object, having a support (1) which can be connected to the device in a rotable manner about a rotational axis (z); and a coating element (2) which is coupled to the support (1) and which is suitable for applying or leveling a powder layer on a plane in the device while the support (1) is rotating, said plane running perpendicularly to the rotational axis (z); wherein the coating element (2) substantially maintains its orientation during the rotational movement of the support (1) within a specified rotational range; and the coating element (2) substantially does not move in a longitudinal direction of the coating element (2) during the rotational movement of the support (1) within a specified rotational range.

Abstract: Protective coatings with one or more additives dispersed therethrough are disclosed. A protective coating may comprise a poly(p-xylylene), or parylene. An additive may be configured to cause the protective coating to contrast (e.g., visibly, etc.) with features or components that are exposed beyond a periphery of the protective coating. Additives that provide other characteristics are also disclosed. In addition, methods for applying protective coatings according to this disclosure are disclosed, as are inspection methods.

Abstract: A combined scribing/filling device for scribing a desired channel, trough, trench or groove in a layer currently being fabricated and simultaneously filling the scribed channel, trough, trench or groove with a desired filling material. The combined scribing/filling device comprises (1) a scribing tool having a scribing tip which facilitates scribing of the desired channel, trough, trench or groove in the layer currently being fabricated; and a dispensing/shaping orifice for filling the scribed channel, trough, trench or groove with the filling material. The scribing tip is located coincident with respect to the dispensing/shaping orifice to facilitate simultaneously scribing and filling of the channel, trough, trench or groove. A method of fabricating a three dimensional model from a composite model formed by a plurality of layers, by simultaneously scribing and filling of the channel, trough, trench or groove is also disclosed.

Abstract: A screen having a hydrophobic portion to resist the entry of liquid into an acoustic module and a hydrophilic portion to aid in the removal of liquid from an acoustic chamber is described. The screen is placed in an orifice in the acoustic module between the external environment and the internal acoustic chamber.

Abstract: Provided is a piezoelectric device including at least two piezoelectric plates configured to include at two contact points, wherein the at least two piezoelectric plates include at least two resonant frequencies. The piezoelectric device in a wearable device operates as at least any one of a piezoelectric sound device and a piezoelectric vibration device.

Abstract: Provided is a piezoelectric device including a first piezoelectric plate, and at least one second piezoelectric plate configured to contact at least one area of the first piezoelectric plate, wherein the first and second piezoelectric plates have different resonant frequencies.

Abstract: Provided is a piezoelectric device including a first piezoelectric plate, a vibration plate provided to contact one surface of the first piezoelectric plate, and at least one second piezoelectric plate provided to contact the vibration plate, wherein the first and second piezoelectric plates have different resonant frequencies.

Abstract: The invention relates to a vibration damper (1) configured to be provided on a low frequency sound generator, which comprises a feeder unit (2) with a positive feedback system regulated by a reciprocating spring loaded piston (3) and a resonator tube (4). The vibration damper (1) may be positioned outside the resonator tube (4). The vibration damper (1) comprises a first flange (5) connected to the resonator tube (4), a number of springs (6), a second flange (7) and a number of weights (8).

Abstract: A shaker screen filter for a well fluid shale shaker and method are provided. The shaker screen filter includes a mainframe arranged for being inserted in the well fluid shale shaker for screening drilling mud, the mainframe being subdivided into a plurality of smaller cell frames, and two or more cell plug filters with one or more layers of screen cloths, each cell plug filter comprising a cell plug filter frame arranged to be held in a corresponding cell frame in the main frame. A first cut-point or particle size distribution in said screen cloth of one or more first cell frame filters distinguishes from a second cut-point or particle size distribution in said screen cloth of one or more second cell frame filters.

Abstract: A system for washing mechanical parts polluted with hydrocarbons is described, which includes a) a cleaning fluid; b) an enzymatic complex that catalyzes the oxidative degradation of hydrocarbons coating the mechanical parts, wherein said enzymatic complex is located within a filter cartridge; and, c) a washing sink. By using the described system, daily degradation efficiency from 250 to 500 g of transformed hydrocarbons in CO2 and H2O is achieved. Moreover, a method to perform washing of mechanical parts is described.

Abstract: Various embodiments of a system for coating removal are provided. In one embodiment, a system for removing a coating material from another material is provided, the system comprising: a staging hopper; a second elevator operatively connecting the staging hopper to the decoating mill; a decoating mill having a decoating mill tank and at least one rotary blade oriented within the decoating mill tank, wherein the at least one rotary blade can translate horizontally and vertically; a screen station having a dump hopper and a recovery tank; a washer; a dryer; an aspirator; a large waste water filter press; at least one process water filter press; a sanitary water filter; a staging tank; a water heater; and a process chemical feed system.

Abstract: A cleaning method involves: disposing in a cleaning liquid held in a cleaning tank an object to be cleaned; and ultrasonically vibrating the cleaning liquid via an intermediate medium in contact with the cleaning tank to clean said object, the ultrasonically vibrating involving: ultrasonically vibrating the cleaning liquid with the cleaning liquid and the intermediate medium allowing sonic velocities, respectively, having a first difference; and ultrasonically vibrating the cleaning liquid with the cleaning liquid and the intermediate medium allowing sonic velocities, respectively, having a second difference different from the first difference

Abstract: Described embodiments include an unmanned aerial vehicle and a method. The unmanned aerial vehicle includes an airframe and a rotary wing system coupled with the airframe and configured to aerodynamically lift the vehicle in the air. The unmanned aerial vehicle includes a flight controller configured to control a movement of the vehicle while airborne. The unmanned aerial vehicle includes a cleansing controller configured to manage a removal of a surface contaminant from a selected portion of a surface of an external object using an airflow generated by the rotary wing system.

Abstract: Described embodiments include an unmanned aerial vehicle and a method. The unmanned aerial vehicle includes an airframe and a rotary wing system coupled with the airframe and configured to aerodynamically lift the vehicle in the air. The unmanned aerial vehicle includes a flight controller configured to control a movement of the vehicle while airborne. The unmanned aerial vehicle includes a cleansing controller configured to manage a removal of a surface contaminant from a selected portion of a surface of an external object using an airflow generated by the rotary wing system.

Abstract: A dispense tip cleaning apparatus that includes a cannular plate, a hub plate, a needle hub locator, a dispense tip and a retainer.

Abstract: A driving apparatus can be utilized to control the cleaning movements of one or more cleaning lances with respect to certain industrial equipment such as a heat exchanger. For example, driving apparatus can be utilized to feed an additional length of cleaning lance to the tubes of exchanger, or to retract cleaning lance from the tubes of exchanger as desired. In general, driving apparatus can be used to clean a variety of types of pipes, tubing and equipment used in industrial facilities.

Abstract: A system for electrokinetic desalinization of soil may include at least one cathode including a hollow cathode tube perforated along its length to allow liquid water to pass through the cathode tube from an exterior thereof to an interior thereof, and a cathode conductor extending along an exterior surface of the cathode tube; at least one anode including a hollow anode tube perforated along its length to allow liquid water to pass through the anode tube from an exterior thereof to an interior thereof, and an anode conductor extending along an exterior surface of the anode tube; a make-up water line communicating with the interior of the anode tube; an anode discharge line communicating with the interior of the anode tube; and a cathode discharge line communicating with the interior of the cathode tube.

Abstract: There is provided a manufacturing method of martensite-based stainless steel for edged tools, which can decrease the number of passes during final cold rolling thereby to improve productivity. In the manufacturing method of martensite-based stainless steel for edged tools having a thickness of 0.1 mm or less by cold rolling, the final cold rolling is performed under condition of a diameter of a work roll of 100 to 130 mm, a cold rolling speed of more than 120 and not more than 200 m/min, and a lubricating oil viscosity of 30 to 40 mm2/s. Preferably, the cold rolling speed is 150 to 190 m/min, and the lubricating oil viscosity is 33 to 39 mm2/s.

Abstract: A method for tuning flatness control for rolling a strip in a mill including rolls controllable by means of a plurality of actuators, which mill is modeled by means of a mill matrix. The method includes: a) obtaining an equivalent movement range for each actuator, b) determining a scaled mill matrix by scaling the mill matrix based on the equivalent movement ranges, and c) obtaining a singular value decomposition of the scaled mill matrix for providing flatness control of the strip by means of the actuators. A computer program and a control system for carrying out the above method are also presented herein.

Abstract: A flat rolled article (2) passes through a cooling device (1) in a transportation direction (x) at the level of a passline (3). Spray bars (5, 6) extend transversely with respect to the transportation direction (x). The spray bars (5, 6) have, as viewed perpendicular to the transportation direction (x), in each case two outer regions (7, 8) and a central region (9) in between. A liquid cooling medium (13) can be fed into the regions (7, 8, 9) via respective dedicated, individually controllable valve devices (10, 11, 12). Flow rate profiles, pertaining to each region may be set, wherein each region (7, 8, 9) is triangular in shape. The central triangle and the two outer triangles combine to form a rectangle.

Abstract: A cooling section for a flat rolled material (1) has a frame structure (2), in which a plurality of transport rollers (3) for the flat rolled material (1) are arranged one after another transversely to a transport direction (x) and spaced apart (a). Each transport roller (3) mounted in the frame structure (2) rotates about a respective roller axis (4). The roller axes (4) run orthogonally to the transport direction (x) and horizontally, so that the transport rollers (4) form a pass line (5) for the flat rolled material (1). At least one lower spray bar (6) arranged beneath the pass line (5) has a base block (7) beneath the transport rollers (3) for a liquid coolant (8). Guide sections (9) project upwards from the base block (7) into spaces between the transport rollers (3). Each guide section (9) has an upper terminating element (10) on which spray nozzles (11) are arranged, which feed the coolant (8), which had been fed into the base block (7), to be sprayed onto the flat rolled material (1) from below.

Abstract: The embodiments herein provide a hydrostatic backward extrusion system that utilizes hydrostatic pressure to produce products with desired cross sectional profile based on backward extrusion process. The system comprises a container, a plunger, fixed-punch, and a billet chamber. The billet material is placed inside the billet chamber. The empty space between the billet chamber and the billet material is filled with a high pressure fluid. Sealing is done at appropriate places to prevent leakage of fluid during the extrusion process. The plunger is moved down to create pressure on the fluid. Due to hydrostatic pressure, the billet material flows into the annular space between the container and the fix-punch. The design of head profile, inner and outer radius of fix-punch allows the billet material to flow smoothly into the annular and forms an extruded product.

Abstract: A spinning method includes supporting a supported portion of a cylindrical work by a work supporting portion; pressing a first roller of a spinning head against a processed portion of the work while revolving the first roller; and performing a forming process that points a tube axis of the processed portion of the work in a given direction by pressing the first roller and a second roller in which a plane of revolution thereof is provided in a different position, in a rotational axis direction of a spindle of the spinning head, than a plane of revolution of the first roller, while revolving the first roller and the second roller, and moving the work supporting portion relative to the spinning head or moving the spinning head relative to the work supporting portion, while the first roller and the second roller work in cooperation with each other to retain the work.