Abstract: In consideration of increasing throughput rate of a stable operating process as well as making the process energy-efficient, the aim is to optimise a fluidised bed opposed jet mill and a dedicated process to produce ultrafine particles from a feed material of low bulk density with a housing in vertical design, with a product feed point and a product discharge, with a grinding zone located in the lower area of the housing which has grinding nozzles spaced evenly around the circumference whose jets intersect at one central point and with a classifying device installed in the upper area of the housing. This is achieved by the feed material dosed to the mill from the bottom into the mill sump as a gas-particle mixture, whereby a deflector hood is located above the feed point and below the grinding nozzle level, and the grinding gas nozzles designed to be flush with the walls.

Abstract: An apparatus for rotationally grinding, pulverizing, or comminuting bulk materials. A material processing component of the apparatus is fed at an input end by a hopper. The material enters the material processing component for processing and is propelled out of an output end through an outlet into a tray or piping. A cylinder of the material processing component is protected by an exterior insulating compartment and a replaceable inner liner. The cylinder defines a horizontal stationary work area. A rotatable shaft penetrates the cylinder along an axis of the working area. A plurality of working bodies are attached to the shaft in a narrowing helical orientation that also narrows in distance between working bodies from front to back. The working bodies are configured to comminute the material and direct it toward the outlet as the material passes through the working area.

Abstract: An operating method for a separator for classifying, wherein superheated steam is supplied to the separator as separating gas, and wherein the temperature of the superheated steam as separating gas is selected to be so low that in particular no condensation of the superheated steam occurs in the separator. Further, a separator for classifying, wherein the separator includes a separating gas supply including a water infeed for generating superheated steam as separating gas, and wherein adjusting or regulating means for the temperature of the superheated steam are provided as separating gas and are designed in such a way that the temperature of the superheated steam as separating gas is adjusted to be so low that in particular no condensation of the superheated steam occurs in the separator.

Abstract: Methods of grinding materials. The methods may include introducing a material and a circulating fluid to a jet mill and recycling the circulating fluid. The material may include coal. Systems of grinding materials also are provided.

Abstract: Certain aspects of the technology disclosed herein include an apparatus and method for forming nanoparticles. The method includes a mechanical milling process induced by aerodynamic, centrifugal, and centripetal forces and further augmented by ultrasound, magnetic pulse, and high voltage impact. A nanoparticle mill having an atmospheric and luminance controlled environment can form precisely calibrated nanoparticles. A nanoparticle mill can include first aerodynamic vane configured to rotate around a central axis of the nanoparticle mill in a first direction, and a second aerodynamic vane configured to rotate around the central axis in a second direction. An aerodynamic shape of an aerodynamic vane can be configured to cause particles within the nanoparticle mill to flow around the aerodynamic vane. The nanoparticle mill can include a primary product line, a nanoparticle sampling line, a particle programming array, a solidifying chamber, or any combination thereof.

Abstract: A grinding, separating, and discharging of hard to grind parts of a material mixture of components with different grindability from a spiral jet mill, wherein the hard to grind parts are discharged from the process chamber via at least one additional discharge nozzle. A spiral jet mill for comminuting and classifying grinding material, including at least one process chamber, wherein this at least one process chamber is enclosed by a housing, at least one grinding material feeding, which leads into the at least one process chamber, at least two grinding nozzles, a fine material outlet, which is radially enclosed by a separator wheel, wherein at least one discharge nozzle is assigned to the process chamber.

Abstract: A powder pulverization device is provided. The device includes a hermetically sealed pulverization container, a powder introduction mechanism having an introduction inlet opened inwardly to the pulverization container, and introducing powder to be pulverized to the introduction inlet, a powder pulverization mechanism disposed at a portion below the introduction inlet in the pulverization container, and a classification device disposed at a portion above the introduction inlet in the pulverization container for screening pulverized powder and leading the screened powder out from the pulverization container. An inner wall of the pulverization container is covered with a porous lining material and each hole of the lining material communicates with an air supply via a gap between the inner wall and the lining material.

Abstract: The present invention relates to a grinder using induced electric fields. The grinder comprises: a grinding unit on which a plurality of protrusions for cutting are disposed on an outer circumferential surface thereof; a power unit disposed in the grinding unit to generate electric fields and attach the conductive materials to the grinding unit; and a chamber disposed outside the grinding unit and comprising beads that disperse and grind the conductive materials attached to the grinding unit, wherein the conductive materials have directionality by the electric fields of the power unit.

Abstract: A jet milling mechanism includes an impeller with a plurality of rotating members mounted for rotation in a housing. Each rotating member has multiple negative pressure blades formed thereon for producing multiple negative pressure zones therebetween and multiple positive pressure blades formed thereon for producing multiple positive pressure zones between the positive pressure blades. The pressure blades define at least four grinding areas each distributed circumferentially about the rotating member. Each of the negative and positive pressure blades has a straight portion and an arcuate portion, and upon rotation of the impeller, the pressure blades divert material-containing air to flow into corresponding grinding areas sequentially in one direction by way of the negative pressure zone and in another direction by way of the positive pressure zone to define a two-phase flow. The jet milling mechanism is installed on a motor shaft of a jet mill.

Abstract: A system, apparatus and method for separating hard contaminates of a compound from softer elements using a milling process wherein particle size reduction if effectuated on the softer elements. The milled material is then subjected to particle separation devices to remove the larger particles thereby reducing the percentage of hard particles in the remaining compound. Additional milling and separation steps are used to hard material concentration to less than a predetermined threshold.

Abstract: A homogenized and integrated device with a coaxial line and double-high pressure cylinder, includes a long oil cylinder, two main connecting sleeves, two high pressure cylindrical homogenized main bodies, two auxiliary connecting sleeves and two short oil cylinders. The two main connecting sleeves, two high pressure cylindrical homogenized main bodies, two auxiliary connecting sleeves and two short oil cylinders are respectively and symmetrically arranged at two ends of the long oil cylinder and are assembled with the long oil cylinder along a same axial line. Each high pressure cylindrical homogenized main body is integrally connected with the long oil cylinder by virtue of one of the main connecting sleeves. Each high pressure cylindrical homogenized main body is integrally connected with the corresponding short oil cylinder by virtue of one of the auxiliary connecting sleeves.

Abstract: Plastic material-comprising surfaces of a substrate are coated with elemental silicon by cold gas spraying by injecting a powder containing silicon into a gas and powder with a high velocity onto the substrate surface, such that the silicon forms a firmly adherent coat on the substrate surface comprising the plastics material. Apparatuses having such silicon-coated surfaces are useful in minimizing contamination of polycrystalline silicon production, processing, packaging, and transport.

Abstract: Topical formulations for application to exposed body tissue.

Abstract: In one embodiment, a pneumatic distribution system configured to distribute a granular product to an agricultural implement includes a first pressure sensor, a second pressure sensor, and a controller. The first pressure sensor is configured to be fluidly coupled to a storage tank configured to store the granular product and positioned upstream of the meter roller. The first pressure sensor is configured to output a first signal indicative of a first static pressure in the storage tank. The second pressure sensor is configured to be fluidly coupled to a component of the pneumatic distribution system, downstream of the meter roller. The second pressure sensor is configured to output a second signal indicative of a second static pressure downstream of the meter roller. The controller is communicatively coupled to the first pressure sensor and to the second pressure sensor.

Abstract: A system for processing a heterogeneous material includes a conduit for a pressurized fluid and a nozzle assembly in fluid communication with the conduit. The nozzle assembly includes a plurality of adjustable nozzles configured such that fluid streams passing through each nozzle intersect at an oblique angle after passing through the nozzles. At least one of the fluid streams comprises a heterogeneous material. A method of processing a heterogeneous material includes entraining heterogeneous particles into at least one fluid stream, passing the fluid stream through an adjustable nozzle, impacting the fluid stream with another fluid stream at an oblique angle to ablate the heterogeneous particles, and classifying the heterogeneous particles.

Abstract: The present specification discloses fluid compositions comprising a matrix polymer and stabilizing component, methods of making such fluid compositions, and methods of treating skin conditions in an individual using such fluid compositions.

Abstract: Disposed is a jet mill that has a cylindrical pulverization chamber (10) and a classification chamber (6) that connects to the pulverization chamber (10). A fine-powder discharge port (4a) and a classification rotor (7) are provided in the classification chamber (6). A feedstock supply port (5) and at least one gas emission nozzle (11) are provided in the pulverization chamber (10). The shape of the classification chamber (6) is a cone that starts on the inner wall of the pulverization chamber (10), and is angled towards the classification rotor (7). This configuration gives the jet mill high efficiency of pulverization and reduces the amount of powders left in the chamber when the jet mill has finished running.

Abstract: A reactor may be configured to facilitate chemical reactions and/or comminution of solid feed materials. The reactor may be configured to make use of shockwaves created in a supersonic gaseous vortex. The reactor may include a rigid chamber having a substantially circular cross-section. A gas inlet may be configured to introduce a high-velocity stream of gas into the chamber. The gas inlet may be disposed and arranged so as to effectuate a vortex of the stream of gas circulating within the chamber. The vortex may rotate at a supersonic speed about a longitudinal axis of the chamber. A material inlet may be configured to introduce a material to be processed into the chamber. The material may be processed within the chamber by nonabrasive mechanisms facilitated by shockwaves within the chamber. An outlet may be configured to emit the gas and processed material from the chamber.

Abstract: An apparatus for treating particulate material, including a process chamber which has a bottom constructed from overlapping guide plates between which there are gaps present through which process air can be introduced approximately horizontally into the process chamber, wherein the guide plates are arranged such that two flows of process air, which are oppositely directed one towards the other and meet along a breaking up zone, are formed, wherein in the breaking up zone a treatment medium can be sprayed onto the material via at least one linear spray nozzle. The apparatus is composed of individual performance modules of approximately same construction type and size, wherein the performance modules have a rectangular cross section and can be joined together via at least one open rectangle side to form a row, the longitudinal extents of the respective breaking up zones extend in the direction of the row.

Abstract: The present invention relates to a jet mill combining a high speed grinding apparatus and a high speed grinding apparatus with a jet mill mounted thereon wherein in consideration of the properties of aluminum having a high degree of softness, pressurizing air is injected not through existing air nozzles, but through injection holes, and the number of injection holes and the approach angles toward air of the injection holes are optimized to maximize the particle collision of the grinding object, thereby manufacturing granules having particle sizes in the range between 100 ?m and 1000 ?m.

Abstract: Disclosed is a process for the preparation of drug/carrier inclusion composites which involves co-grinding the mixture of drug and carrier powders in a fluid-jet mill, in particular one using air or nitrogen as the fluid, which is suitably modified to allow mechanical fusion of the powders.

Abstract: A pulverizer, including a spray nozzle to spray airstream; a pulverization chamber to pulverize a subject with the airstream; and a cylindrical adaptor to be fitted to the spray nozzle, including a flow path to pass the airstream sprayed from a front end face of the spray nozzle, including an inlet hole to inhale the subject pulverized in the pulverization chamber into the flow path on a side wall thereof, wherein the front end face of the spray nozzle and a rear end face of the inlet hole are located on the same plane when the cylindrical adaptor is fitted to the spray nozzle.

Abstract: The invention relates to processing apparatus and methods and in particular, but not exclusively, to an apparatus that may be used to process a wide variety of feed materials by one or more of milling or grinding, mixing, blending, separation, drying and sterilisation. In a preferred embodiment there is provided a feed material processing apparatus (1) comprising: a chamber (2); at least one inlet (4) in flow communication to an upper region of the chamber (2); a rotor (3) located within the chamber (2) that is rotatable about a substantially vertical axis by a rotation drive (11), wherein the rotor (3) promotes a circulatory flow of feed material and/or gas within the chamber (2); at least one outlet (5) in flow communication from a lower region of the chamber (2). Preferably the apparatus (1) comprises at least one feature located laterally on the rotor (3) to promote the circulatory flow.

Abstract: A method of powdering NdFeB rare earth permanent magnetic alloy includes: adding mixed powder after a hydrogen pulverization into a grinder; grinding the powder with a high-speed gas flow ejected by a nozzle; sending the ground powder into a centrifugal sorting wheel with the gas flow; collecting, by a cyclone collector, fine power selected by the sorting wheel; collecting, by a post cyclone collector, the fine powder discharged out with the gas flow from a gas discharging pipe of the cyclone collector; introducing, by a depositing device, the fine powder collected by the cyclone collector and by the post cyclone collector into a depositing tank; compressing, by a compressor, and cooling, by a cooler, the gas discharged by the post cyclone collector; and then sending the gas into a gas inlet of the nozzle for recycling. A device thereof is also provided.

Abstract: This invention relates to a micronizing device for fluid jet mills, comprising: a containing body (2) internally delimiting a substantially cylindrical grinding chamber (3); a plurality of nozzles (18), each presenting a mouth (22) opening onto a radially internal side wall (8) of the grinding chamber (3); a supply duct (9) for material to be micronized, opening into the grinding chamber (3); at least one injection duct (12) for pressurized fluid, in fluid communication with said nozzles (18). The nozzles (18) present a pressurized fluid injection direction (X-X) which is tangent to an imaginary circle included inside the grinding chamber (3). The radially internal side wall (8) presents, at each nozzle (18), a first portion (23) which is substantially perpendicular to the injection direction (X-X) of the respective nozzle (18).

Abstract: Apparatus for reducing a particle size of a precursor powder material by fluid energy impact according to one embodiment of the invention may include a housing defining an interior milling cavity therein having a peripheral wall. A powder feed inlet operatively associated with the housing introduces the precursor powder material into the interior milling cavity. A feed gas inlet operatively associated with the powder feed inlet introduces a feed gas into the interior milling cavity. A product discharge outlet operatively associated with the housing removes a milled powder product from the interior milling cavity. An oil injection nozzle assembly operatively associated with the product discharge outlet injects oil into a particle-laden product stream from the product discharge outlet.

Abstract: A method for jet milling of damp or wet grist in a jet mill, such that at least one of the operating parameters is appropriately selected so that a combined drying and milling process occurs in which, to obtain an end product with predetermined degree of fineness and moisture content. The specific operating mechanism required for milling is selected so that it is greater than or equal to the specific drying requirement, and the end product is released from the jet mill with the predetermined fineness and moisture content. In addition, the invention relates to a jet mill to perform this method, such that adjusting, controlling or regulating devices are foreseen for adjusting, controlling or regulating at least one of the operating parameters.

Abstract: A mechanical pulverizer adopts multi-stage high-speed rotating turbine and special design structure to achieve ultrafine or nano pulverization. As shown in the figures, the mechanical pulverizer comprises: base plate (1), bearing seats (2 and 3), main shaft (4), motor base (5), main motor (6), casing (7 and 7?), three-stage turbine blisks (8, 9 and 10), multi-surface curved turbine blades (11 and 11?), gear rings with large-angle curved gears (12 and 12?), suspended shearing device (13 and 13?), built-in, unpowered and replaceable grading plates, (14 and 15), feeding inlets (16 and 17), spiral feeder (18), discharge outlet (19), residuals outlet (20), nanometer filter cloth material collecting bin (21), screw rod for casing-opening (22), handle for casing-opening (23), self-pressurized automatic-control liquid nitrogen cooling device (24), and liquid nitrogen conveying pipes (25).

Abstract: A supersonic pulverizing device includes a main body which is connected with at least two charging units. Each charging unit has a charging passage therein and at least one accelerating wind nozzle disposed at a front end of the charging passage. A source material and a charging air flow are delivered to the charging passage and an accelerating air flow is inputted to the accelerating wind nozzle, so that the charging air flow carries the source material to flow and enter the main body by the accelerating air flow at a supersonic speed and counter with the charging air flow from another charging unit. The source material can be effectively crashed to the desired powder. The source material is covered by the charging air flow, so the device won't be worn by the source material. The pulverizing device has a longer lifespan and can prevent the source material from being polluted.

Abstract: A processing system and associated method for milling boron with impurity contamination avoidance. The system includes a jet mill for reducing the particle size of a boron feed stock, and a feed stock inlet for delivering the boron feed stock toward the jet mill. The system includes at least one inlet for delivering at least one gas into the jet mill. The gas and the boron feed stock comingle within the jet mill during milling reduction of boron particle size. The system includes a source of the at least one gas operatively connected to the at least one inlet, with the at least one gas being a gas that avoids transferring impurity during milling reduction of boron particle size.

Abstract: A system for processing a heterogeneous material includes a conduit for a pressurized fluid and a nozzle assembly in fluid communication with the conduit. The nozzle assembly includes a plurality of adjustable nozzles configured such that streams of heterogeneous material passing through each nozzle intersect after passing through the adjustable nozzles. Another system includes a conduit for a pressurized fluid, a nozzle assembly, and a separation system configured to separate particles of a heterogeneous material into a first fraction and a second fraction. The nozzle assembly includes an adjustable nozzle configured such that a stream of the heterogeneous material passing through the nozzle contacts a surface after passing through the nozzle.

Abstract: An operating method for a jet mill plant, wherein superheated steam at low pressure is used as an operating medium for a jet mill and the steam, after the jet mill and separation of grinding stock, is circulated back again into the jet mill via a compressor for excess pressure and temperature increase in the circuit. Furthermore, a jet mill plant includes a jet mill designed to operate with superheated steam at low pressure, wherein a jet mill steam discharge line, a compressor and a jet mill steam supply line form together with the jet mill a circuit for steam, so that steam is conveyed from the jet mill back again into the jet mill via the compressor for excess pressure and temperature increase in the circuit.

Abstract: A pneumatic continuous impact pulverizer includes an outer tube, an inner tube located in the outer tube, an air intake material feeding port located at a front end of the outer tube, an air pump located at the air intake material feeding port, and a plurality of impact tubes. The impact tubes respectively run through the tubular wall of the inner tube, and each has an airflow passage which includes a bell-shaped opening communicating with the outer tube, a middle branch opening located at one side of the airflow passage close to the air intake material feeding port and communicating with the inner tube, and an outlet communicating with the inner tube. High pressure gas and powders enter through the air intake material feeding port. The high pressure gas carries the powders to pass through the impact tubes where the powders collide with each other to become nano powders.

Abstract: The pulverizer including a pulverization chamber, a jet nozzle, a pulverization nozzle, and a collision member is provided. The pulverization nozzle includes an acceleration tube. The acceleration tube includes an acceleration part A and an acceleration part B. A center (a) of the supply aperture is positioned within the acceleration part A. A point of intersection (b) where central axes of the acceleration tube and the supply aperture intersect is positioned within the acceleration part B. An angle ? formed between the central axes of the acceleration tube and the supply aperture satisfies an inequation 30°??<60°.

Abstract: A method for producing powder including supplying a powder material to a fluidized bed container, jetting fluid from each of a plurality of fluid jetting nozzles provided in the fluidized bed container to collide against each other, thereby fluidizing and pulverizing the powder material in the fluidized bed container to form powder, classifying the powder using a centrifugal classification rotor provided at the upper part of the fluidized bed container and discharging the classified powder from an outlet by being guided by the centrifugal classification rotor, wherein the centrifugal classification rotor is rotated at a first rotating speed for a predetermined time from the beginning of the flow of the powder material in the fluidized bed container, and at a second rotating speed after the predetermined time has passed, and the centrifugal classification rotor is controlled so that the first rotating speed is higher than the second rotating speed.

Abstract: A particle reduction system and method is disclosed having an air stream accelerator, a feeder assembly, a variable speed wheel lock operably associated with the feeder assembly for releasing raw material into a conveying air stream created by the positive displacement pump, and a particle conditioning assembly. The raw material is carried by the conveying air stream through the particle conditioning assembly, where particle of the material are collided with each other for the purpose of reducing the size of the particles. In some embodiments, a non-thermal drying system can be used to extract moisture from the raw material. The moisture/solids separation occurs, in large part, due to a head-on collision of two conveying air streams. The collision creates a large squeezing force, much higher than a centrifuge or filter. This impact squeezing acts to squeeze the moisture out of the raw material.

Abstract: The present invention relates to a fluid shockwave reactor. The fluid shockwave reactor introduces laser resonance theory into the field of fluid physics. It consists of a shockwave resonance energy concentration device and at least one set of jet collision device. The shockwave resonance energy concentration device can enhance the shockwave strength produced during jet collisions; strengthen the ultrahigh pressure and cavitation effect of the shockwave field; it can also intensify physical and chemical effects on the processed materials. The fluid shockwave reactor can achieve ultrafine crushing on the fluid materials with lower energy consumption. Under certain technological conditions, the fluid shockwave reactor may also effectively catalytize the chemical reaction process on fluid materials.

Abstract: A mill includes a grinding chamber, a rotating shaft located in the grinding chamber, a rotating body structured to have a rotary member fixed to the rotating shaft, a casing provided to form an outer shell of the grinding chamber, an inlet arranged to supply a solid-gas two-phase flow K containing particles and a gas to the grinding chamber, and an outlet arranged to discharge the solid-gas two-phase flow K? from the grinding chamber. A cylindrical frame member having an inner peripheral surface formed in a corrugated shape is located in the casing. The solid-gas two-phase flow K supplied via the inlet into the grinding chamber is circled in the grinding chamber, while being accelerated by the rotating body.

Abstract: The invention concerns a vortex machine modified to intensify the vortex in the machine by installing inlet fans in addition to the main fan and modifying the configuration of the machine. Additional intensification of the vortex is achieved by introducing microwaves into the vortex machine. The vortex machine has a vortex tube, an inlet tube to the vortex tube at the inlet end, a feed inlet to the vortex tube between the inlet end and an outlet end and a fan rotor at the outlet en to draw air in a vortex through the vortex tube. An inlet fan in the inlet tube adapted to force air into the vortex tube. These modifications and additions achieve commercially viable capacities of the vortex machine in drying, grinding and process applications.

Abstract: Methods and devices for dispersion of clusters of somatic plant embryos suspended in a liquid are disclosed. The methods comprise i) subjecting the clusters of embryos to fluid dynamics forces causing axially extensional strain and radially compressional strain and ii) subjecting the clusters of embryos to fluid dynamics forces causing axially compressional strain and radially extensional strain fluid dynamics and iii) repeating said steps in sequence until the individual embryos are separated from each other. The devices may comprise a flow channel including at least one constriction, such that clusters of embryos flowing through the flow channel are first subjected to axially extensional strain and radially compressional strain, and then to axially compressional strain and radially extensional strain from fluid dynamics forces.

Abstract: A system is for conditioning drill cuttings contaminated with hydrocarbons comprises an auger device for feeding an agitation chamber in which the material is washed and separated. The material is conditioned in the agitation chamber by a first conditioning agent for separating the hydrocarbon from the material. The material is crushed to a specific mesh size for further washing and conditioning using a second conditioning agent. The crushed material is then sent to a series of agitation and wash tanks wherein it is serially washed and conditioned until an acceptable concentration of hydrocarbon is achieved. The material can then be disposed.

Abstract: Methods and systems for enhancing fluidization of nanoparticle and/or nanoagglomerates are provided. A fluidization chamber is provided with a fluidizing medium directed in a first fluidizing direction, e.g., upward into and through a bed containing a volume of nanoparticles and/or nanopowders. A second source of air/gas flow is provided with respect to the fluidization chamber, the secondary air/gas flow generally being oppositely directed relative to the fluidizing medium. Turbulence created by the secondary gas flow is advantageously effective to aerate the agglomerates and the shear generated by the jet is advantageously effective to break apart nanoagglomerates and/or reduce the tendency for nanoagglomerates to form or reform. A downwardly directed source of secondary gas flow located near the main gas distributor leads to full fluidization of the entire amount of powder in the column.

Abstract: The apparatus and methods described herein generally relate to a method for preparing electrodes for lithium ion cells, where both the positive and negative electrodes of the cell include metal oxides processed according to the methods described herein.

Abstract: A livestock breeding system including a breeding place enclosed by a fence for breeding livestock; layers of wood chips spread over and stacked up on the surface of the earth in the breeding place; and a feedstuff for breeding the livestock, and in this system, the feedstuff is prepared by mixing wood fine chips containing sawdust and/or wood fibers with large quantities of fermentation tubes.

Abstract: A system for processing a heterogeneous material includes a conduit for a pressurized fluid and a nozzle assembly in fluid communication with the conduit. The nozzle assembly includes a plurality of adjustable nozzles configured such that streams of heterogeneous material passing through each nozzle intersect after passing through the adjustable nozzles. Another system includes a conduit for a pressurized fluid, a nozzle assembly, and a separation system configured to separate particles of a heterogeneous material into a first fraction and a second fraction. The nozzle assembly includes an adjustable nozzle configured such that a stream of the heterogeneous material passing through the nozzle contacts a surface after passing through the nozzle.

Abstract: A jet mill in which crushed material introduced into a crushing chamber is comminuted by gas being sprayed from a plurality of gas-jet nozzles, wherein high-efficiency pulverization is performed by optimizing various pulverization conditions according to the type of crushed material or other such properties. The direction in which gas is sprayed into the crushing chamber is variable adjustable; the spraying direction of each nozzle is displaced simultaneously by the electromotive actuator; swirl flow is produced in three dimensions, including the flow of a directional component that is perpendicular to the horizontal swirl flow; and a fine-powder discharge port of a first pulverization chamber and a fine powder introduction port of a second pulverization chamber are communicatingly connected by a ventilation duct.

Abstract: A microparticle dispersion liquid manufacturing apparatus 10 includes a controller 11, a light source 12, an irradiation optical system 13, and a container 14. A solid object 1 is contained in and a solvent 2 is injected into an interior of the container 14 to enable attainment of a state where the solid object 1 is in contact with the solvent 2. The light source 12 repeatedly outputs pulsed light. By repeatedly irradiating the solvent 2 with the pulsed light from the light source 12, expansion and contraction of the solvent 2 is made to occur repeatedly at the irradiated portion, thereby generating a pressure wave in the solvent 2, and the pressure wave is made to act on the solid object 1 to finely pulverize the solid object 1 and thereby manufacture a microparticle dispersion liquid in which microparticles are dispersed in the solvent.

Abstract: A pulverizer including a solid-gas mixer to mix a compressed gas and particles of a raw material to be pulverized to prepare a solid-gas mixture; a particle path controlling nozzle connected with the solid-gas mixer to feed the solid-gas mixture fed from the solid-gas mixer while accelerating the solid-gas mixture and controlling the particles of the raw material so as to choose different flow paths based on particle diameters of the particles of the raw material; a collision member; and an accelerating tube connected with the particle path controlling nozzle to further accelerate the solid-gas mixture fed from the particle path controlling nozzle while maintaining the flow paths of the particles and ejecting the accelerated solid-gas mixture toward the collision member to pulverize the raw material.

Abstract: A milling apparatus in which at least two independently driven axiaily mounted elements are eccentrically mounted one within the other so as to define a processing chamber (12) therebetween with the minimum radial gap between the elements at one position being diametrically opposite to the maximum radial gap. Stresses are applied to the material by passing it through the minimum radial gap, which is adjustable. The elements may be rotated in the same direction to apply compressive and extensional stresses to material within the minimum gap, or in opposite directions to apply shear stresses to the material within this gap. A third element may be incorporated within the chamber to provide heat transfer and distributive mixing to the stressed material.

Abstract: A pulverizing apparatus is a gas stream type pulverizing apparatus. The pulverizing apparatus has a pulverizing unit for pulverizing a composition, a cooling device, a high-pressure air generating device and a collecting unit for receiving the pulverized composition. The chamber has a bottom portion, an outlet formed in the bottom portion for discharging the pulverized first composition therethrough and a wall portion formed in the bottom portion so as to surround the outlet. A plurality of first nozzles and a second nozzle are provided on a side portion of the chamber and a tubular supply unit is provided on an upper portion of the second nozzle. The gas pressure supplied into the chamber is 0.3 MPa or more, the gas temperature is 20° C. or less, and the humidity of the gas is 40% RH or less.