61 results about "Micronization" patented technology

A liquid composition for providing enhanced lubrication and wear protection, particularly under high-performance and / or extreme-pressure conditions. The composition comprises components that are either solubilized, liquified, or sub-micronized, and are formulated to result in a stable, color-tunable composition that can be stored or implemented over extended periods of time without separation of solid components from the liquid. A composition can either be a lubricant in which the solubilized, liquified, or sub-micronized components are comprised within a base oil, or an additive composition in which the components are formulated to be later added to a base oil. Suitable base oils are industrial, automotive, or open gear oils such as those used in the oil and gas industry, sugar mills, or in rock crushers; rock drill, pneumatic, and air tool oils; anti-seize compounds; cutting, gun, engine, air compressor, or bearing oils; slideway lubricants; and oven, kiln, foundry, metalworking, metalforming, or aerospace lubricants.

The invention relates to the field of wastewater treatment, in particular to a down feather processing wastewater treatment device which comprises a primary filtering unit, a gas-water mixing unit arranged on the primary filtering unit, a solid-liquid separation unit arranged on the gas-water mixing unit and a filtering and recycling unit arranged on the solid-liquid separation unit. The gas-water mixing unit comprises a mixing tank arranged on the primary filtering unit, a gas-dissolved water conveying assembly arranged on the mixing tank and a micronization mixing assembly arranged on the mixing tank, and a large number of tiny bubbles are generated through the gas-dissolved water conveying assembly and the micronization mixing assembly and are mixed with wastewater entering the mixing tank, so that the wastewater enters the primary filtering unit; bubbles are added into the wastewater, so that pollutants such as emulsified oil and tiny suspended particles in the wastewater are adhered to the bubbles and float to the water surface along with the bubbles, and floating foams or scum are cleaned and collected into a waste collecting tank through cooperation of a second separating tank and a scraping piece, so that the content of particulate matters in the wastewater is greatly reduced, and the filtering effect is improved.

A system is described that enables the purification of COx, SOx, NOx, dioxin and furan, and H2S gases using wet and dry filters in a single chimney, comprising: a nozzle system (2) that sprays a mixture consisting of water, micronized zeolite, ammonia, and boron mineral in fine droplets to perform the first purification of SOx (sulfur oxides), NOx (nitrogen oxides), and COx (carbon oxides) gases entering the chimney (1) from the combustion gas, a zeolite-based dry filter (3) that purifies the dioxin and furan components in the flue gas (B) rising after the first purification, a first continuous measurement system (4) that measures the values of the combustion gas at the entry point to the chimney (1), a second continuous measurement system (5) that measures the values of the combustion gas after the dry filter (3), an Al-supported processor (6) that adjusts the amount of the mixture to be sprayed from the nozzle system (2) based on the comparison of the first continuous measurement system (4) and the second continuous measurement system (5).

The cream micronization high-pressure homogenizing equipment comprises a main machine body, a homogenizing part, a top seat, a pressure pump, a feeding port, a base, an electromagnetic valve and a discharging port, the top seat and the base are fixedly connected to the top and the bottom of the main machine body respectively, and the homogenizing part is fixedly installed on the inner side of the main machine body; the upper end and the lower end of the homogenizing part respectively extend into the top seat and the bottom seat, the pressure pump is arranged in the top seat, the output end of the pressure pump is communicated with the upper end of the homogenizing part, the middle part of the homogenizing part has aperture change of multiple flow channels, and the cream flowing through the homogenizing part is homogenized. Through the arrangement of the homogenizing part, cream pressurized and input into the homogenizing part can be subjected to strong high-speed impact in the flowing process, and in the impact process, components of fluid exist in a homogeneous state under the action of particle collision, cavitation, turbulence and shearing force in the fluid; therefore, the cream input into the equipment can be homogenized more uniformly.

This ammonia-detoxifying system is provided with a first dilution treatment device comprising: a first tank that retains an absorption liquid capable of absorbing ammonia; a gas introduction unit that introduces, into the first tank, an ammonia-containing gas to be detoxified; a bubble generation unit that generates bubbles in the absorption liquid by using the gas to be detoxified introduced by the gas introduction unit to generate, in the absorption liquid, a rising flow generated due to rise of the bubbles; a bubble micronization unit that is provided above the bubble generation unit and micronizes the bubbles; and a first gas discharge line that discharges a gas from a gas phase in the first tank to the outside of the first tank.

This invention discloses a method for the simultaneous preparation of micronized and stabilized zero-valent iron (ZVFe) based on ball milling with terephthalic acid, belonging to the field of groundwater pollution remediation materials. The method includes the following steps: 1) incorporating terephthalic acid into micron-sized ZVFe powder and mechanically ball milling it; 2) cleaning the material with a solvent and drying it to obtain micronized and stabilized ZVFe reducing material. This invention simultaneously achieves the micronization and stabilization of ZVFe. This method enhances the reducing activity, internal surface hydrophobicity, and electron selectivity of ZVFe materials, improves their reducing performance and electron selectivity for pollutants such as halogenated hydrocarbons and heavy metals, effectively inhibits the oxidative deactivation of ZVFe materials in the aquatic environment and the hydrogen evolution side reaction with water, enabling ZVFe materials to maintain high reducing activity stably in water for a long period. This invention solves the technical problems of poor stability and difficult storage of micronized ZVFe materials in water, which is beneficial for reducing material replacement frequency and resource consumption.

The present application belongs to the field of wastewater advanced oxidation treatment technology, and proposes a wastewater treatment device with ozone oxidation and hydraulic cavitation synergistic effect. A primary Venturi tube, a ring air guide structure, a ring gap and a gas-liquid initial mixing section are arranged. The hydraulic cavitation is realized through the primary Venturi tube, the cavitation bubbles formed are extended to the downstream along the expansion section, and the synergistic effect with the ozone entering through the ring gap is realized. In the extreme environment generated by the collapse of the cavitation bubbles, the dissolution of the ozone gas into the liquid and the generation of the hydroxyl radicals are promoted. To some extent, the dependence on the pressure gas source is reduced, and the energy consumption is reduced. The gas phase is preliminarily dispersed before entering the secondary Venturi tube, the uniformity of the gas-liquid in the flow space is realized to the maximum extent, and the choked flow is easy to form. On the one hand, the bubbles can be further micronized, and the mass transfer is strengthened. At the same time, the gas-liquid interface changes sharply in the process of bubble micronization, which is also beneficial to the efficient generation of the hydroxyl radicals, so as to further improve the wastewater treatment efficiency.

The present invention discloses a microwave-assisted high-temperature cracking device, including a microwave reactor and a feeding system. The microwave reactor includes a metal head, a metal cavity, a resonant cavity, a circular waveguide, a rectangular waveguide and a magnetron arranged from top to bottom; an absorbing material plate is fixed between the metal cavity and the resonant cavity, and a droplet micronizing feeder and a discharge port with adjustable spray height are provided on the metal head. The droplet micronizing feeder is used to spray fine droplets onto the upper surface of the absorbing material plate to perform a high-temperature cracking reaction. The present invention uses the metal head, the metal cavity and the absorbing material plate as a reaction site after being sealed by a flange, which not only realizes the flash heating process of the absorbing material plate but also effectively avoids the leakage of the reactant caused by the rupture of the reactor at high temperature. Through the circulation process of the material to be cracked in the outer jacket of the waveguide at the bottom of the device, it can not only preheat the material to be cracked but also reduce the heat transfer from the high-temperature metal reactor to the microwave generator, thereby realizing the effective circulation of energy.

The utility model discloses a device for improving the dissolution rate of traditional Chinese medicine compound active ingredient medicine based on the micro-capsule technology, which comprises a machine body and a cover plate arranged at the top of a tank body, a sealing structure is arranged at the top of the machine body, and an opening and closing structure positioned on the inner side of the sealing structure is arranged at the top of the machine body. The sealing structure comprises a supporting column fixedly connected to the top of the machine body, and the top of the supporting column is fixedly connected with a connecting block. According to the utility model, the cover plate is driven by the connecting rod to swing by taking the pin shaft in the connecting block as the axis, and when the cover plate is separated from the tank body, a user can quickly fill raw materials into a plurality of tank bodies and perform synchronous sealing operation after filling is finished, so that the structural functionality of the existing micronization equipment can be improved, and the practicability is high. The multiple tank bodies storing the traditional Chinese medicine materials can be synchronously sealed, the step of frequently opening and closing the multiple tank bodies in the traditional Chinese medicine material adding process is omitted, time and labor are saved, and the traditional Chinese medicine material adding efficiency is improved.

The invention relates to a novel method for producing classifier wheels, stators or rotors for comminution devices, in particular classifier or impact mills, for grinding and homogenizing different, even clumpable and sticky products, wherein once the properties of the pulverulent, granular or fibrous products or product mixtures to be comminuted or separated are determined, a production data set for the constructive design of the stator, classifier wheel or rotor is determined on the basis of the anticipated abrasion or material properties of the products or product mixtures. The material or a material mixture is then defined and a material data set processed. On the basis of the respective production and material data sets, an additive manufacturing device, in particular a 3D printer, is commissioned, and the particular classifier wheel, stator or rotor with its predetermined use-typical properties is additively manufactured, with longer lifetimes and uniform wear in the monolithic construction with different, additively combined materials being achieved.

The invention relates to the technical field of flue gas treatment, in particular to a method for treating flue gas of a waste incineration plant. The problem of low flue gas treatment efficiency in the prior art is solved. The method comprises the following steps: firstly, simultaneously spraying a nitrogen oxide reducing agent and a micronized calcium-based deacidification agent into a high-temperature section of flue gas, and carrying out non-catalytic denitration and pre-deacidification treatment; then, the flue gas enters a medium-temperature composite catalytic reactor, and efficient denitration, elemental mercury oxidation and catalytic decomposition of dioxin are achieved through cooperation of a composite catalyst; then, the flue gas enters a graded circulating fluidized bed system, acid gas is efficiently removed through a first-stage circulating fluidized bed, then the flue gas enters a second-stage circulating fluidized bed after being cooled, and mercury and heavy metal are efficiently adsorbed through modified active coke; finally, the flue gas passes through a composite filter bag, and residual CO and VOCs are catalytically degraded while dust is removed. According to the invention, deep purification of various pollutants in the flue gas is realized through quality-divided cooperation and temperature-divided and zoned treatment, the treatment efficiency is high, and the operation is stable.

The invention discloses a production method of an instant product, which comprises the following production steps: A, taking materials to be crushed, washing, coarsely crushing, and drying; b, the dried materials are hot-fried and blanched for 1-2 minutes until the materials are fluffy and crisp; c, crushing the fried and scalded materials with oil; d, filtering redundant grease of the oil-protected material, adding a dispersing agent, and fully mixing and dispersing; and E, the mixed material is subjected to supercritical extraction to completely remove grease, the material in a micro powder state is obtained, the fineness of micro powder is 100-120 meshes, and supercritical extraction can be performed for 1-10 times. Through the combination of conventional technical operations, fine crushing of medicinal materials which are hard in texture, easy to moisture and special in viscosity and toughness can be achieved, powder dispersion is kept for a long time, re-moisture absorption and caking are prevented, and through micronization crushing, instant product dissolving is achieved, and large-scale industrial production can be achieved.

The application discloses a kind of MXene-polymer composite material and preparation method thereof, preparation method includes the following steps: by mechanical shearing grinding including multilayer MXene particle, polymer material and magnetic nano grinding aid in raw materials, realize the in-situ exfoliation of multilayer MXene, size micronization and composite of raw material, and MXene-polymer composite material is prepared and obtained.The application realizes the in-situ exfoliation of multilayer MXene particle by shearing grinding and the auxiliary action of magnetic nano grinding aid, in the MXene-polymer composite material prepared and obtained, MXene nanosheet can form uniform stable dispersion in polymer matrix, processing and preparation MXene-polymer composite material has good conductivity and electromagnetic shielding efficiency, the method is simple and easy to operate, suitable for large-scale production.

The utility model relates to the technical field of weighing devices, in particular to a hexadecanoylethanolamine micronized discharging weighing device, comprising an electronic balance, a paper support base is externally installed on one side of the electronic balance, a semicircular frame is fixedly connected to one side of the top surface of the paper support base, a blocking rod opening is opened on the other side of the top surface of the paper support base, a paper support assembly is arranged above the semicircular frame, the paper support assembly comprises a mounting circular plate, an electric telescopic rod is installed at the inner center of the mounting circular plate; stacked supporting paper is placed through the paper support base, and each structure of the paper support assembly can place the supporting paper on the supporting table of the electronic balance under cooperation, replacing the process of placing the supporting paper by hand-held tweezers, thereby increasing the weighing efficiency in a way of simplifying the weighing steps, and during the operation of the paper support assembly, the staff can perform auxiliary control on the hexadecanoylethanolamine micronized discharging process, thereby indirectly increasing the work efficiency.

A micronizing apparatus for a hydrogel of super absorbent polymer which includes a hopper formed at one side and a transfer space formed inside; a first rotation shaft disposed in the transfer space; a pre-cutter fixed to the body; a first cutter disposed at the other side of the pre-cutter so as to rotate together with the first rotation shaft and cut hydrogel; a first hole plate fixed to the body; a second rotation shaft disposed co-axially with the first rotation shaft so as to be rotatable independently from the first rotation shaft; a second cutter disposed at the other side of the first hole plate so as to rotate together with the second rotation shaft; and a second hole plate fixed to the body.

The present document describes a method of producing sulfur particles by injecting an unbroken stream of molten sulfur under a pulsation free pressure, from a distance, into tempered water moving at a velocity, to produce a physical reaction of said molten sulfur with said tempered water to produce sulfur particles. Also described are sulfur particles produced by the process and methods of using the same for fertilizing soil.

To efficiently absorb ammonia into an absorption liquid while suppressing an increase in the amount of the absorption liquid and an increase in the size of an apparatus.SOLUTION: The ammonia-detoxifying system is provided with a first dilution treatment device comprising: a first tank that retains an absorption liquid capable of absorbing ammonia; a gas introduction unit that introduces, into the first tank, an ammonia-containing gas to be detoxified; a bubble generation unit that generates bubbles in the absorption liquid by using the gas to be detoxified introduced by the gas introduction unit so as to generate, in the absorption liquid, a rising flow generated due to rise of the bubbles; a bubble micronization unit that is provided above the bubble generation unit and micronizes the bubbles; and a first gas discharge line that discharges a gas from a gas phase in the first tank to the outside of the first tank.SELECTED DRAWING: Figure 1

The invention relates to the technical field of carbon material preparation, and discloses a preparation method of a high-purity high-temperature-resistant graphite material for a photovoltaic thermal field, the high-purity high-temperature-resistant graphite material is prepared from pitch coke, artificial graphite fine powder and a high-wettability modified binder, and the binder comprises coal pitch, heavy anthracene oil and a surfactant. The preparation method comprises the following steps: micronizing aggregate, mixing and kneading the micronized aggregate and a modified binder at a high temperature, and carrying out secondary grinding to obtain pressed powder with preset grain size distribution; cold isostatic pressing forming is adopted, and the pressure relief time is strictly controlled; the green body is subjected to low-speed heating roasting, dipping densification and high-temperature graphitization treatment, and halogen gas is introduced into a graphitization high-temperature section for chemical purification. According to the invention, a composite aggregate system and a secondary granulation process are matched with a stress release regulation means for a large-size product, so that the technical problems that the large-size graphite product is easy to crack and low in density are solved, and the volume density, mechanical strength, purity and thermal shock resistance of the material are improved.

The present invention relates to a process for micronization of UV filter dispersions comprising at least one micronized insoluble organic UV absorber, the method comprising: a) providing a first aqueous dispersion comprising said at least one insoluble organic UV absorber; b) grinding the first aqueous dispersion in a ball mill, preferably a stirred media mill, comprising grinding beads with a diameter in the range of 0.6 to 2.0 mm in a first milling step to obtain a second dispersion; c) grinding the second dispersion obtained in b) in a ball mill, preferably a stirred media mill, comprising grinding beads with a diameter in the range of 0.05 to 0.6 mm in a second milling step to obtain the aqueous dispersion comprising a least one micronized insoluble organic UV absorber, wherein the diameter of the grinding beads in step b) is greater than the diameter of the grinding beads in step c). Furthermore, the present invention relates to aqueous dispersions comprising at least one micronized organic insoluble UV absorber obtainable by such a process, and to compositions, such as sunscreen compositions, comprising such an aqueous dispersion.

The present invention relates to an improved wood coating composition wherein said composition (C) comprises, relative to the total weight of composition (C), from 58.00 to 95.00 weight percentage of at least one alkyd resin or at least one drying oil, from 0.10 to 8.00 wt. % of at least one microcrystalline wax having a congealing point from 60° C. to 100° C., and from 5.00 to 34.00 wt. % of at least one synthetic micronized wax, said at least one synthetic micronized wax having a particle size D90 equal to or less than 36.0 μm and a particle size D50 equal to or less than 20.0 μm, wherein the congealing point of the microcrystalline wax (Wc) is measured according to the standard ASTM D938, and wherein the particle size of the at least one micronized wax (Mp) is measured according to the standard DIN ISO 13320.

The invention relates to the technical field of boron carbide powder equipment, in particular to superfine boron carbide powder micronization equipment which comprises a tank body, a powder grinding device is arranged in the tank body and comprises a rotating shaft arranged in the tank body, the top of the rotating shaft protrudes out of the tank body, the rotating shaft is connected with a power device, and the power device is connected with the tank body. A graded grinding device is arranged in the tank body and comprises a rotating block arranged on the upper portion of a rotating shaft, a grinding shell is arranged outside the rotating block, a grinding wheel capable of adjusting pressure is arranged below the rotating block, and a grinding disc is arranged below the grinding wheel in a matched mode. The energy consumption and the consumption of the boron carbide body are greatly saved, the production cost is saved, and the method has the characteristics of high efficiency and strong energy-saving control force.

To provide a micronization treatment apparatus capable of performing micronization treatment of slurry fluid in which viscosity of suspension fluid is high or a solid content, a fiber, and a powder are included, and capable of suppressing facility damage or the like due to pulsation of high-pressure suspension fluid, and to provide a micronization treatment apparatus capable of suppressing an energy consumption unit required for the micronization treatment, and capable of reducing costs by reducing the number of times of the micronization treatment.SOLUTION: A micronization treatment apparatus includes a raw material tank, a raw material supply pump, a raw material discharge pipe, a raw material suction pipe, a raw material return pipe, and / or a raw material circulation pipe, a crank-driven pressure type booster, and a chamber including micronization treatment means, where the raw material supply pump and the raw material suction pipe are for pressurizing and supplying raw material to the booster, and the raw material circulation pipe and the raw material return pipe are for returning the raw material to the raw material tank.SELECTED DRAWING: Figure 1

The invention discloses stable diuron granules and a preparation method thereof, and belongs to the technical field of pesticide preparations. The invention aims to solve the problems of poor water solubility, insufficient photo-thermal stability, out-of-control release and serious dust dissipation of the existing diuron preparation. The core of the preparation method is as follows: micronized diuron, sodium bentonite, pregelatinized starch and nano silicon dioxide are mixed by a dry method to obtain dry-mixed powder; dissolving the modified lignosulfonate and polyethylene glycol in water to prepare a bonding solution; a finished product is obtained by adopting staged fluidized bed granulation (nucleation-growth-surface strengthening) and combining stepped heating drying and screening. The synergistic advantages of low dust, slow release and high photo-thermal stability are realized. The modified lignosulfonate and the staged granulation process are the key core, the comprehensive performance of the embodiment is obviously superior to that of the contrast, the advancement of the formula and the process is proved, and the method has important practical application value.

The present application relates to the technical field of fluid mixing. Disclosed is a fluid-mixing device. The device comprises: a main support, a movable support, a plurality of microporous tubes, a vibration mechanism and a fluid-pushing mechanism, wherein the movable support is movably connected to the main support and is provided with a fluid intake structure; the plurality of microporous tubes are arranged on the movable support and are in communication with the fluid intake structure; the vibration mechanism comprises a vibration device connected to the movable support so as to drive the plurality of microporous tubes to vibrate; and the fluid-pushing mechanism comprises a liquid pump and a fluid-spraying structure in communication with a liquid discharge end of the liquid pump, the fluid-spraying structure is provided with a liquid-spraying opening, and the fluid-pushing mechanism can drive, by means of the liquid pump, a liquid to be sprayed from the liquid-spraying opening towards the tops of the plurality of microporous tubes. The fluid-mixing device of the present application can realize micronization of fluids and improve the mixing effect between fluids, and the fluid-mixing device has extremely low levels of operational energy consumption, thereby facilitating saving on production costs.

A system for micronization of solid particles using valvular conduit includes one or more compressed gas lines provided with respective compressed gas inlet, one or more powder feeders, each of which are installed in a respective compressed gas lines. Furthermore, one or more valvular conduit modules are included, each of which are made of a series of valves connected via a common passage, and each valvular conduit module is connected downstream of the respective one or more powder feeders. Further, a cyclonic separator is connected with all the respective compressed gas lines connected with respective outlets of the respective one or more valvular conduit modules, and one or more particle size analysers in combination with one or more directional valves disposed on the compressed gas lines proximal to the outlets of the one or more valvular conduit modules.

The invention provides a medicinal material micro-nanocrystallization production method and equipment system, and the medicinal material micro-nanocrystallization production method and equipment system comprises the following steps: after medicinal materials are compatible, extracting medicinal slurry by a water extraction and alcohol extraction method, firstly filling the medicinal slurry into a biochemical hydrolysis tank for biochemical hydrolysis, the medicinal slurry is converted into medicinal hydrolysate; carrying out biochemical hydrolysis treatment on the medicinal hydrolysate by adopting a preset treatment mode, inputting the treated medicinal hydrolysate into a cyclic shearing and filtering linkage unit to carry out cyclic shearing and filtering, and returning medicinal filter residues obtained after shearing and filtering to the biochemical hydrolysis step to carry out biochemical hydrolysis again; and carrying out ultrasonic enhanced dispersion on the qualified medicinal hydrolysate under the action of ultrasonic waves, and then conveying to a micro-nano traditional Chinese medicine finished product line for storage, metering and packaging. The micro-molecular traditional Chinese medicine oral liquid with the particle size reaching the micro-nano level is produced and can be quickly absorbed by a human body, and the micro-nano oral liquid is better in taste and efficacy.

The utility model relates to the technical field of superfine slag powder, and discloses a superfine slag powder screening device which comprises a base, a shell is fixedly connected to the base, the shell is obliquely arranged, the bottom of the shell is conical, and a feeding port is fixedly connected to the top of the shell. The powder screening assembly is arranged in the base, the powder screening assembly is used for crushing and screening slag, the powder screening assembly comprises a screening barrel, a transmission rod and a crushing block, the screening barrel is rotationally arranged in the base, the transmission rod is arranged in the middle of the screening barrel, and through cooperation of internal parts of the powder screening assembly, the movable block drives the crushing block to move in the same movement track; the crushing block carries out crushing operation on slag during movement, the slag is driven by the crushing block and ascends and descends up and down, so that the slag is fully crushed, the crushed slag is outwards screened out by the opposite centrifugal force of the crushing block and the screening cylinder, the occupied space in the device is reduced, and the energy consumption is reduced.

The invention relates to the field of medicine, in particular to a nimesulide raw material medicine pretreatment method and a nimesulide raw material medicine composition. According to the nimesulide raw material medicine with the special particle size distribution, the dissolution rate of the nimesulide product can be increased by preparing the nimesulide product from the raw material medicine with the special particle size distribution, and dissolution is uniform. The invention also provides a pretreatment method of the nimesulide raw material, the indissolvable drug nimesulide is crushed by adopting an airflow crushing mode, and the micronized indissolvable drug nimesulide with a certain granularity is prepared by utilizing particle collision of the material. Loss is reduced by controlling airflow crushing parameters, the optimal feeding amount and the discharging mode; the raw material medicines subjected to airflow crushing are properly treated, so that the deterioration of excellent characteristics of the powder caused by re-agglomeration of the materials subjected to airflow crushing is reduced; monitoring the particle size of the raw material medicine obtained under jet milling parameters, preparing the nimesulide composition, and screening the optimal particle size range through a dissolution curve.