173results about "Granulation with special binding agents" patented technology

The invention discloses a wet mixing granulator and a working method thereof, and relates to the technical field of wet mixing granulators, the wet mixing granulator comprises a bottom plate and a mixing barrel, a cutting mechanism is fixedly mounted on the top end face of the bottom plate, a coaxial reverse rotating mechanism is fixedly mounted on the top end face of the bottom plate, and a driving mechanism is fixedly arranged on the side face of the cutting mechanism; a discharging mechanism is fixedly arranged on the side surface of the mixing barrel. Under the action of gravity, a mounting disc drives a rotating rod to move downwards, the tooth surface of a lower fluted disc is meshed with a lower gear, then the lower fluted disc is driven to rotate, an impeller is driven to rotate, powder accumulated above the mounting disc is scattered to the barrel wall, at the moment, the weight is reduced, a reset spring pushes the rotating rod to reset, the impeller stops rotating, and the operation is repeated; the powder granulation efficiency of the device can be improved, the powder utilization rate of the device is improved, and the problems of powder accumulation and powder caking in the background art are solved.

The invention discloses a regeneration method and device for waste activated carbon powder, and relates to the technical field of regeneration of activated carbon powder. A secondary granulation assembly is arranged on the right side of the primary granulation assembly; a drying assembly is arranged on the right side of the secondary granulation assembly; a communicating pipeline is arranged between the top of the drying assembly and the top of the granulation assembly; a screening assembly is arranged on the right side of the drying assembly; a mixing assembly is arranged at the left bottom of the conveying assembly. The bonding effect between the material and the binder is further improved by means of the dredging effect of the material guide rod, and meanwhile, the limiting ring promotes the elastic scraping strip to be always tightly attached to the inner wall of the mixing assembly, so that activated carbon powder is prevented from being attached to the inner wall of the mixing assembly due to high humidity; and resource loss caused by the fact that materials are difficult to adhere to the composite adhesive and remain in the mixing assembly is avoided.

The present invention relates to a porous composite feedstock for metal chloride preparation, comprising a metal oxide containing material,; and / or a first additive; and a binder; wherein the porous composite feedstock is in particulate form; wherein the water content of the porous composite feedstock is in the range of from 0.01 to 5 wt.% based on the weight of the porous composite feedstock; and wherein the porous composite feedstock has a poured bulk density in the range of from 0.2 g / cm3 and 2.0 g / cm3.

The invention relates to the technical field of yellow phosphate rock powder clustering, in particular to yellow phosphate rock powder clustering equipment which comprises a base, a support is fixedly mounted at the top of the base, and spherical rotary drums are rotatably connected to the two sides of the inner wall of the support in a penetrating mode; a storage cylinder is fixedly mounted at the top of the support, a connecting pipe is rotatably connected into the storage cylinder in a penetrating mode, a quantifying cylinder is fixedly connected to the bottom of the connecting pipe, and a discharging assembly is arranged at the bottom of the quantifying cylinder. By arranging a quantitative barrel, a first through groove, a second through groove and a discharging assembly, the quantitative barrel is rotated to enable the first through groove to be aligned with the second through groove, an adhesive enters a connecting pipe through the first through groove and the second through groove, then the adhesive enters the quantitative barrel, scale marks are arranged outside the quantitative barrel, and after the liquid level in the quantitative barrel reaches a proper value, the adhesive is discharged. The quantitative barrel is rotated to enable the first through groove and the second through groove to be staggered, and the adhesive is quantitatively discharged into the spherical rotating barrel through the discharging assembly, so that the adding amount of the adhesive is controlled, and the agglomeration quality of the yellow phosphate rock powder is improved.

The invention discloses a glass fiber production kiln with a multi-stage heating function, and relates to the technical field of kilns, the glass fiber production kiln comprises a kiln body; the material mixing component is used for mixing the powder raw material with the diluted binder to form a mixture; the granulating part is used for granulating the mixture; the drying part is used for drying and primarily heating the prepared particles by utilizing the exhaust waste heat of the kiln; and the sintering part is used for sintering the dried particles, so that secondary heating of the particles is completed while the binder is decomposed. According to the invention, through the arrangement of the granulation part, before the raw materials are added into the kiln body, the raw materials are mixed and granulated technically, so that the raw materials exist in the kiln in a particle form, and the situation that the powdery raw materials fly around when being impacted by flames is avoided; in addition, larger gaps exist between the granular raw materials relative to the powder, flames can burn into the raw materials through the gaps between the raw material particles, and the melting effect is improved.

The invention discloses inorganic composite anhydrous calcium chloride and a preparation method thereof, and belongs to the technical field of chemical engineering. According to the preparation method, granular anhydrous calcium chloride is bonded to obtain a large-particle product of 20 mm by adopting an organic adhesive, so that the product has higher compactness, is not easy to decompose by moisture and hot gas, and can more smoothly settle to the lower part of a material layer to participate in reaction, and the effective conversion rate can reach 95% or above. The hydrogen chloride gas generated by decomposing calcium chloride in water is corrosive, the loss of large-particle products is small, the large-particle products are easier to settle below a material layer, and the chance of being adsorbed by a dust removal system is reduced, so that the content of chloride ions in the silica fume is remarkably reduced. The preparation method is simple and feasible in process and low in cost, large-scale industrial production is easy to realize, and various detection indexes of the prepared anhydrous calcium chloride meet the national standard.

The invention provides a liquid-phase dechlorinating agent and a preparation method thereof. The preparation method comprises the following steps: carrying out a neutralization reaction on a sodium metaaluminate solution and carbon dioxide-containing gas to obtain a solid-phase system containing pseudo-boehmite and sodium carbonate; the method comprises the following steps: dehydrating a solid-phase system containing pseudo-boehmite and sodium carbonate to obtain an active component; the active component and the binder are adopted as raw materials for roasting treatment, and the liquid-phase dechlorinating agent is prepared. The liquid-phase dechlorinating agent prepared by the invention has the characteristics of high dechlorinating activity and large chlorine capacity, and is suitable for removing inorganic chlorine in oil products, especially hydrogen chloride in reformate.

The invention provides a multi-layer core-shell structure composite slow-release oxygen particle and a preparation method thereof. The multi-layer core-shell structure composite slow-release oxygen particle comprises a weight-increasing inner core, an oxygen-release middle layer and a functional surface layer. The weight increasing inner core is a high-density inorganic microsphere which is selected from one or more of alumina microspheres and silica microspheres, the weight increasing inner core comprises a binder and calcium peroxide and has a long-acting oxygen slow-release function, and the binder is selected from one of sodium alginate, xanthan gum and guar gum; the shell layer comprises a binder, a porous adsorption material and a catalytic functional material, the binder is physical crosslinking PVA, the adsorption functional material is selected from one or more of charcoal powder, zeolite powder, diatomite and attapulgite, and the catalytic functional material is selected from one or more of iron carbon powder, nano iron powder and pyrite powder.

The utility model discloses an efficient boiling granulator which comprises a granulator body, a material barrel is arranged below the granulator body, an air barrel is arranged below the material barrel, a connecting barrel is arranged above the air barrel, and a stirring mechanism is arranged in the material barrel; the stirring mechanism comprises a stirring paddle which is arranged in the material barrel, a plurality of stirring blades which are distributed up and down of the stirring paddle are matched with the material barrel, the lower end of a shaft body of the stirring paddle penetrates through the bottom of the material barrel, and a connecting seat is fixedly mounted at the bottom of the lower end of the shaft body. According to the utility model, the stirring mechanism is arranged in the charging basket, so that the uniform granulation effect in the charging basket is improved, and meanwhile, the scraping blade structure in the stirring mechanism can be used for cleaning particles attached to the inner wall of the charging basket, so that attachments can be re-granulated; and in order to conveniently mount and dismount the material barrel at the bottom of the granulator through a discharging frame, the connecting seat arranged at the bottom of the stirring mechanism is convenient to connect with the upper end of a shaft body in a wind barrel.

The present application aims to provide a fluidized bed, comprising: a cylinder, a centrifugal fan and a silo; the cylinder is a cylindrical container structure with a closed upper end and an open lower end; a baffle is arranged at the lower end of the cylinder, and the baffle has a first air port and a second air port; wherein the first air port is distributed close to the center of the baffle, and the second air port is distributed along the periphery of the baffle; the cylinder is connected with the upper end of the silo through the baffle; the centrifugal fan is located inside the cylinder and close to the upper end of the cylinder; an exhaust port is provided at the upper end of the cylinder; the lower end of the silo is connected with an air inlet; by using the centrifugal fan as a driving method and then arranging a baffle used in conjunction with the centrifugal fan, an internal and external spiral airflow can be formed in the cylinder, so that the dust can be naturally refluxed under the action of the internal and external spiral airflows, which can overcome the shortcomings of filtering dust removal and cyclone dust removal.

Provided are compositions and methods for the instant hydration of polyacrylamide granules of particle size greater than 500 µm comprising the same polyacrylamide powder of particle size less than 500 µm; and a binding agent or agents. More particularly, the polyacrylamide powder is combined with a water-destroyable binding agent forming polyacrylamide granules, which instantly hydrates when added to water.

The invention discloses straw carbon-based carbon particles and a manufacturing device and method, and relates to the technical field of agricultural ecological environmental protection equipment.The method comprises the following steps that S1, straw is subjected to component separation treatment, and a liquid component, a carbonized precursor rich in lignin and a fiber base material containing cellulose are obtained; s2, performing carbonization treatment on the carbonized precursor to obtain biochar; dissociating the fiber base material to obtain a fiber inner core material; s3, the liquid component serves as an adhesive, the fiber inner core material serves as a particle inner core, biochar serves as a coating outer layer, and carbon particles of a core-shell structure are prepared through a forming technology. Straw is subjected to component separation before carbonization, directional utilization of all components of straw is achieved, compared with an existing mode that straw is directly carbonized and returned to the field, the carbon particles are more environmentally friendly, and the cost is reduced. The carbon particles prepared by the method are beneficial to subsequent fermentation and field application, can reduce the risk of secondary pollution such as dust raising, are beneficial to regulation and control of the soil carbon release process, and improve the comprehensive utilization efficiency of straws.

The utility model belongs to the technical field of mechanical equipment, and particularly discloses a pot body mounting mechanism which comprises a mounting seat main body and a mounting through hole penetrating through the mounting seat main body, and a positioning groove is further formed in the edge of the top of the mounting seat main body; an annular groove is formed in the periphery of the upper portion of the installation base body. According to the utility model, the pot body can be quickly positioned and mounted, the locking is firm, and the stability is good. The utility model further provides an experimental wet type granulator which comprises the pot body mounting mechanism, and the experimental wet type granulator is stable in overall structure, good in applicability and high in practicability.

The invention discloses a particle size controllable granulation device and method, the device comprises a mounting rack and a unidirectional rotating granulation disc, the bottom of the granulation disc is provided with a receiving hopper fixedly connected with the mounting rack, the top of the receiving hopper is provided with a particle size control assembly used for guiding out materials in the granulation disc, and the particle size control assembly is connected with the mounting rack. The particle size control assembly comprises a fixed blocking piece and a movable blocking piece, a plurality of first hollowed-out holes are formed in the surface of the fixed blocking piece in an array mode, and a plurality of second hollowed-out holes are formed in the surface of the movable blocking piece in an array mode. Through hollowed-out holes formed in the fixed separation blade and the movable separation blade in a staggered mode and a specific inclination angle, materials form a unique movement track in the granulation disc, the circulation movement of stacking-climbing-falling of the materials is achieved, particles are promoted to be fully agglomerated, meanwhile, coarse particles move outwards under the action of centrifugal force, and therefore the particle size of the particles is reduced. And the materials are collided at the fixed separation blade and the movable separation blade to be scattered and refined, and additional crushing treatment is not needed.

A method of immobilizing contaminants disposed in an aqueous medium comprising contacting the aqueous medium with a particulate crystalline nanocomposite for a sufficient contact time to permit adsorption of the contaminants. The particulate crystalline nanocomposite includes: a tetragonal (CaMoO4) crystalline phase; a (CaSiO3) crystalline phase; and, a graphitic-(C3N4) crystalline phase, wherein at least a fraction of the graphitic-C3N4 is in the form of mesoporous nanosheets.

The invention provides a lanthanum-loaded fluorite ball seed crystal and a method for treating fluorine-containing wastewater by using the lanthanum-loaded fluorite ball seed crystal. The preparation method of the lanthanum-loaded fluorite ball seed crystal comprises the following steps: firstly, mixing sodium silicate and polyacrylamide, and ultrasonically and uniformly dispersing the mixture in an aqueous solution to obtain a composite binder; then calcium fluoride powder and a composite binder are evenly mixed and then put into a pelletizer to be pelletized, and fluorite ball particles are obtained after the mixture is taken out and dried; and finally, soaking the obtained fluorite ball particles in a lanthanum solution, and roasting to obtain the lanthanum-loaded fluorite ball seed crystal. When the lanthanum-loaded fluorite ball seed crystal is used for fluorine-containing wastewater treatment, the fluorite ball is used as the seed crystal to induce calcium fluoride to crystallize on the surface of the fluorite ball, and fluorine ions in a solution are effectively removed. According to the method, the fluorine removal rate is high, fluorite ball seed crystals after induced crystallization and calcium fluoride loaded on the surface of the fluorite ball seed crystals are high in purity and can be recycled for the second time, waste such as sludge is not generated in the reaction process, and therefore an additional foreign matter removing device is not needed.

The invention discloses a wet type granulator pot body, which relates to the technical field of pharmaceutical equipment, and comprises a cavity, a first interlayer is arranged on the side wall of the cavity, a second interlayer is arranged on the bottom wall of the cavity, the first interlayer and the second interlayer are communicated, the first interlayer and the second interlayer are connected with a heat exchange medium inlet and a heat exchange medium outlet, and a plurality of partition plates are arranged in the second interlayer. The partition plates are used for dividing the second interlayer into a plurality of areas, and second channels enabling the areas in the second interlayer to be communicated with one another are formed in the partition plates. The pot body of the wet type granulator has the advantages of convenience in processing, high strength and convenience in temperature control.

To provide a method for producing granulated powder in which the surface of each of the multiple magnetic particles contained in the granulated powder can be easily coated with a resin composition. [Solution] The raw materials for the granulated powder (30) are a slurry 9 containing a magnet powder consisting of multiple magnet particles 3, a resin composition 5, and an organic solvent. The magnet powder is an alloy containing Sm, Fe, and N. The resin composition 5 contains a thermosetting resin. By spraying the slurry 9, multiple fine particles 10 made of the slurry 9 are formed. When a magnetic field H is generated by the coil 4, the multiple fine particles 10 are supplied to the inside of the coil 4 by the magnetic field H. Inside the coil 4, the multiple fine particles 10 aggregate due to the magnetic field H, forming multiple aggregates 20. By heating the multiple aggregates 20, the organic solvent is removed from the multiple aggregates 20, and the multiple aggregates 20 become granulated powder (30).

The utility model relates to the technical field of powder adsorbent processing, and discloses a powder adsorbent processing system which comprises a feeding module for processing a powder adsorbent, a glue supply module and a drying module, the feeding module is used for conveying powder raw materials; the glue supply module is used for conveying glue into the material supply module; the drying module is used for drying and curing the mixed and extruded materials; by using the vibrator, caking or bridging of powder in the stock bin is effectively prevented, smooth outflow and uniform mixing of the powder are ensured, continuous flowing and drying of the material are ensured by continuous operation of the belt conveyor and the belt dryer, interruption and waiting time in the production process are avoided, and the production efficiency is improved. The hot air provided by the hot air furnace can comprehensively and efficiently dry materials in the belt dryer, the problems of caking, mildewing and the like caused by water residues are prevented, the product strength and stability are enhanced, and the performance and quality of an adsorbent are improved.

Provided are: a particle-containing fiber bundle that is highly uniform and has further improved feeding efficiency; and a production method for the same. A particle-containing fiber bundle production method according to the present invention is for producing a particle-containing fiber bundle having a prolate spheroidal shape or a strand shape, the method comprising a step for mixing a plurality of shortened fibers, particles having a median diameter of at most 100 μm, an organic binder, and a liquid. Carbon fibers are included as the fibers, and at least 10 parts by mass of the particles are used with respect to 100 parts by mass of the fibers.

The utility model relates to the technical field of production of diamond agglomerated balls, in particular to a feeding device for diamond agglomerated ball granulation equipment, which comprises an equipment box, primary conveying frames are rotatably mounted on two sides of the outside of the equipment box, and the primary conveying frames are driven by a driving motor to rotate. Second-stage conveying frames capable of doing reciprocating motion are installed on the inner sides of the exteriors of the two first-stage conveying frames correspondingly, and first moving seats capable of doing reciprocating motion are installed in the two second-stage conveying frames correspondingly. The device has the advantages that the middle seat and the base are installed below the equipment box, the supporting rods capable of doing reciprocating motion are installed at the four corners of the top face of the middle seat and the four corners of the top face of the base respectively, each set of supporting rods are arranged in a crossed mode and provided with the pin columns in a penetrating mode, and the other ends of the supporting rods are rotationally installed on the equipment box and the fixing seat on the bottom face of the middle seat respectively. The distances among the equipment box, the middle seat and the base can be adjusted through movement of the supporting rods, and then the purpose of adjusting the overall height of the device is achieved.

A process for producing a fertilizer in pellet form, comprising the following steps: continuously supplying, by a first supply line (2), a carrier (F) to an extruder (6); continuously supplying, by a second supply line (3), at least an additive (A) in a granular or powdery form to the extruder (6); moving, inside the extruder (6), additive (A) and carrier (F) along an advancement direction of the process; mixing in the extruder (6) the carrier (F) and additive (A) during the step of moving the same; continuously dispensing the liquid or semi-liquid dispersion obtained in this way to a pelletizer (7) configured to enable the formation of fertilizer pellets.

The utility model discloses an organic fertilizer granulation device for adjusting viscosity, which comprises a support frame, granulation cylinders are symmetrically and fixedly mounted on the support frame, a granulation shaft is mounted at the centers of the two granulation cylinders, granulation screws are mounted at the parts, positioned in inner cavities of the two granulation cylinders, of the granulation shaft, a motor seat is fixedly mounted on the side wall of the granulation cylinder on one side, and the motor seat is fixedly mounted on the side wall of the granulation cylinder on the other side. A motor base is arranged on the two granulation cylinders, a servo motor is installed on the motor base, the output end of the servo motor is connected with one end of a granulation shaft, a connecting frame is welded to the top surfaces of the two granulation cylinders, a mixing cylinder is fixedly installed on the connecting frame, and a feeding pipe is connected between the interior of the mixing cylinder and an inner cavity of the granulation cylinder in a communicating mode. The organic fertilizer granulation device has the beneficial effects that the granulation cylinder and the mixing cylinder are arranged, organic fertilizer raw materials and a binder can be uniformly mixed and stirred before granulation, additional electric driving equipment does not need to be mounted, the processing viscosity can be adjusted by controlling the injection amount of the binder, the product quality is favorably improved, and the practicability is higher.

A method for producing metal-organic framework extrudates in an extruder, comprising: (a) mixing a metal-organic framework material with an extrusion aid to form a metal-organic framework extrudate mixture; and (b) extruding the metal-organic framework mixture in an extruder to produce metal-organic framework extrudates, wherein the pressure in the extruder is reduced by about 10% to about 55% compared to the pressure in the extruder when the metal-organic framework material is extruded without the extrusion aid. The extrusion aid can be a liquid extrusion aid, a solid extrusion aid, and / or a polymeric extrusion aid.

The present application relates to a method for preparing a granule comprising guanidinoacetic acid, the method comprising the steps of: a) providing a fermentation broth comprising guanidinoacetic acid and biomass; b) reducing the water content in the fermentation broth provided in step a) to obtain a concentrated fermentation broth; and c) subjecting the concentrated fermentation broth of step b) to wet granulation.

The utility model discloses continuous solid preparation granulating equipment which comprises a placing seat, a granulating barrel is fixedly connected to the inner side of the upper end of the placing seat, a plurality of holes are formed in the outer side of the granulating barrel, the holes are annularly and uniformly distributed at equal angles, a grinding blade is rotationally connected to the center of the inner bottom surface of the granulating barrel, and the grinding blade is rotationally connected to the center of the inner bottom surface of the granulating barrel. And the rolling blades make contact with the inner side of the granulating barrel, a rolling motor is fixedly installed on the inner bottom face of the containing base, and the output end of the rolling motor penetrates through the granulating barrel and is fixedly connected with the centers of the rolling blades. According to the structure, the driving mechanism and the scraping ring are matched with each other, so that the driving mechanism drives the scraping ring to move up and down in a reciprocating manner, particles extruded by the rolling blades are pushed off while the hanging ring moves up and down in a reciprocating manner, and materials adhered to the outer side of the granulating barrel are removed while the particles are pushed off; and manual scraping and cleaning are not needed, and time and labor are saved.

The utility model discloses drying equipment for continuous granulation, and particularly relates to the technical field of granulation drying, the drying equipment comprises a box body, an air bellow, an L-shaped pipe, a feed port and a discharge port, the air bellow is located at the bottom of the box body and is connected with the box body, an air inlet pipe is arranged on the surface of the air bellow, the feed port and the discharge port are both arranged on the side wall of the box body and are communicated with an inner cavity of the box body, and the L-shaped pipe is arranged in the box body. An L-shaped pipe is arranged at the top of the box body, and a spray head is arranged at one end of the L-shaped pipe and installed in an inner cavity of the box body; adjusting assemblies are arranged at the bottom of the inner cavity of the box. By arranging the adjusting assembly, in the discharging process, the hydraulic rod is used for pushing the finished product quantitative filtering plate to move towards the discharging opening, meanwhile, powder raw materials and granulation finished products are filtered through the finished product quantitative filtering plate, and the finished products on the surface of the finished product quantitative filtering plate are discharged through the discharging opening through the discharging device; therefore, the phenomenon that fine raw materials are discharged together in the discharging process of finished products is reduced.

The present invention provides a method for producing a new material of multi-morphological particles, and the process of the present invention comprises the following steps: S1: preparation of multi-morphological aggregate; S2: surface treatment of multi-morphological aggregate; S3: pretreatment of multi-morphological aggregate; S4: preparation of a mixed solution of recyclable material and aggregate; S5: granulation of the mixed solution; S6: sorting of multi-morphological particles. The process of the present invention can prepare irregularly shaped multi-morphological particles with recyclable material wrapped on the outside, and the hardness of the outside of the multi-morphological particles is the same as the hardness of the particles, thereby extending the service life of the multi-morphological particles and making full use of them. The present invention also relates to a granulating device, which comprises a box body, and the box body comprises a cooling chamber and a sorting chamber. The sorting chamber uses a conveyor belt mechanism to separate irregularly shaped multi-morphological particles and spherical particles into different collection barrels, so as to facilitate the selection of particles of different shapes for use, or to mix them in proportion for use.

The present application provides a kind of coal additive by means of aluminum sulfate reaction, the raw material of the coal additive includes by weight percentage: catalyst 40-55%; oxidant 25-35%; fluorite 10-20%; silicon calcium powder 2-6%; the catalyst is composed of aluminum powder and sulfate according to (3-4):1 mole ratio.The present application also provides a kind of preparation method of coal additive by means of aluminum sulfate reaction, after drying, each raw material powder is mixed, then mixed with organic cellulose and water configuration organic binder, to make several small pellets, drying is obtained coal additive.The present application also provides the application of the above-mentioned coal additive by means of aluminum sulfate reaction in improving the combustion efficiency of coal, the coal additive can greatly improve the combustion efficiency of coal by means of the high heat release system of "aluminum + sulfate", and the production cost is low, safe and environmentally friendly, has broad popularization and application prospect.

The invention relates to a powder processing mechanism and a dry mixing method. The powder processing mechanism comprises a mixing module, a compaction module, a kneading module, a block breaking module and a shaping module which are sequentially stacked in the vertical direction. The mixing module is used for mixing and dispersing various preset powder materials and outputting primarily mixed first mixed powder; the jolt ramming module is used for mechanically fusing the first mixed powder and outputting uniformly coated second mixed powder; the kneading module is used for kneading and homogenizing the second mixed powder and outputting a third mixed bulk with a three-dimensional fiber network; the block breaking module is used for breaking the third mixed bulk and outputting fourth mixed powder with the particle size of centimeter level and below; and the shaping module is used for shaping the fourth mixed powder and outputting fifth mixed powder with the particle size of millimeter and below. Through multi-module integration, multi-powder continuous mixing dispersion, fusion coating and homogeneous kneading can be realized, the fibrosis degree and uniformity of an adhesive can be accurately regulated and controlled, and the particle size precision can be accurately controlled, so that continuous production is realized.