CN114572995B - Preparation method and equipment for efficient adsorption and desorption molecular sieve - Google Patents
Preparation method and equipment for efficient adsorption and desorption molecular sieve Download PDFInfo
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- CN114572995B CN114572995B CN202210257993.5A CN202210257993A CN114572995B CN 114572995 B CN114572995 B CN 114572995B CN 202210257993 A CN202210257993 A CN 202210257993A CN 114572995 B CN114572995 B CN 114572995B
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
- C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
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Abstract
The invention discloses a preparation method and equipment of a high-efficiency adsorption and desorption molecular sieve, and the technical scheme is as follows: including the sugar-coating machine main part, the sugar-coating machine main part includes drive case and accessory case, accessory case and drive case fixed connection, be provided with the inclined plane on the drive case, the trompil has been seted up on the inclined plane, be equipped with the fly leaf in the trompil, fly leaf edge and trompil inner wall swing joint, the fly leaf outside and inboard are equipped with sugar-coating pot and exposure section of thick bamboo respectively, exposure section of thick bamboo passes through support and fly leaf fixed connection, and a high-efficient absorption desorption molecular sieve preparation method and equipment beneficial effect are: through set up the exposure section of thick bamboo that can communicate with the sugar-coating pot on sugar-coating machine main part, when needs will expose to rest, open first valve and rotate the handle and can pour the granule into the exposure section of thick bamboo and expose to rest, the sugar-coating pot can be used to follow-up granulation work, can improve molecular sieve preparation efficiency.
Description
Technical Field
The invention relates to the technical field of molecular sieve preparation, in particular to a preparation method and equipment of a high-efficiency adsorption and desorption molecular sieve.
Background
The molecular sieve is an aluminosilicate compound with cubic lattice, has large specific surface area, high polarization on the surface of the inner crystal, is a high-efficiency adsorbent, is also a solid acid, has high acid concentration and acid strength on the surface, and can cause the catalytic reaction of carbonium ions. The molecular sieve has a uniform microporous structure, and the diameters of holes of the molecular sieve are uniform, and the holes can adsorb molecules smaller than the diameters of the molecular sieve into the cavities, and have preferential adsorption capacity on polar molecules and unsaturated molecules, so that the molecules with different polarity degrees, different saturation degrees, different molecular sizes and different boiling points can be separated, namely the molecular sieve has the function of screening the molecules. Because the molecular sieve has the advantages of high adsorption capacity, strong thermal stability and the like which are not available in other adsorbents, the molecular sieve is widely applied to industries such as petroleum refining, petrochemical industry, coal chemical industry, chemical fertilizers, metallurgy, electronics and the like.
In the existing molecular sieve preparation process, granulation is required to be carried out through a sugar coating machine, exposure and standing are required to be carried out when the particles reach the standard size, and in the prior art, the exposure and standing process occupies a sugar coating pot of the sugar coating machine, so that the subsequent granulation process is influenced, and further the molecular sieve preparation efficiency is reduced.
Disclosure of Invention
Therefore, the invention provides a preparation method and equipment for a molecular sieve with high-efficiency adsorption and desorption, by arranging the exposure cylinder which can be communicated with the sugar coating pot on the main body of the sugar coating machine, when exposure and standing are needed, a first valve is opened, the granules can be poured into the exposure cylinder to be exposed and standing by rotating a handle, the sugar coating pot can be used for subsequent granulation work, the preparation efficiency of the molecular sieve can be improved, the problems that the existing preparation process of the molecular sieve needs to be granulated by the sugar coating machine, when the granules reach the standard size, the granules need to be exposed and standing, the exposure and standing process occupies the sugar coating pot of the sugar coating machine in the prior art, the subsequent granulation process is influenced, and the preparation efficiency of the molecular sieve is reduced are solved.
In order to achieve the above purpose, the invention provides a preparation method of a high-efficiency adsorption and desorption molecular sieve, which comprises the following steps:
s1, pouring kaolin and zeolite raw powder into a conical mixer according to a certain proportion, and mixing and stirring for about 90min;
s2, placing the uniformly mixed raw powder obtained in the step S1 and a swinging type granulator, and simultaneously placing a potassium tripolyphosphate solution while stirring to form grains;
s3, putting the grains obtained in the step S2 into a sugar coating machine, starting the sugar coating machine, slowly spraying a potassium tripolyphosphate solution, and uniformly scattering the uniformly mixed raw powder in the step S1 after the grains are wet to obtain enlarged grains; s4, taking out the granules obtained in the step S3, sieving the granules on a flat screen, sieving out granules with different particle diameters, and respectively putting the granules with different particle diameters into different sugar coating machines for granulating;
s5, stopping adding the potassium tripolyphosphate solution and the raw powder when the particle size in the sugar coating machine in S4 meets the requirement, operating the sugar coating machine to enable the particles meeting the requirement to be poured into an exposure cylinder on the sugar coating machine, standing for a period of time, and pouring and discharging;
s6, detecting the intensity of the molecular sieve exposed in the S5, and drying the molecular sieve meeting the requirements in a belt dryer;
s7, placing the molecular sieve dried in the S6 into a roasting furnace for roasting to obtain a finished molecular sieve;
s8, performing intensity detection and static water adsorption amount detection on the molecular sieve calcined in the S7, and obtaining a finished product after meeting the standard;
and S9, putting the finished product into a sealed iron barrel for cooling, and putting the cooled finished product into a sealed plastic barrel.
The invention also provides high-efficiency adsorption and desorption molecular sieve preparation equipment, which comprises a sugar coating machine main body, wherein the sugar coating machine main body comprises a driving box and a fitting box, the fitting box is fixedly connected with the driving box, an inclined surface is arranged on the driving box, an opening is formed in the inclined surface, a movable plate is arranged in the opening, the edge of the movable plate is movably connected with the inner wall of the opening, a sugar coating pot and an exposure cylinder are respectively arranged on the outer side and the inner side of the movable plate, the exposure cylinder is fixedly connected with the movable plate through a bracket, a connecting pipe is fixedly connected with one side of the sugar coating pot close to the movable plate, the connecting pipe penetrates through the movable plate and is movably connected with the movable plate, a first valve is fixedly arranged at one end of the connecting pipe close to the pot, one end of the connecting pipe far away from the sugar coating pot extends into the exposure cylinder and is movably connected with the exposure cylinder through a bearing, a motor is fixedly connected with the outer wall of the exposure cylinder, an output shaft of the motor is in transmission connection with the connecting pipe through a gear set, and an adjusting component is arranged on the inner side wall of the driving box.
Preferably, a discharging pipe orifice is arranged at one end, far away from the connecting pipe, of the exposure cylinder, and a second valve is fixedly arranged on the discharging pipe orifice.
Preferably, the gear set comprises a driving gear and a driven gear which are meshed with each other, the driving gear is fixedly connected to the output shaft of the motor, and the driven gear is fixedly connected to the connecting pipe.
Preferably, the adjusting component comprises two symmetrically distributed base rods, the two base rods are fixedly connected with the inner wall of the driving box, a movable rod, a screw rod and a guide rod are arranged between the two base rods, the screw rod penetrates through the movable rod and is in threaded connection with the movable rod, two ends of the screw rod are respectively and movably connected with the two base rods, and one end of the screw rod penetrates through the base rods and is fixedly connected with a handle.
Preferably, the guide rods are distributed in parallel with the screw rods, the guide rods penetrate through the movable rods and are movably inserted into the movable rods, and two ends of each guide rod are fixedly connected with the two base rods respectively.
Preferably, two push rods are arranged on the movable rod, one end of each push rod is hinged with the movable rod, and the other end of each push rod is hinged with the movable plate.
Preferably, the side wall of the driving box is provided with a storage hole, the storage hole corresponds to the handle in position, and a storage drawer is arranged in the storage hole.
Preferably, a conveying pipe is fixedly connected to the top of the accessory box, and one end of the conveying pipe extends into the sugar coating pan.
Preferably, access doors are arranged on two sides of the driving box, and the access doors are fixedly connected with the driving box through screws.
The embodiment of the invention has the following advantages:
1. through arranging an exposure cylinder which can be communicated with a sugar coating pot on the sugar coating machine main body, when exposure and standing are needed, a first valve is opened, the handle is rotated to pour particles into the exposure cylinder for exposure and standing, the sugar coating pot can be used for subsequent granulation, and the preparation efficiency of the molecular sieve can be improved;
2. through setting up and accomodating the drawer, conveniently accomodate the granule after exposing and stewing to unified processing, through setting up the access door, conveniently overhaul the interior part of drive box.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present invention, should fall within the ambit of the technical disclosure.
FIG. 1 is a schematic view of the overall structure provided by the present invention;
FIG. 2 is a schematic diagram of a driving box according to the present invention;
FIG. 3 is a schematic diagram of the operation provided by the present invention;
fig. 4 is an enlarged view of the structure of the portion a in fig. 2 according to the present invention.
In the figure: 1 sugar coating machine main body, 110 driving box, 120 accessory box, 2 inclined plane, 3 trompil, 4 fly leaf, 5 sugar coating pot, 6 exposure section of thick bamboo, 7 support, 8 connecting pipes, 9 first valves, 10 motors, 11 discharge mouth of pipe, 12 second valves, 13 driving gear, 14 driven gear, 15 basic pole, 16 movable pole, 17 screw rod, 18 guide bar, 19 handle, 20 push rod, 21 accommodation hole, 22 accommodation drawer, 23 conveying pipeline, 24 access door.
Detailed Description
Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a preparation method of a high-efficiency adsorption and desorption molecular sieve, which comprises the following steps:
s1, pouring kaolin and zeolite raw powder into a conical mixer according to a certain proportion, and mixing and stirring for about 90min;
s2, placing the uniformly mixed raw powder obtained in the step S1 and a swinging type granulator, and simultaneously placing a potassium tripolyphosphate solution while stirring to form grains;
s3, putting the grains obtained in the step S2 into a sugar coating machine, starting the sugar coating machine, slowly spraying a potassium tripolyphosphate solution, and uniformly scattering the uniformly mixed raw powder in the step S1 after the grains are wet to obtain enlarged grains; s4, taking out the granules obtained in the step S3, sieving the granules on a flat screen, sieving out granules with different particle diameters, and respectively putting the granules with different particle diameters into different sugar coating machines for granulating;
s5, stopping adding the potassium tripolyphosphate solution and the raw powder when the particle size in the sugar coating machine in S4 meets the requirement, operating the sugar coating machine to enable the particles meeting the requirement to be poured into an exposure cylinder 6 on the sugar coating machine, standing for a period of time, and pouring and discharging;
s6, detecting the intensity of the molecular sieve exposed in the S5, and drying the molecular sieve meeting the requirements in a belt dryer;
s7, placing the molecular sieve dried in the S6 into a roasting furnace for roasting to obtain a finished molecular sieve;
s8, performing intensity detection and static water adsorption amount detection on the molecular sieve calcined in the S7, and obtaining a finished product after meeting the standard; and S9, putting the finished product into a sealed iron barrel for cooling, and putting the cooled finished product into a sealed plastic barrel.
Referring to fig. 1-4, the invention further provides a preparation device for efficient adsorption and desorption molecular sieves, which comprises a sugar coating machine main body 1, wherein the sugar coating machine main body 1 comprises a driving box 110 and an accessory box 120, the accessory box 120 is fixedly connected with the driving box 110, an inclined plane 2 is arranged on the driving box 110, an opening 3 is arranged on the inclined plane 2, a movable plate 4 is arranged in the opening 3, the edge of the movable plate 4 is movably connected with the inner wall of the opening 3, a sugar coating pot 5 and an exposure cylinder 6 are respectively arranged on the outer side and the inner side of the movable plate 4, the exposure cylinder 6 is fixedly connected with the movable plate 4 through a bracket 7, a connecting pipe 8 is fixedly connected with one side, close to the movable plate 4, of the sugar coating pot 5, a first valve 9 is fixedly arranged at one end, close to the movable plate 4, of the connecting pipe 8, far from the sugar coating pot 5, of the connecting pipe extends into the exposure cylinder 6 and is movably connected with the exposure cylinder 6 through a bearing, a motor 10 is fixedly connected with the outer wall of the exposure cylinder 6, an output shaft of the motor 10 is fixedly connected with the movable plate 4 through a bracket 7, the connecting pipe 8 is fixedly connected with the inner side wall of the movable plate 4, and an adjusting component is arranged on the inner side of the sugar coating pot 110.
In this embodiment, the first valve 9 is opened, then the handle 19 is turned, the handle 19 can drive the screw 17 to rotate, the screw 17 can drive the movable rod 16 to move along the guide rod 18 when rotating, the movable rod 16 can drive the bottom end of the push rod 20 to move, and further, the push rod 20 can drive the movable plate 4 to rotate when moving, the movable plate 4 can drive the sugar coating pot 5, the connecting pipe 8 and the exposure cylinder 6 to rotate when rotating, finally, particles in the sugar coating pot 5 are poured into the exposure cylinder 6, then the handle 19 is reversely turned, and further, the movable plate 4 can be driven to reset, at this time, the sugar coating pot 5 can be put into granulating work again, and the exposure, standing and granulating work can be synchronously carried out, thereby being beneficial to improving the preparation efficiency of molecular sieves;
in order to achieve the purpose of discharging, the device is achieved by adopting the following technical scheme: a discharge pipe orifice 11 is arranged at one end, far away from the connecting pipe 8, of the exposure cylinder 6, and a second valve 12 is fixedly arranged on the discharge pipe orifice 11;
in order to achieve the purpose of driving the sugar coating pan 5 to rotate, the device is realized by adopting the following technical scheme: the gear set comprises a driving gear 13 and a driven gear 14 which are meshed with each other, the driving gear 13 is fixedly connected to an output shaft of the motor 10, and the driven gear 14 is fixedly connected to the connecting pipe 8;
in order to achieve the purpose of controlling the rotation of the substrate, the device is realized by adopting the following technical scheme: the adjusting component comprises two symmetrically distributed base rods 15, wherein the two base rods 15 are fixedly connected with the inner wall of a driving box 110, a movable rod 16, a screw rod 17 and a guide rod 18 are arranged between the two base rods 15, the screw rod 17 penetrates through the movable rod 16 and is in threaded connection with the movable rod 16, two ends of the screw rod 17 are respectively and movably connected with the two base rods 15, one end of the screw rod 17 penetrates through the base rod 15 and is fixedly connected with a handle 19, the guide rod 18 is parallel to the screw rod 17, the guide rod 18 penetrates through the movable rod 16 and is movably inserted into the movable rod 16, two ends of the guide rod 18 are respectively and fixedly connected with the two base rods 15, two push rods 20 are arranged on the movable rod 16, one ends of the push rods 20 are hinged with the movable rod 16, and the other ends of the push rods 20 are hinged with the movable plate 4;
in order to achieve the purpose of placing and accommodating the drawer 22, the device is realized by adopting the following technical scheme: a storage hole 21 is formed in the side wall of the driving box 110, the storage hole 21 corresponds to the handle 19 in position, and a storage drawer 22 is arranged in the storage hole 21;
in order to achieve the purpose of conveying raw materials, the device is realized by adopting the following technical scheme: the top of the accessory box 120 is fixedly connected with a conveying pipe 23, and one end of the conveying pipe 23 extends into the sugar-coating pan 5;
wherein, in order to realize the purpose of conveniently overhauling the internal parts of the driving box 110, the device is realized by adopting the following technical scheme: the two sides of the driving box 110 are provided with access doors 24, and the access doors 24 are fixedly connected with the driving box 110 through screws.
The application process of the invention is as follows: when the invention is used, when particles in the sugar-coating pan 5 are required to be exposed and stood, the first valve 9 is opened, then the handle 19 is rotated, the handle 19 can drive the screw 17 to rotate, the screw 17 can drive the movable rod 16 to move along the guide rod 18 when rotating, the movable rod 16 can drive the bottom end of the push rod 20 to move, the push rod 20 is further moved, the movable plate 4 can be pulled to rotate when moving, the movable plate 4 can drive the sugar-coating pan 5, the connecting pipe 8 and the exposure cylinder 6 to rotate when moving, finally, the particles in the sugar-coating pan 5 are poured into the exposure cylinder 6, then the handle 19 is reversely rotated, and then the movable plate 4 can be driven to reset, at the moment, the sugar-coating pan 5 can be put into granulation again, the driving gear 13 can be driven to rotate when the motor 10 is started, the driving gear 13 can drive the driven gear 14 to rotate, and then the connecting pipe 8 and the sugar-coating pan 5 are driven to rotate;
after the exposure and standing work is finished, the movable plate 4 is driven to rotate by the rotating handle 19, and then the second valve 12 is opened to discharge particles and drop the particles into the containing drawer 22.
The above description is of the preferred embodiments of the present invention, and any person skilled in the art may modify the present invention or make modifications to the present invention with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present invention falls within the scope of the protection claimed by the present invention.
Claims (1)
1. The utility model provides a high-efficient adsorption and desorption molecular sieve preparation facilities, includes sugar-coating machine main part (1), its characterized in that: the sugar coating machine body (1) comprises a driving box (110) and an accessory box (120), the accessory box (120) is fixedly connected with the driving box (110), an inclined plane (2) is arranged on the driving box (110), an opening (3) is formed in the inclined plane (2), a movable plate (4) is arranged in the opening (3), the edge of the movable plate (4) is movably connected with the inner wall of the opening (3), a sugar coating pot (5) and an exposure cylinder (6) are respectively arranged on the outer side and the inner side of the movable plate (4), the exposure cylinder (6) is fixedly connected with the movable plate (4) through a bracket (7), a connecting pipe (8) is fixedly connected with one side, close to the movable plate (4), of the sugar coating pot (5), the connecting pipe (8) is fixedly provided with a first valve (9) close to one end of the sugar coating pot (5), one end of the connecting pipe (8) extends into the exposure cylinder (6) and is movably connected with the exposure cylinder (6) through a bearing, the exposure cylinder (6) is fixedly connected with an output shaft (10) through a transmission gear set, the device is characterized in that an adjusting component is arranged on the inner side wall of the driving box (110), a discharging pipe orifice (11) is arranged at one end, far away from the connecting pipe (8), of the exposure cylinder (6), a second valve (12) is fixedly arranged on the discharging pipe orifice (11), the gear set comprises a driving gear (13) and a driven gear (14) which are meshed with each other, the driving gear (13) is fixedly connected to an output shaft of the motor (10), the driven gear (14) is fixedly connected to the connecting pipe (8), the adjusting component comprises two symmetrically distributed base rods (15), two base rods (15) are fixedly connected with the inner wall of the driving box (110), a movable rod (16), a screw rod (17) and a guide rod (18) are arranged between the two base rods (15), the screw rod (17) penetrates through the movable rod (16) and is in threaded connection with the movable rod (16), two ends of the screw rod (17) are respectively movably connected with the two base rods (15), one end of the screw rod (17) penetrates through the base rod (15) and is fixedly connected with a handle (19), the guide rod (18) is fixedly connected with the two ends of the guide rod (16) in parallel to the two guide rods (18) respectively, be equipped with two push rods (20) on movable rod (16), push rod (20) one end is articulated with movable rod (16), the push rod (20) other end is articulated with fly leaf (4), accomodate hole (21) have been seted up to drive case (110) lateral wall, accomodate hole (21) and handle (19) position correspondence, be provided with in accomodate drawer (22) in accomodate hole (21), accessory case (120) top fixedly connected with conveying pipeline (23), conveying pipeline (23) one end extends to in sugar-coating pot (5), drive case (110) both sides all are equipped with access door (24), access door (24) pass through screw and drive case (110) fixed connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257993.5A CN114572995B (en) | 2022-03-16 | 2022-03-16 | Preparation method and equipment for efficient adsorption and desorption molecular sieve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257993.5A CN114572995B (en) | 2022-03-16 | 2022-03-16 | Preparation method and equipment for efficient adsorption and desorption molecular sieve |
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| CN114572995A CN114572995A (en) | 2022-06-03 |
| CN114572995B true CN114572995B (en) | 2024-02-20 |
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| CN202210257993.5A Active CN114572995B (en) | 2022-03-16 | 2022-03-16 | Preparation method and equipment for efficient adsorption and desorption molecular sieve |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115744929A (en) * | 2022-11-21 | 2023-03-07 | 扬州市泽普环保材料有限公司 | Preparation process of novel molecular sieve material special for organic waste gas adsorption |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101357311A (en) * | 2007-08-03 | 2009-02-04 | 上海重型机器厂有限公司 | Molecular sieve granulator |
| CN108186356A (en) * | 2015-04-12 | 2018-06-22 | 安溪县中磊设备制造有限公司 | A kind of sugar coating machine |
| CN208852011U (en) * | 2018-04-27 | 2019-05-14 | 四川依科制药有限公司 | A kind of Medical sugar coating machine |
| CN210873075U (en) * | 2019-08-26 | 2020-06-30 | 陕西宝正机械有限公司 | Sugar-coating machine |
| CN113716582A (en) * | 2021-09-05 | 2021-11-30 | 江西八六三实业有限公司 | Molecular sieve for heterogeneous pour point depressing catalyst |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9656241B2 (en) * | 2012-10-29 | 2017-05-23 | China Petroleum & Chemical Corporation | 5A molecular sieve adsorbent and method for preparation of the same |
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- 2022-03-16 CN CN202210257993.5A patent/CN114572995B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101357311A (en) * | 2007-08-03 | 2009-02-04 | 上海重型机器厂有限公司 | Molecular sieve granulator |
| CN108186356A (en) * | 2015-04-12 | 2018-06-22 | 安溪县中磊设备制造有限公司 | A kind of sugar coating machine |
| CN208852011U (en) * | 2018-04-27 | 2019-05-14 | 四川依科制药有限公司 | A kind of Medical sugar coating machine |
| CN210873075U (en) * | 2019-08-26 | 2020-06-30 | 陕西宝正机械有限公司 | Sugar-coating machine |
| CN113716582A (en) * | 2021-09-05 | 2021-11-30 | 江西八六三实业有限公司 | Molecular sieve for heterogeneous pour point depressing catalyst |
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| CN114572995A (en) | 2022-06-03 |
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