CN114011244A - A thick liquids dewatering system for ceramic manufacture - Google Patents
A thick liquids dewatering system for ceramic manufacture Download PDFInfo
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- CN114011244A CN114011244A CN202111407382.6A CN202111407382A CN114011244A CN 114011244 A CN114011244 A CN 114011244A CN 202111407382 A CN202111407382 A CN 202111407382A CN 114011244 A CN114011244 A CN 114011244A
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- water outlet
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- 239000000919 ceramic Substances 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 239000007788 liquid Substances 0.000 title description 16
- 239000002002 slurry Substances 0.000 claims abstract description 63
- 239000012528 membrane Substances 0.000 claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000005273 aeration Methods 0.000 claims abstract description 44
- 230000018044 dehydration Effects 0.000 claims abstract description 32
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 32
- 238000003860 storage Methods 0.000 claims abstract description 6
- 238000011001 backwashing Methods 0.000 claims description 37
- 238000003825 pressing Methods 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 238000005192 partition Methods 0.000 claims 1
- 208000005156 Dehydration Diseases 0.000 abstract description 29
- 238000001035 drying Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004814 ceramic processing Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/08—Flat membrane modules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/04—Backflushing
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a slurry dewatering system for ceramic production, which comprises a dewatering tank, a slurry tank, a vacuum pump, an aeration device and a water storage tank, wherein the slurry tank is connected to the dewatering tank through a slurry pipeline, the dewatering tank is connected to the water storage tank through a main water outlet pipe, the aeration device is connected to an aeration ring pipe arranged in the dewatering tank through the main aeration pipe, a plurality of membrane components are arranged in the dewatering tank, and a plurality of membrane component supporting rods are arranged in the dewatering tank. The invention has the following beneficial effects: the flat membrane component is adopted to carry out pre-dehydration treatment on the slurry before drying, so that the energy requirement for drying and dehydration is reduced, the energy is saved, the environment is protected, and the production cost is saved; the filter dewatering effect is good, and the structure is simple.
Description
Technical Field
The invention relates to a slurry dewatering system for ceramic production, and belongs to the technical field of slurry dewatering.
Background
The ceramic products comprise daily ceramics, building sanitary ceramics, industrial art ceramics, chemical engineering ceramics, electrical ceramics and the like, and have various types and different properties. With the rise of high and new technology industries, various novel special ceramics are greatly developed, and the ceramics become excellent structural materials and functional materials. The ceramic has the advantages of excellent insulation, corrosion resistance, high temperature resistance, high hardness, low density, radiation resistance and the like, and is widely applied to various fields of national economy. In the ceramic processing process, raw materials are firstly fed and ball-milled to form slurry, and then the slurry is dried and dehydrated under the action of high temperature to prepare powder with certain particle size distribution. Coal combustion heating or gas heating is generally adopted in the slurry drying and dehydrating process, a large amount of energy is consumed in the process, and the production cost of ceramic processing is greatly restricted.
Disclosure of Invention
The invention aims to solve the technical problem of providing a slurry dewatering system for ceramic production, which adopts a flat membrane component to carry out pre-dewatering treatment on slurry before drying, reduces the energy requirement for drying and dewatering, saves energy, protects environment and saves production cost at the same time.
The invention is realized by the following scheme: the utility model provides a thick liquids dewatering system for ceramic manufacture, its includes dehydration pond, thick liquids pond, vacuum pump, aeration equipment and tank, the thick liquids pond is connected to through the thick liquids pipeline the dehydration pond, the dehydration pond is connected to through going out the water main pipe the tank, the vacuum pump sets up go out the water main pipe on, aeration equipment is responsible for through the aeration and is connected to the setting and be in aeration ring canal in the dehydration pond, the dehydration pond is connected to through thick liquids backflow pipeline the thick liquids pond, be equipped with a plurality of membrane modules in the dehydration pond, the lower extreme of dehydration pond all is equipped with many spinal branchs post, the inside in dehydration pond is equipped with many membrane module bracing pieces, every all be equipped with a plurality of fixed covers on the bracing piece, the pillar activity is inserted in the fixed cover to through bolt locking, the dehydration pond is connected to back flush mounting.
The membrane module comprises a left module, a right module and a flat filter membrane, wherein the left module and the right module are formed by connecting a front plate, a rear plate and a side plate, the flat filter membrane is provided with a plurality of pieces, two ends of the flat filter membrane are respectively connected to the side plates of the left module and the right module, the side plates of the left module and the right module are provided with a plurality of cutting strips, and the flat filter membrane pieces are separated one by one.
The upper ends between the front plates of the left assembly and the right assembly are connected through an upper connecting device, the lower ends are connected through a lower connecting device, the upper ends between the rear plates of the left assembly and the right assembly are also connected through an upper connecting device, and the lower ends are also connected through a lower connecting device.
The upper end of the flat filter membrane is provided with an upper pressing block, the lower end of the flat filter membrane is provided with a lower pressing block, the front end and the rear end of the upper pressing block and the rear end of the lower pressing block are respectively connected with the front plate and the rear plate of the left component and the front plate and the rear plate of the right component, and the upper pressing block and the lower pressing block are clamped at the upper end and the lower end of the flat filter membrane.
And the inner sides of the lower ends of the side plates of the left component and the right component are respectively connected with a component supporting block, and the component supporting blocks support the flat filter membrane.
Every two water outlet hoses are connected to the lower end of the flat filter membrane, a water outlet branch pipe is connected to the outer sides of the left component and the right component respectively, the water outlet hoses are connected to the corresponding water outlet branch pipes, the water outlet branch pipes are connected to a water outlet main pipe, and a water outlet electromagnetic valve is arranged on the water outlet main pipe.
The lower end of each flat filter membrane is connected with two backwashing hoses, the outer sides of the left component and the right component are respectively connected with a backwashing branch pipe, the backwashing hoses are connected to the corresponding backwashing branch pipes, the backwashing branch pipes are connected to a backwashing main pipe, a backwashing electromagnetic valve is arranged on the backwashing main pipe, and the water outlet branch pipe and the backwashing branch pipes are fixed on the supporting blocks at the outer sides of the left component and the right component through hoops.
The aeration ring pipe is arranged below the membrane component and is connected to the supporting columns through connecting rods, the aeration ring pipe is of a square structure, the inner side of the aeration ring pipe is connected with a plurality of aeration branch pipes, and the aeration main pipe is provided with an aeration electromagnetic valve.
The thick liquids pipe connection be in the top in dehydration pond, thick liquids return line connects dehydration pond left side below, the diapire in dehydration pond is the slope structure, and the left side diapire is less than the right side diapire.
One end of the slurry pipeline is connected with the dewatering tank, the other end of the slurry pipeline is connected to a slurry pump arranged in the slurry tank, and a slurry stirring device is arranged in the slurry tank.
The invention has the beneficial effects that:
1. the slurry dehydration system for ceramic production adopts the flat membrane component to carry out pre-dehydration treatment on the slurry before drying, so that the energy requirement for drying and dehydration is reduced, the energy is saved, the environment is protected, and the production cost is saved;
2. the slurry dewatering system for ceramic production has the advantages of good filtering and dewatering effects and simple structure.
Drawings
FIG. 1 is a schematic diagram of a slurry dewatering system for ceramic production according to the present invention.
FIG. 2 is a schematic front view showing a dewatering tank of a slurry dewatering system for ceramic production according to the present invention.
FIG. 3 is a schematic diagram of a membrane module of a slurry dewatering system for ceramic production according to the present invention.
FIG. 4 is a schematic diagram of a membrane module of a slurry dewatering system for ceramic production according to the present invention.
FIG. 5 is a schematic diagram of the connection of membrane module support and column of a slurry dewatering system for ceramic production according to the present invention.
In the figure: 1 is a dehydration tank, 2 is a slurry tank, 3 is a vacuum pump, 4 is an aeration device, 5 is a water storage tank, 6 is a slurry pipeline, 7 is a main water outlet pipe, 8 is a main aeration pipe, 9 is an annular aeration pipe, 10 is a slurry return pipe, 11 is a membrane component, 12 is a support column, 13 is a membrane component support rod, 14 is a fixed sleeve, 15 is a bolt, 16 is a backwashing device, 17 is a left component, 18 is a right component, 19 is a flat filter membrane, 20 is an upper connecting device, 21 is a lower connecting device, 22 is an upper pressing block, 23 is a lower pressing block, 24 is a component support block, 25 is a water outlet hose, 26 is a water outlet branch pipe, 27 is a water outlet electromagnetic valve, 28 is a backwashing hose, 29 is a backwashing branch pipe, 30 is a main backwashing pipe, 31 is a backwashing, 32 is a hoop, 33 is a connecting rod, 34 is a branch pipe, 35 is an aeration electromagnetic valve, 36 is a slurry pump, 37 is a slurry stirring device, 38 is a support block and 39 is a dividing strip.
Detailed Description
The invention is further described below with reference to fig. 1-5, without limiting the scope of the invention.
In which like parts are designated by like reference numerals. It is noted that the terms "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component, and the drawings are in greatly simplified form and employ non-precise ratios, merely for the purpose of facilitating and distinctly aiding in the description of the embodiments of the present invention.
In the following description, for purposes of clarity, not all features of an actual implementation are described, well-known functions or constructions are not described in detail since they would obscure the invention with unnecessary detail, it being understood that in the development of any actual embodiment, numerous implementation details must be set forth in order to achieve the developer's specific goals, such as compliance with system-related and business-related constraints, changing from one implementation to another, and it being recognized that such development effort might be complex and time consuming, but would nevertheless be a routine undertaking for those of ordinary skill in the art.
The utility model provides a thick liquids dewatering system for ceramic manufacture, it includes dehydration pond 1, thick liquids pond 2, vacuum pump 3, aeration equipment 4 and tank 5, thick liquids pond 2 is connected to dehydration pond 1 through thick liquids pipeline 6, dehydration pond 1 is connected to tank 5 through the main pipe of water outlet 7, vacuum pump 3 sets up on the main pipe of water outlet 7, aeration equipment 4 is connected to the aeration ring canal 9 of setting in dehydration pond 1 through aeration main pipe 8, dehydration pond 1 is connected to thick liquids pond 2 through thick liquids backflow pipeline 10, be equipped with a plurality of membrane module 11 in the dehydration pond 1, the lower extreme of membrane module 11 all is equipped with many spinal branchs post 12, the inside of dehydration pond 1 is equipped with many membrane module bracing pieces 13, all be equipped with a plurality of fixed covers 14 on every membrane module bracing piece 13, pillar 12 activity inserts in the fixed cover 14 to lock through bolt 15, dehydration pond 1 is connected to back flush unit 16.
The membrane component 11 is composed of a left component 17, a right component 18 and a flat filtering membrane 19, the left component 17 and the right component 18 are formed by connecting a front plate, a rear plate and side plates, the flat filtering membrane 19 is provided with a plurality of sheets, two ends of the flat filtering membrane 19 are respectively connected on the side plates of the left component 17 and the right component 18, the side plates of the left component 17 and the right component 18 are provided with a plurality of dividing strips 39 which separate the sheets of flat filtering membrane 19 one by one, the upper ends between the front plates of the left component 17 and the right component 18 are connected through an upper connecting device 20, the lower ends are connected through a lower connecting device 21, the upper ends between the rear plates of the left component 17 and the right component 18 are also connected through an upper connecting device 20, the lower ends are also connected through a lower connecting device 21, the upper end of the flat filtering membrane 19 is provided with an upper pressing block 22, the lower end is provided with a lower pressing block 23, the front end and the rear end of the upper pressing block 22 and the lower pressing block 23 are respectively connected with the front plate and the rear plate of the left component 17 and the right component 18, the upper pressing block 22 and the lower pressing block 23 are clamped at the upper end and the lower end of the flat plate filter membrane 19, the inner sides of the lower ends of the side plates of the left assembly 17 and the right assembly 18 are respectively connected with an assembly supporting block 24, and the assembly supporting blocks 24 support the flat plate filter membrane 19.
The lower end of each flat filter membrane 19 is connected with two water outlet hoses 25, the outer sides of the left assembly 17 and the right assembly 18 are respectively connected with a water outlet branch pipe 26, the water outlet hoses 25 are connected to the corresponding water outlet branch pipes 26, the water outlet branch pipes 26 are connected to the water outlet main pipe 7, the water outlet main pipe 7 is provided with a water outlet electromagnetic valve 27, the lower end of each flat filter membrane 19 is connected with two backwashing hoses 28, the outer sides of the left assembly 17 and the right assembly 18 are respectively connected with a backwashing branch pipe 29, the backwashing hoses 28 are connected to the corresponding backwashing branch pipes 29, the backwashing branch pipes 29 are connected to the backwashing main pipe 30, the backwashing main pipe 30 is provided with a backwashing electromagnetic valve 31, and the water outlet branch pipes 26 and the backwashing branch pipes 29 are fixed on support blocks 38 at the outer sides of the left assembly 17 and the right assembly 18 through hoop rings 32.
The aeration ring pipe 9 is arranged below the membrane component 11, the aeration ring pipe 9 is connected to the support 12 through a connecting rod 33, the aeration ring pipe 9 is of a square structure, a plurality of aeration branch pipes 34 are connected to the inner side of the aeration ring pipe 9, an aeration electromagnetic valve 35 is arranged on the aeration main pipe 8, the slurry pipeline 6 is connected above the dewatering tank 1, the slurry backflow pipeline 10 is connected below the left side of the dewatering tank 1, the bottom wall of the dewatering tank 1 is of an inclined structure, the bottom wall of the left side is lower than that of the right side, the dewatering tank 1 at one end of the slurry pipeline 6 is connected to a slurry pump 36 arranged in the slurry tank 2, and a slurry stirring device 37 is arranged in the slurry tank 2.
During the operation, slurry in the slurry tank 2 enters the dehydration tank 1 from the slurry pipeline 6, is filtered by the membrane assembly 11 in the dehydration tank 1, then under the pumping pressure of the vacuum pump 3, water filtered by the flat filtering membrane 19 sequentially passes through the water outlet hose 25, the water outlet branch pipe 26 and the water outlet main pipe 7 and enters the water storage tank 5, the dehydrated slurry flows back to the slurry tank 2 through the slurry backflow pipeline 10, in the process, the aeration device 4 aerates the gas in the dehydration tank 1 sequentially through the aeration main pipe 8, the aeration circular pipe 9 and the aeration branch pipe 34, the membrane assembly 11 is backwashed as required or periodically, and the backwashing device 16 backflows the gas in the backwashing main pipe 30, the backwashing branch pipe 29 and the backwashing hose 28 and enters the membrane assembly 11 to backwash the membrane assembly 11.
Although the invention has been described and illustrated in some detail, it should be understood that various modifications may be made to the described embodiments or equivalents may be substituted, as will be apparent to those skilled in the art, without departing from the spirit of the invention.
Claims (10)
1. A slurry dewatering system for ceramic production, characterized by: the device comprises a dewatering tank (1), a slurry tank (2), a vacuum pump (3), an aeration device (4) and a water storage tank (5), wherein the slurry tank (2) is connected to the dewatering tank (1) through a slurry pipeline (6), the dewatering tank (1) is connected to the water storage tank (5) through a main water outlet pipe (7), the vacuum pump (3) is arranged on the main water outlet pipe (7), the aeration device (4) is connected to an aeration ring pipe (9) arranged in the dewatering tank (1) through an aeration main pipe (8), the dewatering tank (1) is connected to the slurry tank (2) through a slurry backflow pipeline (10), a plurality of membrane assemblies (11) are arranged in the dewatering tank (1), a plurality of support columns (12) are arranged at the lower ends of the membrane assemblies (11), a plurality of membrane assembly support rods (13) are arranged in the dewatering tank (1), each membrane module support rod (13) is provided with a plurality of fixed sleeves (14), the support column (12) is movably inserted into the fixed sleeves (14) and locked by bolts (15), and the dewatering tank (1) is connected to a backwashing device (16).
2. The system of claim 1, wherein: the membrane component (11) is composed of a left component (17), a right component (18) and a flat plate filter membrane (19), wherein the left component (17) and the right component (18) are formed by connecting a front plate, a rear plate and side plates, a plurality of flat plate filter membranes (19) are arranged, two ends of each flat plate filter membrane (19) are respectively connected to the side plates of the left component (17) and the right component (18), a plurality of partition strips (39) are arranged on the side plates of the left component (17) and the right component (18), and the flat plate filter membranes (19) are separated one by one.
3. A slurry dewatering system for ceramic production according to claim 2, wherein: the upper end between the front plates of the left assembly (17) and the right assembly (18) is connected through an upper connecting device (20), the lower end is connected through a lower connecting device (21), the upper end between the rear plates of the left assembly (17) and the right assembly (18) is also connected through the upper connecting device (20), and the lower end is also connected through the lower connecting device (21).
4. A slurry dewatering system for ceramic production according to claim 2, wherein: the upper end of the flat filter membrane (19) is provided with an upper pressing block (22), the lower end of the flat filter membrane is provided with a lower pressing block (23), the front end and the rear end of the upper pressing block (22) and the lower pressing block (23) are respectively connected with the front plate and the rear plate of the left component (17) and the right component (18), and the upper pressing block (22) and the lower pressing block (23) are clamped at the upper end and the lower end of the flat filter membrane (19).
5. A slurry dewatering system for ceramic production according to claim 2, wherein: the inner sides of the lower ends of the side plates of the left component (17) and the right component (18) are respectively connected with a component supporting block (24), and the component supporting blocks (24) support the flat filter membrane sheet (19).
6. A slurry dewatering system for ceramic production according to claim 2, wherein: every two water outlet hose (25) are all connected to the lower extreme of dull and stereotyped filter membrane piece (19), left side subassembly (17) with a water outlet branch pipe (26) are respectively connected to the outside of right side subassembly (18), water outlet hose (25) are connected to corresponding water outlet branch pipe (26), water outlet branch pipe (26) are connected to the water outlet and are responsible for (7), be equipped with water outlet solenoid valve (27) on the water outlet is responsible for (7).
7. A slurry dewatering system for ceramic production according to claim 2, wherein: the lower end of each flat filter membrane piece (19) is connected with two backwashing hoses (28), the outer sides of the left component (17) and the right component (18) are respectively connected with a backwashing branch pipe (29), the backwashing hoses (28) are connected to the corresponding backwashing branch pipes (29), the backwashing branch pipes (29) are connected to a backwashing main pipe (30), a backwashing electromagnetic valve (31) is arranged on the backwashing main pipe (30), and the water outlet branch pipe (26) and the backwashing branch pipes (29) are fixed on the supporting blocks (38) on the outer sides of the left component (17) and the right component (18) through hoop rings (32).
8. The system of claim 1, wherein: the aeration ring pipe (9) is arranged below the membrane component (11), the aeration ring pipe (9) is connected to the support column (12) through a connecting rod (33), the aeration ring pipe (9) is of a square structure, the inner side of the aeration ring pipe is connected with a plurality of aeration branch pipes (34), and an aeration electromagnetic valve (35) is arranged on the aeration main pipe (8).
9. The system of claim 1, wherein: slurry pipeline (6) are connected the top of dehydration pond (1), slurry return line (10) are connected dehydration pond (1) left side below, the diapire of dehydration pond (1) is the slope structure, and the left side diapire is less than the right side diapire.
10. The system of claim 1, wherein: one end of the slurry pipeline (6) is connected with the dewatering tank (1), the other end of the slurry pipeline is connected with a slurry pump (36) arranged in the slurry tank (2), and a slurry stirring device (37) is arranged in the slurry tank (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111407382.6A CN114011244A (en) | 2021-11-24 | 2021-11-24 | A thick liquids dewatering system for ceramic manufacture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111407382.6A CN114011244A (en) | 2021-11-24 | 2021-11-24 | A thick liquids dewatering system for ceramic manufacture |
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| Publication Number | Publication Date |
|---|---|
| CN114011244A true CN114011244A (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111407382.6A Pending CN114011244A (en) | 2021-11-24 | 2021-11-24 | A thick liquids dewatering system for ceramic manufacture |
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| Country | Link |
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| CN (1) | CN114011244A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117244410A (en) * | 2023-10-30 | 2023-12-19 | 宁夏机械研究院股份有限公司 | Automatic ceramic membrane tube membrane hanging machine and use method thereof |
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2021
- 2021-11-24 CN CN202111407382.6A patent/CN114011244A/en active Pending
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| CN117244410B (en) * | 2023-10-30 | 2024-03-12 | 宁夏机械研究院股份有限公司 | Automatic ceramic membrane tube membrane hanging machine and use method thereof |
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