CN113069815B - Through-hole cleaning equipment on filter - Google Patents
Through-hole cleaning equipment on filter Download PDFInfo
- Publication number
- CN113069815B CN113069815B CN202110413622.7A CN202110413622A CN113069815B CN 113069815 B CN113069815 B CN 113069815B CN 202110413622 A CN202110413622 A CN 202110413622A CN 113069815 B CN113069815 B CN 113069815B
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- Prior art keywords
- cleaning
- filter plate
- filter
- plate
- hole
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- 238000004140 cleaning Methods 0.000 title claims abstract description 84
- 230000006835 compression Effects 0.000 claims description 20
- 238000007906 compression Methods 0.000 claims description 20
- 238000005096 rolling process Methods 0.000 claims description 18
- 238000005192 partition Methods 0.000 claims description 16
- 238000003491 array Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 description 7
- 238000001914 filtration Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007590 electrostatic spraying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/32—Removal of the filter cakes
- B01D25/38—Removal of the filter cakes by moving parts, e.g. scrapers, contacting stationary filter elements sprayers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the technical field related to filter plates, in particular to equipment for cleaning through holes on a filter plate. The device comprises two connecting arms and a filter plate, wherein through holes which are arranged in a rectangular array are formed in the filter plate, a handle shaft is rotatably connected to one end of each of the two connecting arms, a handle device is arranged in each of the connecting arms, the handle device is connected with a fixing device and is convenient to hold the device in a handheld manner, and the handle device comprises a handheld assembly which is convenient to hold in the handheld manner and a pressure assembly which enables the device to be tightly attached to the surface of the filter plate; the connecting arm other end is equipped with the wheel that rolls, is equipped with the through-hole cleaning device on the clearance filter in the wheel that rolls, and cleaning device is including the contact subassembly of contact filter, and the deep subassembly of clearance through-hole and the flexible pivoted clearance subassembly in the through-hole, this equipment can be fast convenient with innumerable through-hole clean up on the filter, need not to get rid of the trouble and clean up in a troublesome way hole by hole, has saved the time and the amount of labour of clearance greatly, can guarantee the clean up neatly degree moreover.
Description
Technical Field
The invention relates to the technical field related to filter plates, in particular to equipment for cleaning through holes on a filter plate.
Background
The filter is used for solid-liquid separation and is matched with a plate-frame filter press, and can be used for gas purification and electrostatic spraying, bacteria in gas and liquid can be filtered after the ultrafiltration membrane is hung in deep processing, aseptic filtration in industries such as food, pharmacy is completed, filtration of impurities is carried out through countless small holes on the filter plate, after the filter plate is used for a long time, the small holes in the filter plate can be blocked, or impurities adhere to the wall of the hole, the subsequent filtering effect is affected, and the quality after filtration can be affected due to the adhesion of the impurities on the filter plate, but the diameter of the small holes of the filter plate is too small, the quantity is too many, and the filter plate cannot be cleaned one by one.
Disclosure of Invention
Aiming at the problems of the technology, the invention provides a device for cleaning through holes on a filter plate.
The technical scheme adopted for solving the technical problems is as follows: the device comprises two connecting arms and a filter plate, wherein through holes which are arranged in a rectangular array are formed in the filter plate, a handle shaft is rotatably connected to one end of each connecting arm, a handle device is arranged in each connecting arm, the handle device is connected with a fixing device and is convenient to hold the device in a handheld manner, and the handle device comprises a handheld assembly which is convenient to hold in the handheld manner and a pressure assembly which enables the device to be tightly attached to the surface of the filter plate;
the connecting arm other end is equipped with the wheel that rolls, be equipped with the clearance in the wheel that rolls through-hole cleaning device on the filter, cleaning device includes the contact subassembly of contact the filter, clear up the deep subassembly of through-hole and flexible pivoted cleaning component in the through-hole.
Preferably, the handheld assembly comprises a handle fixedly installed on the handle shaft, the handle operation device is held by hand, the other ends of the two connecting arms are rotatably connected with a connecting shaft, and the connecting shaft is fixedly provided with a rolling wheel.
Preferably, the pressure assembly comprises a connecting torsion spring connected between the connecting arms and the connecting shaft, and the connecting torsion springs are arranged on the two connecting arms.
Preferably, the contact assembly comprises a closed cavity arranged on the rolling wheel, a plurality of rows of closed cavities in circumferential arrays are arranged on the surface of the rolling wheel, each closed cavity is fixedly provided with a partition plate, the partition plates divide the closed cavity into two areas, the two areas are communicated, a compression plate is slidably connected between the partition plates and the side wall of the closed cavity, a long spring is connected between the compression plate and the bottom wall of the closed cavity, and the closed cavity is internally provided with a closed area.
Preferably, the deep assembly comprises a telescopic plate slidably mounted on the other side wall of the closed cavity, and a short spring is connected between the telescopic plate and the bottom wall of the closed cavity.
Preferably, the compression plate and the expansion plate are both rotationally connected with a rotating block, each rotating block is rotationally connected with a deflection shaft, a cleaning rod is fixedly arranged on the deflection shaft, a thread groove is formed in each cleaning rod, two symmetrical cleaning rods are rotationally connected to the side wall of each cleaning rod, two cleaning rods in one sealed cavity extend out of the sealed cavity to be different in length, and the cleaning rods at the compression plate extend out of the sealed cavity more than the cleaning rods at the expansion plate.
Preferably, the cleaning assembly comprises four fixing blocks fixedly installed on two sides of the partition board and two side walls of the closed cavity, the two fixing blocks on one side of the partition board are opposite, a ball shaft is rotationally connected to each fixing block, a fixing groove block is fixedly arranged in the ball shaft, a sliding block is slidably connected to the fixing groove block, a compression spring is connected between the sliding block and the fixing groove block, and the sliding block slides in the threaded groove.
Preferably, the ball shaft is spherically rotatable in the fixed block, and the slide block is slidable in the fixed groove block.
Preferably, the rolling wheel width is smaller than the filter plate width.
The invention has the beneficial effects that 1, the equipment is held on the hand through the handle device, the equipment is placed on the filter plate to be cleaned, and the equipment is operated to be clung to the filter plate, so that the cleaning completeness is ensured; 2. the cleaning device can clean the inner walls of the plurality of through holes arranged on the filter plate; the equipment can clean up innumerable through holes on the filter plate rapidly and conveniently, the holes do not need to be cleaned up hard by hard, the cleaning time and the labor amount are greatly saved, and the cleaning cleanliness can be ensured.
Drawings
FIG. 1 is an isometric view of a device for cleaning through holes in a filter plate according to the present invention;
FIG. 2 is a schematic view of a front cross-sectional structure of the present invention;
FIG. 3 is a schematic view of the structure in the direction A-A in FIG. 2;
FIG. 4 is a partial enlarged view at B in FIG. 3;
FIG. 5 is an enlarged view of a portion of FIG. 4 at C;
FIG. 6 is a partial enlarged view at D in FIG. 5;
FIG. 7 is an isometric view of a cleaning bar;
fig. 8 is a top view of the filter plate.
Wherein, 1, a handle device; 2. a cleaning device; 11. a hand-held assembly; 12. a pressure assembly; 21. a contact assembly; 22. deep into the assembly; 23. cleaning the assembly; 101. a connecting arm; 102. a handle shaft; 103. a handle; 104. a connecting shaft; 121. connecting a torsion spring; 122. a rolling wheel; 200. a closed cavity; 201. a partition plate; 202. a long spring; 203. a compression plate; 204. a rotating block; 205. a deflection shaft; 206. cleaning a rod; 207. cleaning a rod; 208. a thread groove; 221. a short spring; 222. a telescoping plate; 231. a fixed block; 232. a ball shaft; 233. fixing the groove block; 234. a compression spring; 235. a sliding block; 401. and (5) a filter plate.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1-8, a device for cleaning through holes on a filter plate comprises two connecting arms 101 and a filter plate 401, wherein through holes arranged in a rectangular array are arranged on the filter plate 401, one end of each connecting arm 101 is rotatably connected with a handle shaft 102, a handle device 1 is arranged in each connecting arm 101, the handle device 1 is connected with a fixing device and is convenient to hold and use the device, the handle device 1 comprises a handheld component 11 convenient to hold and a pressure component 12 enabling the device to be tightly attached to the surface of the filter plate 401, and the handheld component 11 is held by the hand, so that the device moves on the filter plate 401 to clean the through holes on the filter plate 401;
the connecting arm 101 other end is equipped with rolls round 122, roll round 122 in be equipped with the clearance go-between cleaning device 2 on the filter 401, cleaning device 2 includes the contact subassembly 21 of contact filter 401, the thorough subassembly 22 of clearance through-hole and the clearance subassembly 23 of telescopic rotation in the through-hole, when equipment is in when the filter 401 is removed, contact subassembly 21 contacts the filter 401 surface, in order to trigger thorough subassembly 22 with clearance subassembly 23, then thorough subassembly 22 gets into in the through-hole of filter, simultaneously clearance subassembly 23 rotates to expand and clears up the through-hole inner wall.
The handheld assembly 11 comprises a handle 103 fixedly installed on a handle shaft 102, the handle 103 is held to operate equipment, the other ends of two connecting arms 101 are rotationally connected with a connecting shaft 104, rolling wheels 122 are fixedly arranged on the connecting shafts 104, the handle 103 is held by hand, the equipment is placed on a filter plate 401, the equipment is moved on the filter plate 401, the inside of a through hole in the filter plate 401 can be cleaned, and the filter plate 401 is moved for multiple times, so that the through hole is cleaned more completely.
The pressure assembly 12 comprises a connecting torsion spring 121 connected between the connecting arms 101 and the connecting shafts 104, wherein the connecting torsion springs 121 are arranged on the two connecting arms 101, so that when equipment is arranged on the surface of the filter plate 401, the connecting arms 101 are pressed down to enable the connecting arms 101 to be close to the filter plate 401, the connecting shafts 104 relatively rotate on the connecting arms 101, and the connecting torsion springs 121 store force to enable the rolling wheels 122 to press the surface of the filter plate 401, and when the equipment moves on the surface of the filter plate 401, the rolling wheels 122 roll on the surface of the filter plate 401.
The contact assembly 21 comprises a closed cavity 200 arranged on the rolling wheel 122, a plurality of rows of closed cavities 200 in circumferential arrays are arranged on the surface of the rolling wheel 122, each closed cavity 200 is internally and fixedly provided with a partition 201, the partition 201 divides the closed cavity 200 into two areas, the two areas are communicated, a compression plate 203 is slidably connected between the partition 201 and the side wall of the closed cavity 200, a long spring 202 is connected between the compression plate 203 and the bottom wall of the closed cavity 200, and a closed area is arranged in the closed cavity 200, so that the compression plate 203 can slide in the closed cavity 200, and the long spring 202 is in a natural state.
The deep assembly 22 comprises a telescopic plate 222 slidably mounted on the other side wall of the closed cavity 200, and a short spring 221 is connected between the telescopic plate 222 and the bottom wall of the closed cavity 200, so that the telescopic plate 222 can slide in the closed cavity 200, and can stretch in the closed cavity 200, and the short spring 221 is in a natural state.
The compression plate 203 and the expansion plate 222 are both rotatably connected with a rotating block 204, each rotating block 204 is rotatably connected with a deflection shaft 205, a cleaning rod 206 is fixedly arranged on the deflection shaft 205, a thread groove 208 is arranged in each cleaning rod 206, two symmetrical cleaning rods 207 are rotatably connected to the side wall of each cleaning rod 206, two cleaning rods 206 in one sealing cavity 200 extend out of the sealing cavity 200 to different lengths, the cleaning rod 206 at the compression plate 203 is more extended out of the sealing cavity 200 than the cleaning rod 206 at the expansion plate 222, so that when the rolling wheel 122 rolls on the surface of the rolling wheel 410, the cleaning rod 206 at the compression plate 203 is contacted with the filter plate 401, when the cleaning rod 206 is contacted with the solid part of the filter plate 401, the cleaning rod 206 is pressed into the sealing cavity 200 by the filter plate 401, the long spring 202 is compressed, and as two areas in the sealing cavity 200 are communicated, the expansion plate 206 is pushed by the sealing cavity 200, the expansion plate 206 is pushed by the expansion plate 222, and the cleaning rod 206 is pushed by the expansion plate 206 is pushed by the short spring, and the expansion plate 206 is pushed by the expansion plate 222 to be separated from the sealing cavity 200, and the cleaning rod 206 is repeatedly pushed by the expansion plate 401, and the expansion plate 206 is pushed by the expansion plate 401 to be separated from the expansion plate 401, and the expansion plate is pushed by the expansion plate 206.
The cleaning assembly 23 comprises four fixing blocks 231 fixedly arranged on two sides of the partition 201 and two side walls of the closed cavity 200, the two fixing blocks 231 on one side of the partition 201 are opposite, a ball shaft 232 is rotationally connected to each fixing block 231, a fixing groove block 233 is fixedly arranged in the ball shaft 232, a sliding block 235 is slidingly connected to the fixing groove block 233, a compression spring 234 is connected between the sliding block 235 and the fixing groove block 233, the sliding block 235 slides in the threaded groove 208, so that when the cleaning rod 206 extends out of the closed cavity 200, the cleaning rod 207 contacts the sliding block 235 to compress the compression spring 234, after the cleaning rod 206 extends out, the sliding block 235 slides in the threaded groove 208 to drive the cleaning rod 206 to rotate, the rotating block 204 rotates on the telescopic plate 222, at the moment, the cleaning rod 207 rotates along with the cleaning rod 206 and is subjected to centrifugal force, the cleaning rod 207 rotates towards the outer side of the cleaning rod 206, the cleaning rod 207 slides in the threaded groove 208, when the cleaning rod 207 is retracted into the through hole 206, and the cleaning rod 207 is pushed back into the through hole 206, and when the cleaning rod 207 is retracted into the through hole 206, the cleaning rod 207 rotates.
The ball shaft 232 can rotate in a spherical shape in the fixed block 231, the sliding block 235 can slide in the fixed groove block 233, so that the center of the cleaning rod 206 is not necessarily aligned with the center of the through hole due to the fact that the position of the cleaning rod 206 is not fixed, when the cleaning rod 206 stretches into the through hole, the cleaning rod 206 contacts the hole wall and is blocked by the hole wall, the cleaning rod 206 rotates on the deflection shaft 205 and inclines into the through hole, the cleaning rod 206 drives the ball shaft 232 to rotate, the sliding block 235 slides in the fixed groove block 233, the sliding block 235 is tightly attached to the surface of the cleaning rod 206, and the sliding block 235 keeps the cleaning rod 206 rotating.
The width of the rolling wheel 122 is smaller than that of the filter plate 401, so that the rolling wheel 122 rolls on the filter plate 401 for a plurality of times, and the inner wall of a through hole in the filter plate 401 is ensured to be completely cleaned.
The above examples are only illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical scheme of the present invention will fall within the protection scope of the present invention without departing from the design concept of the present invention, and the technical content of the present invention is fully described in the claims.
Claims (9)
1. Through-hole clean-up equipment on filter, its characterized in that: the device comprises two connecting arms (101) and a filter plate (401), wherein through holes which are arranged in a rectangular array are formed in the filter plate (401), a handle shaft (102) is rotatably connected to one end of each connecting arm (101), a handle device (1) is arranged in each connecting arm (101), the handle device (1) is connected with fixed equipment and is convenient to hold by hand, and the handle device (1) comprises a handheld component (11) which is convenient to hold by hand and a pressure component (12) which enables the equipment to be tightly attached to the surface of the filter plate (401);
the connecting arm (101) other end is equipped with and rolls round (122), roll round (122) in be equipped with the clearance through-hole cleaning device (2) on filter (401), cleaning device (2) are including contacting contact subassembly (21) of filter (401), clear up deep subassembly (22) of through-hole and in the through-hole flexible pivoted cleaning subassembly (23).
2. The apparatus for cleaning through holes in a filter plate as claimed in claim 1, wherein: the handheld assembly (11) comprises a handle (103) fixedly installed on the handle shaft (102), a connecting shaft (104) is rotatably connected to the other ends of the two connecting arms (101) through handheld operation equipment of the handle (103), and a rolling wheel (122) is fixedly arranged on the connecting shaft (104).
3. The apparatus for cleaning through holes in a filter plate as claimed in claim 2, wherein: the pressure assembly (12) comprises a connecting torsion spring (121) connected between the connecting arms (101) and the connecting shafts (104), and the connecting torsion springs (121) are arranged on the two connecting arms (101).
4. A through-hole cleaning apparatus for a filter panel according to claim 3, wherein: the contact assembly (21) comprises a sealed cavity (200) arranged on the rolling wheel (122), a plurality of rows of sealed cavities (200) in circumferential arrays are arranged on the surface of the rolling wheel (122), each sealed cavity (200) is fixedly provided with a partition plate (201), the partition plates (201) divide the sealed cavity (200) into two areas, the two areas are communicated, a compression plate (203) is slidably connected between the partition plates (201) and the side walls of the sealed cavity (200), a long spring (202) is connected between the compression plate (203) and the bottom wall of the sealed cavity (200), and the sealed areas are arranged in the sealed cavity (200).
5. The apparatus for cleaning through holes in a filter plate as claimed in claim 4, wherein: the deep assembly (22) comprises a telescopic plate (222) which is slidably arranged on the other side wall of the closed cavity (200), and a short spring (221) is connected between the telescopic plate (222) and the bottom wall of the closed cavity (200).
6. The apparatus for cleaning through holes in a filter plate as claimed in claim 5, wherein: the compression plate (203) and the expansion plate (222) are both rotationally connected with a rotating block (204), each rotating block (204) is rotationally connected with a deflection shaft (205), a cleaning rod (206) is fixedly arranged on the deflection shaft (205), a thread groove (208) is formed in each cleaning rod (206), two symmetrical cleaning rods (207) are rotationally connected to the side wall of each cleaning rod (206), two cleaning rods (206) in one sealed cavity (200) extend out of the sealed cavity (200) and are different in length, and the cleaning rods (206) at the compression plate (203) are more extended out of the sealed cavity (200) than the cleaning rods (206) at the expansion plate (222).
7. The apparatus for cleaning through holes in a filter plate as claimed in claim 6, wherein: the cleaning assembly (23) comprises four fixing blocks (231) fixedly installed on two sides of the partition board (201) and two side walls of the closed cavity (200), the two fixing blocks (231) on one side of the partition board (201) are opposite, a ball shaft (232) is rotationally connected to each fixing block (231), a fixing groove block (233) is fixedly arranged in the ball shaft (232), a sliding block (235) is connected to the fixing groove block (233) in a sliding mode, a compression spring (234) is connected between the sliding block (235) and the fixing groove block (233), and the sliding block (235) slides in the threaded groove (208).
8. The apparatus for cleaning through holes in a filter plate as claimed in claim 7, wherein: the ball shaft (232) can rotate spherically in the fixed block (231), and the sliding block (235) can slide in the fixed groove block (233).
9. The apparatus for cleaning through holes in a filter plate as claimed in claim 8, wherein: the rolling wheel (122) width is smaller than the filter plate (401) width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110413622.7A CN113069815B (en) | 2021-04-16 | 2021-04-16 | Through-hole cleaning equipment on filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110413622.7A CN113069815B (en) | 2021-04-16 | 2021-04-16 | Through-hole cleaning equipment on filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113069815A CN113069815A (en) | 2021-07-06 |
| CN113069815B true CN113069815B (en) | 2023-05-16 |
Family
ID=76617932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110413622.7A Active CN113069815B (en) | 2021-04-16 | 2021-04-16 | Through-hole cleaning equipment on filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113069815B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116815879B (en) * | 2023-08-31 | 2023-12-08 | 济南舜泰建筑安装工程有限公司 | Intelligent building water supply and drainage sewage drain |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3306553A1 (en) * | 1983-02-22 | 1984-08-30 | Mannesmann AG, 4000 Düsseldorf | OIL FILTER |
| KR20130063563A (en) * | 2011-12-07 | 2013-06-17 | (주) 디엠아이씨 | Automatic strainer |
| CN212477543U (en) * | 2019-12-26 | 2021-02-05 | 天津迪赛尔特环境技术有限公司 | Cleaning device for cleaning urban road |
| CN212141623U (en) * | 2020-04-22 | 2020-12-15 | 延长油田股份有限公司志丹采油厂 | Oil filter capable of avoiding blockage for petroleum geology and development |
-
2021
- 2021-04-16 CN CN202110413622.7A patent/CN113069815B/en active Active
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| CN113069815A (en) | 2021-07-06 |
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Effective date of registration: 20230420 Address after: 056000 North side of Xiangdao Street East Section, Guangping Economic Development Zone North District, Guangping County, Handan City, Hebei Province Applicant after: Hebei Jiajia Biotechnology Co.,Ltd. Address before: 215200 No.500 Shuixiu street, zhongtaihu new town, Wujiang District, Suzhou City, Jiangsu Province Applicant before: Suzhou Lujiang Knitting Garment Co.,Ltd. |
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