CN217512073U - Slurry centrifuge for preparing noble metal catalyst - Google Patents
Slurry centrifuge for preparing noble metal catalyst Download PDFInfo
- Publication number
- CN217512073U CN217512073U CN202221106841.7U CN202221106841U CN217512073U CN 217512073 U CN217512073 U CN 217512073U CN 202221106841 U CN202221106841 U CN 202221106841U CN 217512073 U CN217512073 U CN 217512073U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- machine body
- wall
- noble metal
- metal catalyst
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 22
- 239000002002 slurry Substances 0.000 title claims abstract description 22
- 229910000510 noble metal Inorganic materials 0.000 title claims abstract description 19
- 238000001125 extrusion Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims 1
- 230000035939 shock Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000003780 insertion Methods 0.000 description 9
- 230000037431 insertion Effects 0.000 description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000010970 precious metal Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- -1 platinum group metals Chemical class 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Images
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Centrifugal Separators (AREA)
Abstract
The utility model belongs to the technical field of catalyst production equipment, in particular to a slurry centrifuge for preparing noble metal catalyst, which aims at solving the problems that the filter screen of the slurry centrifuge in the prior art is inconvenient to operate when being disassembled and assembled, which leads to the inconvenience of a user when cleaning or replacing the filter screen, improves the maintenance difficulty of personnel to the slurry centrifuge and reduces the work efficiency, and the proposal is provided, which comprises a machine body, the top of the machine body is provided with a cover plate, the top of the cover plate is fixedly connected with a handle, the bottom of the machine body is fixedly connected with a driving motor, the output shaft of the driving motor runs through the bottom of the machine body and extends to the interior of the machine body, the output shaft of the driving motor is fixedly connected with a supporting seat, the utility model realizes the quick disassembly and assembly of a filter cylinder through a simple structure, and is convenient for the personnel to clean or replace the filter cylinder, the maintenance difficulty of the slurry centrifuge is reduced, and the usability and the practicability are stronger.
Description
Technical Field
The utility model relates to a catalyst production facility technical field especially relates to a thick liquids centrifuge is used in preparation of noble metal catalyst.
Background
The noble metal mainly refers to 8 metal elements such as gold, silver and platinum group metals (ruthenium, rhodium, palladium, osmium, iridium, platinum), most of the metals have beautiful colors and stronger chemical stability, the metals are not easy to react with other chemical substances under general conditions, a noble metal catalyst is required to be used for catalysis when the noble metal is produced, and a slurry centrifuge is required to be used for manufacturing the noble metal catalyst.
At present, the filter screen of the existing slurry centrifuge is complex to operate when being disassembled and assembled, so that a user is inconvenient to clean or replace the filter screen, the maintenance difficulty of the personnel on the slurry centrifuge is improved, and the working efficiency is also reduced. To this end, we propose a slurry centrifuge for noble metal catalyst preparation.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems existing in the prior art, the utility model provides a slurry centrifuge for preparing a noble metal catalyst.
In order to realize the purpose, the utility model adopts the technical proposal that.
The utility model provides a thick liquids centrifuge is used in precious metal catalyst preparation, includes the organism, the top of organism is provided with the apron, the top fixedly connected with handle of apron, the bottom fixedly connected with driving motor of organism, driving motor's output shaft runs through the bottom of organism and extends to the inside of organism, fixedly connected with supporting seat on driving motor's the output shaft, a section of thick bamboo has been placed at the top of supporting seat, the equal fixedly connected with inserted bar in left side and the right side of straining a section of thick bamboo, two jacks have been seted up on the supporting seat, the bottom of inserted bar run through corresponding jack and with the inside sliding connection of jack, the bottom of supporting seat is provided with two fixed establishment, fixed establishment and corresponding inserted bar cooperate, the liquid outlet has been seted up on the right side of organism.
Preferably, four corners of the bottom of the machine body are fixedly connected with damping support legs.
Preferably, a rotary disc is rotatably connected to the bottom of the cover plate, and the bottom of the rotary disc is in contact with the top of the filter cartridge.
Preferably, the fixing mechanism comprises a positioning box, a lead screw nut, an extrusion wheel, a rotating shaft, an L-shaped plate, two torsion springs and a clamping rod, the positioning box is fixedly connected to the bottom of the supporting seat, one end of the lead screw is rotatably connected to the inner wall of one side of the positioning box, the lead screw nut is in threaded connection with the lead screw, the extrusion wheel is arranged at the top of the lead screw nut, the top of the extrusion wheel is in rolling contact with the bottom of the L-shaped plate, the L-shaped plate is rotatably connected to the rotating shaft, the front end and the rear end of the rotating shaft are respectively fixedly connected with the inner wall of the front side and the inner wall of the rear side of the positioning box, the two torsion springs are sleeved on the rotating shaft, the ends, close to each other, of the two torsion springs are respectively and fixedly connected to the front side and the rear side of the L-shaped plate, the ends, far away from each other, of the two torsion springs are respectively and fixedly connected to the inner wall of the front side and the inner wall of the rear side of the positioning box, one side of L template contacts with the one end of kelly, and the draw-in groove has all been seted up to one side that two inserted bars are close to each other, one side inner wall and swing joint that the other end of kelly runs through the location case are in corresponding draw-in groove, the top sliding connection of kelly is on the top inner wall of location case.
Preferably, the top of the clamping rod is fixedly connected with a sliding block, a sliding groove is formed in the inner wall of the top of the positioning box, and the sliding block is connected in the sliding groove in a sliding mode.
Preferably, a return spring is fixedly connected to the inner wall of one side of the sliding groove, and one end of the return spring is fixedly connected to the sliding block.
The utility model has the advantages that: through the transmission between the screw rod and the clamping rod, the insertion limit between the clamping rod and the clamping groove can be relieved or the clamping limit can be completed, and the operation of disassembling and assembling the filter cylinder can be realized in the same way, so that the operation is convenient, the time and the labor are saved, and the disassembling and assembling efficiency of the filter cylinder is improved;
the utility model discloses a simple structure has realized wasing or changing straining a section of thick bamboo to the quick assembly disassembly who strains a section of thick bamboo, the personnel of being convenient for, has reduced the maintenance degree of difficulty to thick liquids centrifuge, and usability and practicality are stronger.
Drawings
Fig. 1 is a main sectional view of a slurry centrifuge for preparing a noble metal catalyst according to the present invention;
FIG. 2 is a schematic structural diagram of part A in FIG. 1 of a slurry centrifuge for preparing a noble metal catalyst according to the present invention;
FIG. 3 is a main sectional view of a slurry positioning box for preparing a noble metal catalyst according to the present invention;
fig. 4 is a three-dimensional diagram of the structure of the rotating shaft of the slurry centrifuge, the L-shaped plate and the torsion spring for preparing the noble metal catalyst.
In the figure: 1. a body; 2. a shock-absorbing leg; 3. a liquid outlet; 4. a drive motor; 5. a supporting seat; 6. a cover plate; 7. a handle; 8. a turntable; 9. a filter cartridge; 10. a rod is inserted; 11. a positioning box; 12. a screw rod; 13. a feed screw nut; 14. an extrusion wheel; 15. a rotating shaft; 16. an L-shaped plate; 17. a torsion spring; 18. a clamping rod; 19. a slider; 20. a chute; 21. a return spring.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Referring to fig. 1-4, a slurry centrifuge for preparing a precious metal catalyst comprises a machine body 1, a cover plate 6 is arranged at the top of the machine body 1, the cover plate 6 is fixedly installed between the machine body 1 and the machine body 1 through a buckle, the cover plate 6 can seal the top of the machine body 1, a handle 7 is fixedly connected to the top of the cover plate 6, the handle 7 can facilitate taking and placing the cover plate 6, a driving motor 4 is fixedly connected to the bottom of the machine body 1, an output shaft of the driving motor 4 penetrates through the bottom of the machine body 1 and extends into the machine body 1, a support seat 5 is fixedly connected to the output shaft of the driving motor 4, the support seat 5 can rotatably support a filter cartridge 9, the filter cartridge 9 is placed at the top of the support seat 5, insertion rods 10 are fixedly connected to the left side and the right side of the filter cartridge 9, two insertion holes are formed in the support seat 5, the bottom ends of the insertion rods 10 penetrate through the corresponding insertion holes and are slidably connected with the insides of the insertion holes, the inserted link 10 can facilitate the connection between the filter cartridge 9 and the support seat 5, two fixing mechanisms are arranged at the bottom of the support seat 5, the fixing mechanisms are matched with the corresponding inserted link 10, and the right side of the machine body 1 is provided with the liquid outlet 3; the four corners of the bottom of the machine body 1 are fixedly connected with damping support legs 2, and the damping support legs 2 can be arranged to damp and buffer the machine body 1 during working; the bottom of the cover plate 6 is rotatably connected with a rotary table 8, the bottom of the rotary table 8 is in contact with the top of the filter cartridge 9, the filter cartridge 9 can be rotatably supported by the rotary table 8, and the filter cartridge 9 can rotate more stably;
the fixing mechanism comprises a positioning box 11, a screw rod 12, a screw rod nut 13, an extrusion wheel 14, a rotating shaft 15, an L-shaped plate 16, two torsion springs 17 and a clamping rod 18, the positioning box 11 is fixedly connected to the bottom of the supporting seat 5, one end of the screw rod 12 is rotatably connected to the inner wall of one side of the positioning box 11, the screw rod nut 13 is in threaded connection with the screw rod 12, the extrusion wheel 14 is arranged at the top of the screw rod nut 13, the top of the extrusion wheel 14 is in rolling contact with the bottom of the L-shaped plate 16, the extrusion wheel 14 can push the L-shaped plate 16 to rotate, the L-shaped plate 16 is rotatably connected to the rotating shaft 15, the rotating shaft 15 can rotatably support the L-shaped plate 16, the front end and the rear end of the rotating shaft 15 are respectively and fixedly connected with the inner wall of the front side and the inner wall of the rear side of the positioning box 11, the two torsion springs 17 are both sleeved on the rotating shaft 15, one ends, which are close to each other, are respectively and fixedly connected to the front side and the rear side of the L-shaped plate 16, the two torsion springs 17 are fixedly connected with the front inner wall and the rear inner wall of the positioning box 11 at the ends far away from each other, the torsion springs 17 can drive the L-shaped plate 16 to rotate and reset, one side of the L-shaped plate 16 is in contact with one end of the clamping rod 18, clamping grooves are formed in the sides, close to each other, of the two insertion rods 10, the other end of the clamping rod 18 penetrates through the inner wall of one side of the positioning box 11 and is movably connected into the corresponding clamping groove, the insertion rods 10 can be limited and fixed in a vertical moving mode through clamping limiting and matching between the clamping rod 18 and the clamping grooves, the top of the clamping rod 18 is slidably connected to the inner wall of the top of the positioning box 11, and the clamping rod 18 and the clamping grooves can be driven to be clamped through transmission between the screw rod 12 and the clamping rod 18; the top of the clamping rod 18 is fixedly connected with a sliding block 19, the inner wall of the top of the positioning box 11 is provided with a sliding groove 20, the sliding block 19 is connected in the sliding groove 20 in a sliding manner, and the clamping rod 18 can move more stably through the sliding limit fit between the sliding block 19 and the sliding groove 20; fixedly connected with reset spring 21 on one side inner wall of spout 20, reset spring 21 one end fixed connection is on slider 19, can drive kelly 18 through setting up reset spring 21 and remove and reset.
The utility model discloses a theory of operation: when the filter cartridge 9 needs to be disassembled, the cover plate 6 is firstly opened, then the two lead screws 12 are rotated, when the two lead screws 12 are rotated, the two lead screw nuts 13 are driven to be mutually matched through the threaded connection between the lead screws 12 and the lead screw nuts 13, when the lead screw nuts 13 are mutually far away, the two extrusion wheels 14 are driven to be mutually far away, when the extrusion wheels 14 are mutually far away, the two L-shaped plates 16 can be rotationally reset through the elastic reset characteristic of the torsion spring 17, when the two L-shaped plates 16 are rotationally reset, the extrusion limit of the clamping rods 18 can be released by the L-shaped plates 16, when the extrusion limit of the clamping rods 18 is released by the L-shaped plates 16, the two clamping rods 18 can be driven to be mutually close through the elastic reset characteristic of the two reset springs 21, when the two clamping rods 18 are mutually close, the two clamping rods 18 can be separated from the insertion limit between the two clamping grooves, when two kellies 18 break away from with the grafting between two draw-in grooves spacing, at this moment just can realize the separation between inserted bar 10 and the jack, just can realize straining the operation of a 9 dismantlements with the same reason, then when needs are installed straining a 9, will strain the inside of a 9 and put into organism 1 and make two inserted bars 10 insert in two jacks, when inserted bar 10 inserts in the jack and make the bottom of straining a 9 contact with the top of supporting seat 5, then reverse drive cooperation between two lead screws 12 and two poles 18 of card, just can drive two kellies 18 and keep away from each other and insert the inside of two draw-in grooves respectively, at this moment just realized the fixed mounting operation to straining a 9, convenient operation through such mode, time saving and labor saving, the dismouting efficiency to straining a 9 has been improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The slurry centrifuge for preparing the noble metal catalyst comprises a machine body (1) and is characterized in that a cover plate (6) is arranged at the top of the machine body (1), a handle (7) is fixedly connected to the top of the cover plate (6), a driving motor (4) is fixedly connected to the bottom of the machine body (1), an output shaft of the driving motor (4) penetrates through the bottom of the machine body (1) and extends into the machine body (1), a supporting seat (5) is fixedly connected to the output shaft of the driving motor (4), a filter cartridge (9) is placed at the top of the supporting seat (5), inserting rods (10) are fixedly connected to the left side and the right side of the filter cartridge (9), two inserting holes are formed in the supporting seat (5), the bottom ends of the inserting rods (10) penetrate through the corresponding inserting holes and are connected with the insides of the inserting holes in a sliding mode, two fixing mechanisms are arranged at the bottom of the supporting seat (5), the fixing mechanism is matched with the corresponding inserted rod (10), and the right side of the machine body (1) is provided with a liquid outlet (3).
2. The slurry centrifuge for preparing the noble metal catalyst in accordance with claim 1, wherein the bottom four corners of the machine body (1) are fixedly connected with shock absorption legs (2).
3. The slurry centrifuge for preparing the noble metal catalyst in accordance with claim 1, wherein a rotary disk (8) is rotatably connected to the bottom of the cover plate (6), and the bottom of the rotary disk (8) is in contact with the top of the filter cartridge (9).
4. The slurry centrifuge for preparing the noble metal catalyst is characterized in that the fixing mechanism comprises a positioning box (11), a screw rod (12), a screw rod nut (13), an extrusion wheel (14), a rotating shaft (15), an L-shaped plate (16), two torsion springs (17) and a clamping rod (18), the positioning box (11) is fixedly connected to the bottom of the supporting seat (5), one end of the screw rod (12) is rotatably connected to the inner wall of one side of the positioning box (11), the screw rod nut (13) is in threaded connection with the screw rod (12), the extrusion wheel (14) is arranged at the top of the screw rod nut (13), the top of the extrusion wheel (14) is in rolling contact with the bottom of the L-shaped plate (16), the L-shaped plate (16) is rotatably connected to the rotating shaft (15), and the front end and the rear end of the rotating shaft (15) are respectively and fixedly connected to the inner wall of the front side and the inner wall of the rear side of the positioning box (11), two torsion spring (17) all overlap and establish on pivot (15), and the one end difference fixed connection that two torsion spring (17) are close to each other is at the front side and the rear side of L template (16), and the one end difference fixed connection that two torsion spring (17) were kept away from each other is at the front side inner wall and the rear side inner wall fixed connection of location case (11), one side of L template (16) contacts with the one end of kelly (18), and the draw-in groove has all been seted up to one side that two inserted bars (10) are close to each other, the other end of kelly (18) runs through one side inner wall and swing joint of location case (11) in corresponding draw-in groove, the top sliding connection of kelly (18) is on the top inner wall of location case (11).
5. The slurry centrifuge for preparing the noble metal catalyst is characterized in that a sliding block (19) is fixedly connected to the top of the clamping rod (18), a sliding groove (20) is formed in the inner wall of the top of the positioning box (11), and the sliding block (19) is slidably connected into the sliding groove (20).
6. The slurry centrifuge for preparing the noble metal catalyst according to claim 5, wherein a return spring (21) is fixedly connected to one side inner wall of the chute (20), and one end of the return spring (21) is fixedly connected to the slide block (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221106841.7U CN217512073U (en) | 2022-05-10 | 2022-05-10 | Slurry centrifuge for preparing noble metal catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221106841.7U CN217512073U (en) | 2022-05-10 | 2022-05-10 | Slurry centrifuge for preparing noble metal catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217512073U true CN217512073U (en) | 2022-09-30 |
Family
ID=83388829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221106841.7U Expired - Fee Related CN217512073U (en) | 2022-05-10 | 2022-05-10 | Slurry centrifuge for preparing noble metal catalyst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217512073U (en) |
-
2022
- 2022-05-10 CN CN202221106841.7U patent/CN217512073U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214556741U (en) | Stamping die is used in production and processing of water valve casing | |
| CN217512073U (en) | Slurry centrifuge for preparing noble metal catalyst | |
| CN208960703U (en) | A kind of dog-ear core on automobile chair frame bending machine | |
| CN214512941U (en) | Filter press filter plate convenient to disassemble and assemble | |
| CN213338578U (en) | Computer host convenient for internal maintenance | |
| CN210357522U (en) | Barley flour mill | |
| CN215302736U (en) | Multifunctional cutting table for aquatic product processing | |
| CN216395905U (en) | Ultrafiltration membrane for deep water purification and filtration device | |
| CN217259050U (en) | Wood grain galley roller convenient to dismantle | |
| CN220643089U (en) | Single cell suspension preparation facilities | |
| CN219879179U (en) | Stainless steel plate type filter | |
| CN219722040U (en) | Plate-and-frame filter press | |
| CN213441294U (en) | Edible oil production is with squeezing device | |
| CN221451840U (en) | Special food filter of food industry | |
| CN213555918U (en) | Non-woven fabric filter bag | |
| CN216023756U (en) | Environment-friendly filtering component for mining filter | |
| CN216965345U (en) | Chenopodium quinoa willd plane rotary screen with feeding mechanism | |
| CN221132365U (en) | Raw material processing equipment | |
| CN220404887U (en) | Device for extracting stock solution of Chinese herbal medicine preparation wine | |
| CN220573145U (en) | Reverse osmosis device of pure water manufacturing equipment | |
| CN213223774U (en) | Novel energy-saving wire drawing machine | |
| CN218073356U (en) | Utilize boiling device of celery preparation dietary fiber biscuit | |
| CN217858507U (en) | Door leaf shrouding suppression is with mould convenient to dismouting | |
| CN215627829U (en) | Filter screen replacing device for edible oil processing | |
| CN218754254U (en) | Horizontal disc-changing material receiving machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |