CN214088005U - Handle processing apparatus of chemistry nickel waste water in PCB course of working - Google Patents
Handle processing apparatus of chemistry nickel waste water in PCB course of working Download PDFInfo
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- CN214088005U CN214088005U CN202022733136.7U CN202022733136U CN214088005U CN 214088005 U CN214088005 U CN 214088005U CN 202022733136 U CN202022733136 U CN 202022733136U CN 214088005 U CN214088005 U CN 214088005U
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 239000002351 wastewater Substances 0.000 title claims abstract description 42
- 229910052759 nickel Inorganic materials 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 238000002156 mixing Methods 0.000 claims abstract description 44
- 238000003756 stirring Methods 0.000 claims abstract description 43
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 26
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 26
- 241001330002 Bambuseae Species 0.000 claims abstract description 26
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 26
- 239000011425 bamboo Substances 0.000 claims abstract description 26
- 239000000126 substance Substances 0.000 claims abstract description 18
- 239000003651 drinking water Substances 0.000 claims abstract description 16
- 235000020188 drinking water Nutrition 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 16
- 238000000746 purification Methods 0.000 claims description 27
- 230000001376 precipitating effect Effects 0.000 claims description 16
- 238000001556 precipitation Methods 0.000 claims description 10
- 238000011001 backwashing Methods 0.000 claims 4
- 238000011010 flushing procedure Methods 0.000 claims 2
- 239000003513 alkali Substances 0.000 abstract description 10
- 239000000843 powder Substances 0.000 abstract description 10
- 239000013049 sediment Substances 0.000 abstract description 7
- 238000004065 wastewater treatment Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 5
- 239000010865 sewage Substances 0.000 description 13
- 238000005406 washing Methods 0.000 description 7
- 238000005086 pumping Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 239000010813 municipal solid waste Substances 0.000 description 5
- BFDHFSHZJLFAMC-UHFFFAOYSA-L nickel(ii) hydroxide Chemical compound [OH-].[OH-].[Ni+2] BFDHFSHZJLFAMC-UHFFFAOYSA-L 0.000 description 5
- 238000004062 sedimentation Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical group [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model relates to the technical field of wastewater treatment, in particular to a treatment device for treating chemical nickel wastewater in the PCB processing process, which is convenient for uniformly mixing nickel-containing wastewater with alkali powder by arranging a stirring blade, increases the treatment effect of nickel and improves the use practicability; including mixing a sediment section of thick bamboo, the water inlet, agitator motor, the (mixing) shaft, the stirring leaf, the cartridge filter, first suction pump, first drinking-water pipe, first blow off pipe, filter and communicating pipe, mix the inside cavity that is provided with of sediment section of thick bamboo, it is provided with the water inlet to mix sediment section of thick bamboo upper end left side intercommunication, the agitator motor lower extreme is connected with mixing sediment section of thick bamboo upper end middle part, (mixing) shaft upper end input is connected with agitator motor lower extreme output, the alternately fixed mounting in the (mixing) shaft circumference outside has multiunit stirring leaf, the cartridge filter setting is on mixing sediment section of thick bamboo right side, the inside filter chamber that is provided with of cartridge filter, first suction pump lower extreme is connected with mixing sediment section of thick bamboo upper end right side, first drinking-water pipe output and first suction pump left end intercommunication.
Description
Technical Field
The utility model relates to a technical field of waste water treatment especially relates to a handle processing apparatus of chemistry nickel waste water in PCB course of working.
Background
As is known, the nickel-containing wastewater mixed with other wastewater will increase the difficulty of wastewater treatment, greatly increase the operation cost of wastewater treatment, and even affect the normal wastewater treatment discharge up to standard. And when the hazardous waste is legally transferred, the capital cost is greatly increased. The traditional nickel-containing wastewater generally adopts a chemical sedimentation method, so that the wastewater flows into a regulating reservoir, the pH of the regulating reservoir is regulated, and heavy metal nickel ions form nickel hydroxide precipitate under alkaline regulation. However, the existing treatment device can cause uneven mixing in the mixing process of the waste water and the alkaline substances, thereby influencing the waste water treatment effect and leading to poor use practicability.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a through setting up the stirring leaf, be convenient for make nickeliferous waste water and alkali powder misce bene, increase the treatment effect of nickel, improve the processing apparatus of using practicality's processing chemistry nickel waste water in the PCB course of working.
The utility model discloses a processing apparatus for processing chemical nickel waste water in PCB processing procedure, including mixing precipitation cylinder, water inlet, agitator motor, stirring shaft, stirring leaf, cartridge filter, first suction pump, first drinking-water pipe, first drain pipe, filter and communicating pipe, mixing precipitation cylinder is inside to be provided with the cavity, mixing precipitation cylinder upper end left side intercommunication is provided with the water inlet, agitator motor lower extreme and mixing precipitation cylinder upper end middle part are connected, stirring shaft upper end input end and agitator motor lower extreme output are connected, stirring shaft circumference outside cross fixed mounting have multiunit stirring leaf, the cartridge filter sets up on mixing precipitation cylinder right side, the cartridge filter is inside to be provided with the filter chamber, first suction pump lower extreme and mixing precipitation cylinder upper end right side are connected, first drinking-water pipe output communicates with first suction pump left end, first drinking-water pipe input intercommunication sets up inside mixing precipitation cylinder, first calandria left end and first suction pump right-hand member intercommunication, first calandria output intercommunication sets up inside the cartridge filter, and the vertical fixed mounting of filter is inside the cartridge filter, and communicating pipe intercommunication sets up at cartridge filter right-hand member downside.
The utility model discloses a handle processing apparatus of chemistry nickel waste water in PCB course of working still includes a water purification section of thick bamboo, delivery pipe and drain valve of keeping in, and a water purification section of thick bamboo setting of keeping in is on the cartridge filter right side, and communicating pipe right-hand member keeps in a left end downside intercommunication with the water purification, and the delivery pipe intercommunication sets up at a water purification section of thick bamboo right-hand member downside of keeping in, drain valve left end and delivery pipe right-hand member intercommunication.
The utility model discloses a handle processing apparatus of chemical nickel waste water in PCB course of working, still include the second suction pump, the second drinking-water pipe, the second drain pipe, the backwash pipe, dead lever and washing terminals, second suction pump lower extreme and water purification keep in a section of thick bamboo upper end left side and be connected, second drinking-water pipe input intercommunication sets up inside the water purification keeps in a section of thick bamboo, second drinking-water pipe output and second drinking-water pump right-hand member intercommunication, second drain pipe input and second drinking-water pump left end intercommunication, backwash pipe upper end and second drain pipe output intercommunication, the backwash pipe is through three dead lever fixed mounting of group on the inside right side wall of cartridge filter, backwash pipe left end intercommunication is provided with multiunit washing terminals.
The utility model discloses a handle processing apparatus of chemistry nickel waste water in PCB course of working still includes first trash removal fill and first trash removal valve, and first trash removal fill upper end and mixed sedimentation section of thick bamboo lower extreme middle part intercommunication, first trash removal fill lower extreme intercommunication are provided with first trash removal valve.
The utility model discloses a handle processing apparatus of chemistry nickel waste water in PCB course of working still includes the second blowdown fill and second blowoff valve, and the second blowdown is fought upper end and cartridge filter lower extreme left side intercommunication, and the second blowdown is fought the lower extreme intercommunication and is provided with the second blowoff valve.
The utility model discloses a handle processing apparatus of chemistry nickel waste water in PCB course of working still includes cover and handle, and the cover can open and shut the setting in the water inlet upper end, and the handle lower extreme is connected with the cover upper end.
Compared with the prior art, the beneficial effects of the utility model are that: it is inside to get into mixed a sediment section of thick bamboo with alkali powder and waste water filling through the water inlet, later start agitator motor, the agitator motor output drives the (mixing) shaft and rotates, then the pivoted (mixing) shaft drives the stirring leaf in its circumference outside and rotates, stir waste water and alkali powder mixture, later the certain time of stewing, the nickel hydroxide that makes the reaction generate deposits, then start first suction pump, first suction pump will mix the sewage of deposiing the inside upper strata of section of thick bamboo through first drinking-water pipe and take out, later through inside first drain pipe transport entering cartridge filter, then through filter with sewage filtration treatment, later filter the water purification that sees through the filter through communicating pipe discharge can, through setting up the stirring leaf, be convenient for make nickeliferous waste water and alkali powder misce mixing, increase the treatment effect of nickel, and the high practicality of use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
FIG. 3 is an enlarged view of the portion B of FIG. 2;
in the drawings, the reference numbers: 1. a mixing and precipitating cylinder; 2. a water inlet; 3. a stirring motor; 4. a stirring shaft; 5. stirring blades; 6. a filter cartridge; 7. a first water pump; 8. a first pumping pipe; 9. a first drain pipe; 10. a filter plate; 11. a communicating pipe; 12. a purified water temporary storage cylinder; 13. a discharge pipe; 14. a drain valve; 15. a second water pump; 16. a second pumping pipe; 17. a second drain pipe; 18. a backwash pipe; 19. fixing the rod; 20. washing the spray head; 21. a first drain hopper; 22. a first waste valve; 23. a second drain hopper; 24. a second blowoff valve; 25. a cylinder cover; 26. a handle.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in figures 1 to 3, the utility model relates to a treatment device for treating chemical nickel wastewater in PCB processing process, which comprises a mixing and precipitating cylinder 1, a water inlet 2, a stirring motor 3, a stirring shaft 4, stirring blades 5, a filter cylinder 6, a first water pump 7, a first water pumping pipe 8, a first water draining pipe 9, a filter plate 10 and a communicating pipe 11, wherein a cavity is arranged inside the mixing and precipitating cylinder 1, the left side of the upper end of the mixing and precipitating cylinder 1 is communicated with the water inlet 2, the lower end of the stirring motor 3 is connected with the middle part of the upper end of the mixing and precipitating cylinder 1, the input end of the upper end of the stirring shaft 4 is connected with the output end of the lower end of the stirring motor 3, a plurality of groups of stirring blades 5 are fixedly arranged outside the circumference of the stirring shaft 4 in a crossed manner, the filter cylinder 6 is arranged on the right side of the mixing and precipitating cylinder 1, the filter chamber is arranged inside the filter cylinder 6, the lower end of the first water pump 7 is connected with the right side of the upper end of the mixing and precipitating cylinder 1, the output end of the first water pumping pipe 8 is communicated with the left end of the first water pump 7, the input end of a first water pumping pipe 8 is communicated and arranged inside the mixing and precipitating cylinder 1, the left end of a first water drainage pipe 9 is communicated with the right end of a first water pumping pump 7, the output end of the first water drainage pipe 9 is communicated and arranged inside a filtering cylinder 6, a filtering plate 10 is vertically and fixedly arranged inside the filtering cylinder 6, and a communicating pipe 11 is communicated and arranged on the lower side of the right end of the filtering cylinder 6; alkali powder and wastewater are filled into the mixing and precipitating barrel 1 through the water inlet 2, then the stirring motor 3 is started, the output end of the stirring motor 3 drives the stirring shaft 4 to rotate, then the rotating stirring shaft 4 drives the stirring blades 5 outside the circumference of the stirring shaft to rotate, stirring the mixture of the waste water and the alkali powder, standing for a certain time to precipitate nickel hydroxide generated by the reaction, then a first water suction pump 7 is started, the first water suction pump 7 pumps the sewage on the upper layer in the mixing and settling cylinder 1 through a first water suction pipe 8, and then the sewage is conveyed into the filter cylinder 6 through a first water drainage pipe 9, then the sewage is filtered and treated by the filter plate 10, and then the purified water filtered and permeated by the filter plate 10 is discharged by the communicating pipe 11, through setting up stirring leaf 5, be convenient for make nickeliferous waste water and alkali powder misce bene, increase the treatment effect of nickel, improve the practicality of using.
The utility model discloses a handle processing apparatus of chemical nickel waste water in PCB course of working still includes water purification temporary storage cylinder 12, discharge pipe 13 and drain valve 14, and water purification temporary storage cylinder 12 sets up in cartridge filter 6 right side, and the right-hand member of communicating pipe 11 communicates with the left end downside of water purification temporary storage cylinder 12, and discharge pipe 13 communicates and sets up at water purification temporary storage cylinder 12 right-hand member downside, and the drain valve 14 left end communicates with discharge pipe 13 right-hand member; through setting up a water purification section of thick bamboo 12 of keeping in, the waste water after the collection processing of being convenient for improves the practicality of using.
The utility model discloses a handle processing apparatus of chemical nickel waste water in PCB course of working, still include second suction pump 15, second suction pipe 16, second drain pipe 17, backwash pipe 18, dead lever 19 and washing terminals 20, second suction pump 15 lower extreme and water purification temporary storage section of thick bamboo 12 upper end left side are connected, second suction pipe 16 input intercommunication sets up inside water purification temporary storage section of thick bamboo 12, second suction pipe 16 output and second suction pump 15 right-hand member intercommunication, second drain pipe 17 input and second suction pump 15 left end intercommunication, backwash pipe 18 upper end and second drain pipe 17 output intercommunication, backwash pipe 18 is through three groups of dead levers 19 fixed mounting on the inside right side wall of cartridge filter 6, backwash pipe 18 left end intercommunication is provided with multiunit washing terminals 20; the second suction pump 15 is started, then the second suction pump 15 keeps in the inside water purification of a section of thick bamboo 12 through the second drinking-water pipe 16 and takes out, then carries through the second drain pipe 17 and gets into the backwash pipe 18, later sprays the water purification to the filter 10 through multiunit washing terminals 20, washes clean the filter 10, improves the practicality of use.
The utility model discloses a processing unit for processing chemical nickel wastewater in PCB processing process, which also comprises a first sewage disposal bucket 21 and a first blow-off valve 22, wherein the upper end of the first sewage disposal bucket 21 is communicated with the middle part of the lower end of the mixing sedimentation cylinder 1, and the lower end of the first sewage disposal bucket 21 is communicated with the first blow-off valve 22; through setting up first blowdown fill 21 and first blowdown valve 22, be convenient for discharge the nickel hydroxide that the mixing sedimentation section of thick bamboo 1 is inside to deposit, improve the convenience of use.
The utility model discloses a processing apparatus for processing chemical nickel waste water in PCB processing process, which also comprises a second blow-off bucket 23 and a second blow-off valve 24, wherein the upper end of the second blow-off bucket 23 is communicated with the left side of the lower end of the filter cartridge 6, and the lower end of the second blow-off bucket 23 is communicated with the second blow-off valve 24; through setting up second blowdown fill 23 and second blowoff valve 24, be convenient for in time discharge the sewage that will wash, improve the practicality of use.
The utility model discloses a processing apparatus for processing chemical nickel waste water in PCB processing process, which also comprises a cylinder cover 25 and a handle 26, wherein the cylinder cover 25 can be opened and closed and arranged at the upper end of the water inlet 2, and the lower end of the handle 26 is connected with the upper end of the cylinder cover 25; through setting up cover 25 and handle 26, be convenient for at the stirring sewage in-process, guarantee to mix and deposit a section of thick bamboo 1 leakproofness, avoid sewage excessive at the stirring in-process, improve stability in use.
The utility model discloses a handle processing apparatus of chemical nickel waste water in PCB course of working, it is at the time of the operation, through the water inlet with alkali powder and waste water filling entering mixing precipitation section of thick bamboo inside, later start agitator motor, agitator motor output end drives the (mixing) shaft and rotates, then the stirring leaf outside its circumference is driven to rotate by the (mixing) shaft that rotates, stir waste water and alkali powder mixture, later stand for a certain time, make the nickel hydroxide that the reaction produced deposit, then start first suction pump, first suction pump takes out the sewage on mixing precipitation section of thick bamboo inside upper strata through first drinking-water pipe, later convey through first drain pipe and enter the interior of cartridge filter, then filter the sewage through the filter and handle, later filter the water purification that permeates the filter and discharge through communicating pipe, collect the waste water after handling through the water purification temporary storage section of thick bamboo, start the second suction pump when equipment stops the operation, then the second suction pump keeps in the inside water purification of a section of thick bamboo through the second drinking-water pipe with the water purification and takes out, later carries through the second drain pipe and gets into the back flush pipe, then sprays the water purification to the filter through multiunit washing terminals, washes the filter clean.
The utility model discloses a handle processing apparatus of chemistry nickel waste water in PCB course of working, its mounting means, connected mode or set up the mode and be common mechanical system, as long as can reach all can implement of its beneficial effect.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A treatment device for treating chemical nickel wastewater in a PCB processing process is characterized by comprising a mixing and precipitating cylinder (1), a water inlet (2), a stirring motor (3), a stirring shaft (4), stirring blades (5), a filter cylinder (6), a first water suction pump (7), a first water suction pipe (8), a first water discharge pipe (9), a filter plate (10) and a communicating pipe (11), wherein a cavity is arranged inside the mixing and precipitating cylinder (1), the left side of the upper end of the mixing and precipitating cylinder (1) is communicated with the water inlet (2), the lower end of the stirring motor (3) is connected with the middle part of the upper end of the mixing and precipitating cylinder (1), the input end of the upper end of the stirring shaft (4) is connected with the output end of the lower end of the stirring motor (3), a plurality of groups of stirring blades (5) are fixedly installed on the outer side of the circumference of the stirring shaft (4) in a crossed manner, the filter cylinder (6) is arranged on the right side of the mixing and precipitating cylinder (1), a filter chamber is arranged inside the filter cylinder (6), first suction pump (7) lower extreme is connected with mixing and precipitating a section of thick bamboo (1) upper end right side, first drinking-water pipe (8) output and first suction pump (7) left end intercommunication, first drinking-water pipe (8) input intercommunication sets up inside mixing and precipitating a section of thick bamboo (1), first drainage pipe (9) left end and first suction pump (7) right-hand member intercommunication, first drainage pipe (9) output intercommunication sets up inside cartridge filter (6), the vertical fixed mounting of filter (10) is inside cartridge filter (6), communicating pipe (11) intercommunication sets up at cartridge filter (6) right-hand member downside.
2. The device for treating chemical nickel wastewater in the PCB processing process as claimed in claim 1, further comprising a water purification temporary storage cylinder (12), a discharge pipe (13) and a drain valve (14), wherein the water purification temporary storage cylinder (12) is arranged at the right side of the filter cylinder (6), the right end of the communicating pipe (11) is communicated with the lower side of the left end of the water purification temporary storage cylinder (12), the discharge pipe (13) is communicated with the lower side of the right end of the water purification temporary storage cylinder (12), and the left end of the drain valve (14) is communicated with the right end of the discharge pipe (13).
3. The treatment apparatus for treating chemical nickel wastewater generated in PCB processing procedure as recited in claim 2, the device is characterized by further comprising a second water suction pump (15), a second water suction pipe (16), a second drain pipe (17), a backwashing pipe (18), fixing rods (19) and flushing nozzles (20), wherein the lower end of the second water suction pump (15) is connected with the left side of the upper end of a water purification temporary storage cylinder (12), the input end of the second water suction pipe (16) is communicated and arranged inside the water purification temporary storage cylinder (12), the output end of the second water suction pipe (16) is communicated with the right end of the second water suction pump (15), the input end of the second drain pipe (17) is communicated with the left end of the second water suction pump (15), the upper end of the backwashing pipe (18) is communicated with the output end of the second drain pipe (17), the backwashing pipe (18) is fixedly installed on the right side wall inside a filter cylinder (6) through three groups of fixing rods (19), and a plurality of groups of flushing nozzles (20) are communicated and arranged at the left end of the backwashing pipe (18).
4. The treatment device for treating the chemical nickel wastewater generated in the PCB processing process as claimed in claim 3, further comprising a first pollution discharge hopper (21) and a first pollution discharge valve (22), wherein the upper end of the first pollution discharge hopper (21) is communicated with the middle part of the lower end of the mixing precipitation cylinder (1), and the lower end of the first pollution discharge hopper (21) is communicated with the first pollution discharge valve (22).
5. The treatment device for treating the chemical nickel wastewater generated in the PCB processing process as claimed in claim 4, further comprising a second pollution discharge hopper (23) and a second pollution discharge valve (24), wherein the upper end of the second pollution discharge hopper (23) is communicated with the left side of the lower end of the filter cylinder (6), and the lower end of the second pollution discharge hopper (23) is communicated with the second pollution discharge valve (24).
6. The treatment device for treating the chemical nickel wastewater generated in the PCB processing process according to claim 5, further comprising a cylinder cover (25) and a handle (26), wherein the cylinder cover (25) is arranged at the upper end of the water inlet (2) in an openable and closable manner, and the lower end of the handle (26) is connected with the upper end of the cylinder cover (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022733136.7U CN214088005U (en) | 2020-11-23 | 2020-11-23 | Handle processing apparatus of chemistry nickel waste water in PCB course of working |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022733136.7U CN214088005U (en) | 2020-11-23 | 2020-11-23 | Handle processing apparatus of chemistry nickel waste water in PCB course of working |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214088005U true CN214088005U (en) | 2021-08-31 |
Family
ID=77451906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022733136.7U Active CN214088005U (en) | 2020-11-23 | 2020-11-23 | Handle processing apparatus of chemistry nickel waste water in PCB course of working |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214088005U (en) |
-
2020
- 2020-11-23 CN CN202022733136.7U patent/CN214088005U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240111 Address after: 343900 Suichuan Industrial Park (East District), Ji'an City, Jiangxi Province Patentee after: JI'AN HOTCHAIN TECHNOLOGY CO.,LTD. Address before: 518100 1201, No. 110, North Ring Road, Xinqiao community, Xinqiao street, Bao'an District, Shenzhen, Guangdong Province Patentee before: Shenzhen Hongda autumn science and Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |