CN214829054U - Treatment device for recovering lithium salt through lithium-containing wastewater - Google Patents
Treatment device for recovering lithium salt through lithium-containing wastewater Download PDFInfo
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- CN214829054U CN214829054U CN202120333014.0U CN202120333014U CN214829054U CN 214829054 U CN214829054 U CN 214829054U CN 202120333014 U CN202120333014 U CN 202120333014U CN 214829054 U CN214829054 U CN 214829054U
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Abstract
The utility model discloses a processing apparatus for recovering lithium salt through lithium-containing wastewater, which comprises a base, a first filtering mechanism, an adjusting and precipitating mechanism, a filtering and concentrating mechanism and a precipitating and recovering mechanism, wherein the filtering and concentrating mechanism is arranged on one side of the top of the base; after adopting above-mentioned structure for this processing apparatus can retrieve the lithium salt from containing lithium waste water fast, simultaneously through setting up the sediment and retrieving the mechanism, can carry out automatic recovery to the precipitate lithium carbonate, avoids the incident that manual operation probably caused, saves the labour simultaneously, and then promotes the recovery rate.
Description
Technical Field
The utility model relates to a retrieve lithium salt equipment technical field, concretely relates to through processing apparatus who contains lithium waste water recovery lithium salt.
Background
Lithium is an important strategic resource substance and is an indispensable important raw material of modern high-tech products. The total reserve of lithium resources proved by China is the second place in the world, but the lithium yield only accounts for about 5 percent of the total global yield, and the lithium-rich lithium battery is a net importation country of lithium products.
Lithium carbonate is a basic material for producing secondary lithium salts and lithium metal products, so that the lithium carbonate becomes a lithium product with the largest usage amount in the lithium industry, and other lithium products are downstream products of lithium carbonate. The production process of lithium carbonate can be divided into salt lake brine extraction and ore extraction according to different raw material sources. At present, the lithium carbonate is mainly produced by a salt lake brine extraction process abroad, and the solid ore extraction process is mainly adopted in China. Although China is also actively exploiting the lithium resources in the salt lake, the development speed is relatively slow due to the limitation of factors such as technology, resources and the like.
Both lithium-containing wastewater generated in the lithium salt production process and leachate obtained by leaching waste lithium ions contain a large amount of secondary lithium resources. With the increasing exhaustion of primary lithium resources and the increasing emphasis of various countries on environmental protection, recycling secondary lithium resources becomes a current critical problem, which not only can alleviate the problem of resource shortage, but also can prevent secondary pollution to the environment.
The equipment of retrieving the lithium salt among the prior art from lithium-containing waste water generally needs a plurality of equipment to cooperate, realizes retrieving the lithium salt, and a plurality of equipment occupation space are big simultaneously, and the cost is high, and holistic recovery rate is low simultaneously, further causes the recovery cost high.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, an object of the utility model is to provide a through containing processing apparatus of lithium waste water recovery lithium salt, through setting up first heating rod heating filtrating, carry out evaporative concentration, further improve lithium ion content, the follow-up reaction of being convenient for is retrieved, carries the concentrate to the recovery pond in through the suction pump, improves conveying efficiency, avoids the artifical potential safety hazard that carries probably to produce simultaneously. Through setting up rabbling mechanism, make first motor drive stirring leaf rotate for the acid-base is adjusted further to save time, improve recovery efficiency. Through setting up the filter cartridge and filtering lithium-containing waste water, get rid of a large amount of solid impurity, save the back process and carry out the time, gliding filter cartridge simultaneously makes things convenient for the clearance again. Through mutually supporting of first cylinder, push pedal, second cylinder, second filter for lithium carbonate precipitate after the reaction can convenient and fast be collected, adopts machinery to replace the manual work simultaneously, further saves time, and avoids causing possible potential safety hazard to the staff.
The purpose of the utility model can be realized by the following technical scheme:
a treatment device for recovering lithium salt through lithium-containing wastewater comprises a base, a first filtering mechanism, a regulation and precipitation mechanism, a filtering and concentrating mechanism and a precipitation and recovery mechanism, wherein the filtering and concentrating mechanism is arranged on one side of the top of the base;
the filtration concentration mechanism comprises a mounting seat, the mounting seat is fixedly mounted at the top of the base, a sedimentation chamber is formed in one side of the top of the mounting seat, an evaporation chamber is formed in the other side of the top of the mounting seat, a first filter plate is fixedly mounted in the middle of the sedimentation chamber, a first heating rod is symmetrically and fixedly mounted on the bottom of the evaporation chamber, an air outlet is formed in one side of the top of the evaporation chamber, the sedimentation chamber is communicated with the evaporation chamber through a connector, a first electromagnetic valve is mounted inside the connector, a water suction pump is fixedly mounted inside the mounting seat and below the sedimentation chamber, a water suction opening of the water suction pump is fixedly connected with a first connecting pipe, the other end of the first connecting pipe is communicated with the evaporation chamber, and a water suction pump water outlet is fixedly connected with a second connecting pipe.
As a further aspect of the present invention: the adjusting and precipitating mechanism comprises an adjusting tank, the adjusting tank is fixedly mounted at the top of the evaporation cavity, an agitating mechanism is arranged at the bottom of the inner part of the adjusting tank, the agitating mechanism comprises a sealing box, the sealing box is fixedly connected to the middle of the bottom surface of the inner part of the adjusting tank, a first motor is fixedly mounted on the bottom surface of the inner part of the sealing box, an output shaft of the first motor penetrates through a top plate fixedly connected with agitating blade of the sealing box, a first liquid discharge port is formed in the adjusting tank and close to one side of the precipitation cavity, the first liquid discharge port is communicated with the inner part of the adjusting tank and the precipitation cavity, and a second electromagnetic valve is mounted in the first liquid discharge port.
As a further aspect of the present invention: first filtering mechanism includes first rose box, first rose box fixed mounting is at the equalizing basin top, first rose box top one side fixed mounting has the feed liquor pipe, be provided with valve one on the feed liquor pipe, slidable mounting has the filter cartridge in the middle of first rose box is inside, a plurality of filtration pore is seted up to the filter cartridge bottom surface, feed liquor pipe one side fixed mounting is kept away from to first rose box bottom has the fluid-discharge tube, the fluid-discharge tube top is provided with solenoid valve three, the setting of equalizing basin roof is run through to the fluid-discharge tube bottom.
As a further aspect of the present invention: the sedimentation recovery mechanism comprises a recovery tank, the recovery tank is fixedly arranged at the top of the base, one side of the top of the recovery tank, which is close to the filtering concentration mechanism, is fixedly connected with a fixed frame, the other end of a second connecting pipe is fixedly arranged in the fixed frame, two sides of the bottom surface of the recovery tank are symmetrically provided with first mounting grooves, a second air cylinder is fixedly arranged in each first mounting groove, piston rods of the two second air cylinders are matched and fixedly connected with a second filter plate, a second heating rod is fixedly arranged in the middle of the bottom surface of the interior of the recovery tank and below the second filter plate, one side of the bottom end of the recovery tank, which is far away from the filtering concentration mechanism, is fixedly provided with a filtrate pipe, a second valve is arranged on the filtrate pipe, one side of the top end of the recovery tank, which is close to the filtering concentration mechanism, is provided with a second mounting groove, a first air cylinder is fixedly arranged in the second mounting groove, and the piston rod of the first air cylinder penetrates through the second mounting groove and is fixedly connected with a push plate, the top end of the recovery tank is far away from one side of the filtering and concentrating mechanism and is provided with a collection port, a support plate is arranged outside the recovery tank close to one side of the collection port, and a collection box is placed at the top of the support plate.
As a further aspect of the present invention: the push pedal bottom surface and collection mouthful bottom surface parallel and level, the third mounting groove has been seted up on the inside top of recovery pond, the push pedal is placed in the third mounting groove.
The utility model has the advantages that:
1. the utility model discloses a set up first heating rod heating filtrating, carry out evaporative concentration, further improve lithium ion content, the follow-up reaction recovery that reacts of being convenient for is carried the concentrate to the recovery pond in through the suction pump, improves conveying efficiency, avoids the artifical potential safety hazard that carries probably to produce simultaneously.
2. The utility model discloses a set up rabbling mechanism, make first motor drive the stirring leaf and rotate, further accelerate the acid-base to adjust to save time improves recovery efficiency.
3. The utility model discloses a set up the filter cartridge and filter lithium-containing waste water, get rid of a large amount of solid impurity, save back process and carry out time, gliding filter cartridge simultaneously makes things convenient for the clearance again.
4. The utility model discloses a mutually supporting of first cylinder, push pedal, second cylinder, second filter for lithium carbonate precipitate after the reaction can convenient and fast be collected, adopts machinery to replace the manual work simultaneously, further saves time and labour, has practiced thrift the cost, and avoids causing possible potential safety hazard to the staff.
5. The utility model discloses whole device simple structure, it is convenient to use to combine a plurality of technologies as an organic whole, further saved the process equipment, reduced equipment space occupancy, and shortened technology transport distance, when having promoted recovery efficiency, great saving the cost.
Drawings
The present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall cross-sectional structure of the present invention;
FIG. 2 is an enlarged schematic view of the area A in FIG. 1;
fig. 3 is a schematic view of the sectional structure of the middle sedimentation recovery mechanism of the present invention.
In the figure: 1. a base; 2. a first filter mechanism; 20. a first filter tank; 21. a liquid inlet pipe; 22. a filter cartridge; 23. a liquid discharge pipe; 3. adjusting the precipitation mechanism; 30. a regulating tank; 31. a first drain port; 32. a stirring mechanism; 321. a sealing box; 322. a first motor; 323. stirring blades; 4. a filtration and concentration mechanism; 40. a mounting seat; 41. a sedimentation chamber; 42. a first filter plate; 43. an evaporation chamber; 44. a first heating rod; 45. an exhaust port; 46. a connecting port; 47. a first connecting pipe; 48. a water pump; 49. a second connecting pipe; 5. a precipitation recovery mechanism; 51. a recovery tank; 511. a fixed mount; 512. a collection port; 52. a first cylinder; 53. pushing the plate; 54. a second cylinder; 55. a second heating rod; 56. a second filter plate; 57. a filtrate pipe; 58. a support plate; 59. and a collection box.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model relates to a processing apparatus for recovering lithium salt from lithium-containing wastewater, which comprises a base 1, a first filtering mechanism 2, an adjusting precipitation mechanism 3, a filtering concentration mechanism 4 and a precipitation recovery mechanism 5, wherein the filtering concentration mechanism 4 is arranged on one side of the top of the base 1, the adjusting precipitation mechanism 3 is arranged on one side of the top of the filtering concentration mechanism 4, the first filtering mechanism 2 is arranged on one side of the top of the adjusting precipitation mechanism 3, and the precipitation recovery mechanism 5 is arranged on the other side of the top of the base 1;
the filtering and concentrating mechanism 4 comprises a mounting seat 40, the mounting seat 40 is fixedly mounted at the top of the base 1, a precipitation chamber 41 is formed in one side of the top of the mounting seat 40, an evaporation chamber 43 is formed in the other side of the top of the mounting seat 40, a first filter plate 42 is fixedly mounted in the middle of the precipitation chamber 41, first heating rods 44 are symmetrically and fixedly mounted at two sides of the bottom of the evaporation chamber 43, filtrate is heated through the first heating rods 44 to carry out evaporation concentration, the lithium ion content is further improved, subsequent reaction recovery is facilitated, an exhaust port 45 is formed in one side of the top of the evaporation chamber 43, the precipitation chamber 41 is communicated with the evaporation chamber 43 through a connector 46, a first electromagnetic valve is mounted inside the connector 46, a water suction pump 48 is fixedly mounted inside the mounting seat 40 and below the precipitation chamber 41, a first connecting pipe 47 is fixedly connected to a water suction port of the water pump 48, and the other end of the first connecting pipe 47 is communicated with the evaporation chamber 43, the water outlet of the water suction pump 48 is fixedly connected with a second connecting pipe 49, concentrated liquid is conveyed to the recovery tank 51 through the water suction pump 48, conveying efficiency is improved, and potential safety hazards caused by manual conveying are avoided.
The adjusting and precipitating mechanism 3 comprises an adjusting tank 30, the adjusting tank 30 is fixedly installed at the top of the evaporation cavity 43, a stirring mechanism 32 is arranged at the bottom end inside the adjusting tank 30 to accelerate the adjustment of pH, the stirring mechanism 32 comprises a sealing box 321, the sealing box 321 is acid-proof and alkali-proof, the sealing box 321 is fixedly connected in the middle of the bottom surface inside the adjusting tank 30, a first motor 322 is fixedly installed at the bottom surface inside the sealing box 321, an output shaft of the first motor 322 penetrates through a top plate of the top of the sealing box 321 to be fixedly connected with a stirring blade 323, a first liquid discharge port 31 is formed in one side, close to the precipitating cavity 41, of the adjusting tank 30, the first liquid discharge port 31 is communicated with the inside of the adjusting tank 30 and the precipitating cavity 41, and a second electromagnetic valve is installed inside the first liquid discharge port 31; the first motor 322 is arranged to drive the stirring blade 323 to rotate, so that acid-base regulation is further accelerated, time is saved, and recovery efficiency is improved.
The first filtering mechanism 2 comprises a first filtering box 20, the first filtering box 20 is fixedly installed at the top of the adjusting tank 30, a liquid inlet pipe 21 is fixedly installed on one side of the top of the first filtering box 20, a first valve is arranged on the liquid inlet pipe 21, a filtering box 22 is slidably installed in the middle of the inside of the first filtering box 20, a plurality of first filtering holes are formed in the bottom surface of the filtering box 22, a liquid discharging pipe 23 is fixedly installed on one side, far away from the liquid inlet pipe 21, of the bottom of the first filtering box 20, a third electromagnetic valve is arranged at the top of the liquid discharging pipe 23, and the bottom end of the liquid discharging pipe 23 penetrates through the top plate of the adjusting tank 30; through setting up filter cartridge 22 and filtering lithium-containing waste water, get rid of a large amount of solid impurity, save back process and carry out the time, gliding filter cartridge 22 simultaneously makes things convenient for the clearance again.
The precipitation recovery mechanism 5 comprises a recovery tank 51, the recovery tank 51 is fixedly arranged at the top of the base 1, one side of the top of the recovery tank 51, which is close to the filtering concentration mechanism 4, is fixedly connected with a fixing frame 511, the other end of a second connecting pipe 49 is fixedly arranged in the fixing frame 511, so that the generation of shaking and the loss of raw materials caused in the conveying process are avoided, first mounting grooves are symmetrically formed at two sides of the bottom surface of the recovery tank 51, a second air cylinder 54 is fixedly arranged in each first mounting groove, piston rods of the two second air cylinders 54 are matched and fixedly connected with a second filter plate 56, a second heating rod 55 is fixedly arranged in the middle of the bottom surface in the recovery tank 51 and below the second filter plate 56, a filter liquid pipe 57 is fixedly arranged at one side, which is far away from the filtering concentration mechanism 4, of the bottom end of the recovery tank 51, a second valve is arranged on the filter liquid pipe 57, and one side of the top end of the recovery tank 51, which is close to the filtering concentration mechanism 4, is provided with a second mounting groove, a first air cylinder 52 is fixedly arranged in the second mounting groove, a piston rod of the first air cylinder 52 penetrates through the second mounting groove and is fixedly connected with a push plate 53, a collecting port 512 is formed in one side, away from the filtering and concentrating mechanism 4, of the top end of the recovery tank 51, a supporting plate 58 is arranged outside one side, close to the collecting port 512, of the recovery tank 51, and a collecting box 59 is arranged at the top of the supporting plate 58; through mutually supporting of first cylinder 52, push pedal 53, second cylinder 54, second filter 56 for lithium carbonate precipitate after the reaction can convenient and fast be collected, adopts machinery to replace artifically simultaneously, further saves time, and avoids causing possible potential safety hazard to the staff.
Push pedal 53 bottom surface and collection mouth 512 bottom surface parallel and level are convenient for promote the collection to the precipitate, the third mounting groove has been seted up to the inside top of recovery pond 51, push pedal 53 is placed in the third mounting groove, avoids second filter 56 to rise excessively, causes equipment damage.
The working principle is as follows:
opening a first valve, introducing lithium-containing wastewater into the first filter box 20, filtering through a filter box 22, removing large-particle solid impurities, saving the time of the subsequent process, then opening a third electromagnetic valve, injecting the filtrate obtained after the first filtration into an adjusting tank 30, adjusting the pH value, simultaneously starting a first motor 322 to drive a stirring blade 323 to rotate, accelerating the adjustment rate, further improving the overall recovery efficiency, adding a precipitator sodium sulfide for precipitation after the adjustment is finished, opening a second electromagnetic valve, conveying clear liquid into a precipitation cavity 41, carrying out second filtration to remove precipitates of other heavy metal ions, then opening the first electromagnetic valve, inputting the filtrate obtained after the second filtration into an evaporation cavity 43, switching on the power supply of a first heating rod 44, heating the filtrate, concentrating to a certain degree through evaporation, closing the first heating rod 44, the water suction pump 48 is started, the concentrated solution is conveyed to the recovery tank 51, then the second heating rod 55 is started, the solution is heated, when the solution is heated to ninety degrees centigrade, sodium carbonate is added to react, after the reaction is finished, the second air cylinder 54 is started, the second filter plate 56 is pushed to move upwards, the solution is moved to the lower side of the push plate 53 until the solution surface is moved out, the first air cylinder 52 is started, the push plate 53 is pushed to move forwards, the reacted lithium carbonate is pushed into the collection tank 59 to be collected, the second valve is opened for filtrate, and the filtrate is collected to perform subsequent treatment.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (5)
1. The treatment device for recovering lithium salt through lithium-containing wastewater is characterized by comprising a base (1), a first filtering mechanism (2), a regulating and precipitating mechanism (3), a filtering and concentrating mechanism (4) and a precipitating and recovering mechanism (5), wherein the filtering and concentrating mechanism (4) is arranged on one side of the top of the base (1), the regulating and precipitating mechanism (3) is installed on one side of the top of the filtering and concentrating mechanism (4), the first filtering mechanism (2) is arranged on one side of the top of the regulating and precipitating mechanism (3), and the precipitating and recovering mechanism (5) is installed on the other side of the top of the base (1);
the filtering and concentrating mechanism (4) comprises a mounting seat (40), the mounting seat (40) is fixedly mounted at the top of the base (1), a precipitation chamber (41) is formed in one side of the top of the mounting seat (40), an evaporation chamber (43) is formed in the other side of the top of the mounting seat (40), a first filtering plate (42) is fixedly mounted in the middle of the precipitation chamber (41), first heating rods (44) are symmetrically and fixedly mounted at the two sides of the bottom of the evaporation chamber (43), an exhaust port (45) is formed in one side of the top of the evaporation chamber (43), the precipitation chamber (41) is communicated with the evaporation chamber (43) through a connecting port (46), a first electromagnetic valve is mounted inside the connecting port (46), a water suction pump (48) is fixedly mounted inside the mounting seat (40) and below the precipitation chamber (41), a water suction port of the water suction pump (48) is fixedly connected with a first connecting pipe (47), and the other end of the first connecting pipe (47) is communicated with the evaporation chamber (43), and a water outlet of the water suction pump (48) is fixedly connected with a second connecting pipe (49).
2. The device for treating lithium salt recovery from lithium-containing wastewater according to claim 1, wherein the adjusting and precipitating mechanism (3) comprises an adjusting tank (30), the adjusting tank (30) is fixedly installed at the top of the evaporation chamber (43), a stirring mechanism (32) is provided at the bottom end inside the adjusting tank (30), the stirring mechanism (32) comprises a sealing box (321), the sealing box (321) is fixedly connected to the middle of the bottom surface inside the adjusting tank (30), a first motor (322) is fixedly installed at the bottom surface inside the sealing box (321), an output shaft of the first motor (322) penetrates through a top plate at the top of the sealing box (321) and is fixedly connected with a stirring blade (323), a first liquid discharge port (31) is formed at one side of the adjusting tank (30) close to the precipitation chamber (41), and the first liquid discharge port (31) communicates the inside of the adjusting tank (30) with the precipitation chamber (41), and a second electromagnetic valve is arranged in the first liquid discharge port (31).
3. The processing device for recovering lithium salt from lithium-containing wastewater according to claim 1, wherein the first filtering mechanism (2) comprises a first filtering tank (20), the first filtering tank (20) is fixedly installed at the top of the regulating reservoir (30), a liquid inlet pipe (21) is fixedly installed on one side of the top of the first filtering tank (20), a first valve is arranged on the liquid inlet pipe (21), a filtering box (22) is slidably installed in the middle of the inside of the first filtering tank (20), a plurality of first filtering holes are formed in the bottom surface of the filtering box (22), a liquid outlet pipe (23) is fixedly installed on one side, away from the liquid inlet pipe (21), of the bottom of the first filtering tank (20), a third electromagnetic valve is arranged at the top of the liquid outlet pipe (23), and the bottom end of the liquid outlet pipe (23) penetrates through the top plate of the regulating reservoir (30).
4. The device for treating lithium salt recovery from lithium-containing wastewater according to claim 1, wherein the precipitation recovery mechanism (5) comprises a recovery tank (51), the recovery tank (51) is fixedly installed on the top of the base (1), a fixing frame (511) is fixedly connected to the top of the recovery tank (51) near the filtration concentration mechanism (4), the other end of the second connecting pipe (49) is fixedly installed in the fixing frame (511), first installation slots are symmetrically formed on both sides of the bottom surface of the recovery tank (51), a second cylinder (54) is fixedly installed in each first installation slot, the piston rods of the second cylinders (54) are fixedly connected with a second filter plate (56), a second heating rod (55) is fixedly installed in the middle of the bottom surface inside the recovery tank (51) and below the second filter plate (56), retrieve pond (51) bottom and keep away from and filter concentrated mechanism (4) one side fixed mounting have filtrate pipe (57), be provided with valve two on filtrate pipe (57), retrieve pond (51) top is close to and filters concentrated mechanism (4) one side and has seted up the second mounting groove, fixed mounting has first cylinder (52) in the second mounting groove, the piston rod of first cylinder (52) runs through second mounting groove fixedly connected with push pedal (53), retrieve pond (51) top is kept away from and is filtered concentrated mechanism (4) one side and has seted up collection mouth (512), retrieve pond (51) are close to collection mouth (512) one side outside and are provided with backup pad (58), collecting box (59) have been placed at backup pad (58) top.
5. The apparatus for processing lithium salt recovery from lithium-containing wastewater as claimed in claim 4, wherein the bottom surface of the push plate (53) is flush with the bottom surface of the collection port (512), the top end of the interior of the recovery tank (51) is provided with a third mounting groove, and the push plate (53) is placed in the third mounting groove.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120333014.0U CN214829054U (en) | 2021-02-05 | 2021-02-05 | Treatment device for recovering lithium salt through lithium-containing wastewater |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120333014.0U CN214829054U (en) | 2021-02-05 | 2021-02-05 | Treatment device for recovering lithium salt through lithium-containing wastewater |
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| CN214829054U true CN214829054U (en) | 2021-11-23 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115343125A (en) * | 2022-08-08 | 2022-11-15 | 中国地质科学院矿产资源研究所 | Carbonate precipitation device and lithium carbonate isotope analysis method |
| CN116605909A (en) * | 2023-04-25 | 2023-08-18 | 湖南青冲新材料股份有限公司 | Electrolytic manganese dioxide purifying device and purifying method thereof |
-
2021
- 2021-02-05 CN CN202120333014.0U patent/CN214829054U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115343125A (en) * | 2022-08-08 | 2022-11-15 | 中国地质科学院矿产资源研究所 | Carbonate precipitation device and lithium carbonate isotope analysis method |
| CN116605909A (en) * | 2023-04-25 | 2023-08-18 | 湖南青冲新材料股份有限公司 | Electrolytic manganese dioxide purifying device and purifying method thereof |
| CN116605909B (en) * | 2023-04-25 | 2024-03-15 | 湖南青冲新材料股份有限公司 | Electrolytic manganese dioxide purifying device and purifying method thereof |
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Address after: Xishanlingjiao, Mashui Town, Yangchun City, Yangjiang City, Guangdong Province 529500 Patentee after: Kelixin (Yangjiang) new energy Co.,Ltd. Address before: 529600 xishanlingjiao, Mashui Town, Yangchun City, Yangjiang City, Guangdong Province Patentee before: YANGJIANG FEDERATION METAL CHEMICAL CO.,LTD. |