CN110404935A - A kind of anode material of lithium battery separator - Google Patents
A kind of anode material of lithium battery separator Download PDFInfo
- Publication number
- CN110404935A CN110404935A CN201910696055.3A CN201910696055A CN110404935A CN 110404935 A CN110404935 A CN 110404935A CN 201910696055 A CN201910696055 A CN 201910696055A CN 110404935 A CN110404935 A CN 110404935A
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- anode material
- battery separator
- collecting box
- reaction cylinder
- 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.)
- Pending
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 29
- 239000010405 anode material Substances 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 239000012528 membrane Substances 0.000 claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 239000000843 powder Substances 0.000 claims abstract description 14
- 239000000523 sample Substances 0.000 claims abstract description 14
- 238000011068 loading method Methods 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 12
- 238000010992 reflux Methods 0.000 claims description 5
- 238000007873 sieving Methods 0.000 claims description 2
- 238000002604 ultrasonography Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 20
- 239000000463 material Substances 0.000 description 20
- 239000011230 binding agent Substances 0.000 description 6
- 239000005030 aluminium foil Substances 0.000 description 4
- 239000010419 fine particle Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 239000006230 acetylene black Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229940113088 dimethylacetamide Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/04—Stationary flat screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/54—Reclaiming serviceable parts of waste accumulators
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
Abstract
The invention discloses a kind of anode material of lithium battery separators, it includes sequentially connected reaction cylinder, transmission channel and powder seperator, the upper end of reaction cylinder is respectively arranged with loading hopper and ultrasonic probe, filter membrane is provided in reaction cylinder, filter membrane top side is movably set with push plate, the first collecting box is provided with below filter membrane, first collecting box is connect by return pipe with reaction cylinder, transmission channel includes conveyer belt, one end of conveyer belt is located in reaction cylinder at height and position identical as push plate, and heating tube is provided in transmission channel.It is simple, highly reliable that the present invention is able to solve anode material of lithium battery low separation efficiency, time length, problem at high cost, structure in the prior art.
Description
Technical field
The present invention relates to a kind of battery recovery devices, and in particular to a kind of anode material of lithium battery separator.
Background technique
The main composition material of lithium ion battery includes electrolyte, isolated material, positive and negative pole material etc..Due in lithium battery
Positive electrode occupies larger proportion, and the mass ratio of positive and negative pole material is 3:1~4:1, and containing there are many valuable gold in positive electrode
Belong to, therefore carry out separation and recovery to waste lithium cell positive electrode to have very big value.
The prior art is in the separation method of lithium battery anode, one is by multiple multi-cycle separation filtering process, to protect
Isolated completeness is demonstrate,proved, but this method is longer in the presence of the processing time, low efficiency and problem at high cost；Another method is one
Secondary property separating treatment, but be easy exist because disengaging time deficiency cause processing it is not thorough enough, in positive electrode each section there is also
Stick to each other, the problem of influencing subsequent processing.
Summary of the invention
The present invention is directed to above-mentioned deficiency in the prior art, provides one kind and is able to solve lithium battery anode in the prior art
The anode material of lithium battery separator of material low separation efficiency, time length, problem at high cost.
In order to solve the above technical problems, present invention employs following technical proposals:
Provide a kind of anode material of lithium battery separator comprising sequentially connected reaction cylinder, transmission channel and powder
Last seperator, the upper end of reaction cylinder are respectively arranged with loading hopper and ultrasonic probe, filter membrane, filter membrane are provided in reaction cylinder
Top side is movably set with push plate, is provided with the first collecting box below filter membrane, the first collecting box by return pipe with react
Cylinder connection, transmission channel include conveyer belt, and one end of conveyer belt is located in reaction cylinder at height and position identical as push plate, and transmission is logical
Heating tube is provided in road；
Agitating device is provided in powder seperator, agitating device lower part is provided with porous sieve plate, sets below porous sieve plate
It is equipped with the second collecting box, porous sieve plate side is connect with third collecting box；Ultrasonic probe, agitating device are electric with control device respectively
Connection.
In above-mentioned technical proposal, it is preferred that control device is connect with operation panel.
In above-mentioned technical proposal, it is preferred that ultrasonic probe is connect with ultrasonic generator, ultrasonic generator and control device electricity
Connection.
In above-mentioned technical proposal, it is preferred that push plate is parallel with filter membrane, and one end upper angled of push plate is provided with baffle,
The other end of push plate is connect with first servo motor, and first servo motor is electrically connected with control device.
In above-mentioned technical proposal, it is preferred that heating tube twist structure and is laid in transmission channel.
In above-mentioned technical proposal, it is preferred that be provided with heating at the position that transmission channel is connected with powder seperator side wall
Rotating plate, the heating rotating plate lower end is adjacent to the upper surface of conveyer belt.
In above-mentioned technical proposal, it is preferred that agitating device includes stirring sieve, and the one end for stirring sieve is connect with column, column
Upper end connect with the second servo motor, the second servo motor is electrically connected with control device；Sieve tooth is evenly equipped on stirring sieve.
In above-mentioned technical proposal, it is preferred that sieve tooth is cylindrical, and the bottom surface for sieving tooth is ellipsoid.
In above-mentioned technical proposal, it is preferred that be provided with air-introduced machine at powder seperator and third collecting box connected position.
In above-mentioned technical proposal, it is preferred that be provided with reflux pump in return pipe.
The main beneficial effect of above-mentioned anode material of lithium battery separator provided by the invention is:
Ultrasonic probe is arranged by setting reaction cylinder in the present invention in reaction cylinder, makes in the positive electrode in lithium battery
Collector etc. separated with binder, if so that positive electrode is decomposed into the shape that dry substance mutually separates from entirety interconnected
State；By the way that filter membrane is arranged, penetrates into binder in the first collecting box, carry out initial gross separation with materials such as collectors；By setting
Push plate is set, when the material on filter membrane is more, pushes the material after initial gross separation to enter transmission channel by push plate.
By the way that heating tube is arranged in transmission channel, so that the material after initial gross separation be dried, so as to carry out into
The separation of one step；Cooperated by setting agitating device and porous sieve plate, agitating device drives the material after initial gross separation in porous sieve
It is rotated on plate, so that the fine particles such as valuable metal and acetylene black is entered the second collecting box by porous sieve plate, biggish material is such as
Aluminium foil then enters third collecting box from side, to complete the separation of anode material of lithium battery.
In entire separation process, due to not needing to carry out multi-cycle separation operation to positive electrode, separating rate is fast；It is logical
The physical treatment courses such as ultrasonic probe separation, heating tube drying, agitating device sub-sieve are crossed, separative efficiency is high, and due to not needing
Complicated chemical reagent or setting complex working condition are added, separation costs are low, do not need that lithium battery can be completed just using complicated instrument
The separation of pole material, in order to which the positive electrode after separation is further processed.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Wherein, 1, reaction cylinder, 11, loading hopper, 12, ultrasonic probe, 121, ultrasonic generator, 13, push plate, 14, baffle,
15, filter membrane, 2, transmission channel, 21, conveyer belt, 22, heating tube, 23, heating rotating plate, the 24, first collecting box, 25, return pipe,
26, reflux pump, 27, discharge pipe, 28, regulating valve, 3, powder seperator, 31, agitating device, 32, stirring sieve, 321, column,
322, sieve tooth, 33, porous sieve plate, the 34, second collecting box, 35, air-introduced machine, 36, third collecting box, 37, pipeline, 38, rotor plate,
4, control device, 41, operation panel, 42, first servo motor, the 43, second servo motor.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
As shown in Figure 1, it is the structural schematic diagram of anode material of lithium battery separator.
Anode material of lithium battery separator of the invention includes sequentially connected reaction cylinder 1, transmission channel 2 and powder point
Disembark 3, the upper end of reaction cylinder 1 is respectively arranged with loading hopper 11 and ultrasonic probe 12, is added individually by loading hopper 11
Positive plate of lithium battery and organic solvent, organic solvent is including but not limited to following one or more: dimethylformamide, dimethyl
Acetamide, tetrahydrofuran, n-methyl-2-pyrrolidone, dimethyl sulfoxide etc., to carry out separating treatment；Ultrasonic probe 12 and super
Acoustic generator 121 connects, and ultrasonic generator 121 is set to 1 outside of reaction cylinder.Ultrasonic wave is discharged by ultrasonic probe 12, makes lithium
The structures such as the collector in anode are separated with binder therein, to facilitate further separating treatment.It is organic by being added
Solvent, to be separated from the structures such as collector in conjunction with binder.
It is provided with filter membrane 15 in reaction cylinder 1, the first collecting box 24 is provided with below filter membrane 15.First collecting box 24 is logical
It crosses return pipe 25 to connect with reaction cylinder 1, reflux pump 26 is provided in return pipe 25.By filter membrane 15 by the bonding of initial gross separation
Agent and solvent recovery enter in the first collecting box 24.Organic solvent is pumped into reaction cylinder 1 along return pipe 25 by reflux pump 26, with
Convenient for reusing to organic solvent, cost is saved.
Preferably, it is provided with discharge pipe 27 on the first collecting box 24, regulating valve 28 is installed on discharge pipe 27.Such as binder
Concentration it is larger when, open regulating valve 28, the binder solution of high concentration be discharged by discharge pipe 27, next step resource is convenient for
Change and utilizes.
15 top side of filter membrane is movably set with push plate 13, and push plate 13 is parallel with filter membrane 15, on one end of push plate 13
Portion is tiltedly installed with baffle 14, and the other end of push plate 13 is connect with first servo motor 42.When the material on filter membrane 15 is more
When, push the material after initial gross separation to enter transmission channel 2 by push plate 13.
Transmission channel includes conveyer belt 21, and one end of conveyer belt 21 is located at height and position identical as push plate 13 in reaction cylinder 1
Place, is provided with heating tube 22 in transmission channel 2, and heating tube 22 twist structure and is laid on the side wall of transmission channel 2.It passes
Heating rotating plate 23 is provided at the position that defeated channel 2 is connected with 3 side wall of powder seperator, both ends and the transmission for heating rotating plate 23 are logical
Road 2 it is side walls hinged；23 lower end of rotating plate is heated adjacent to the upper surface of conveyer belt 21.
The material after the initial gross separation in conveyer belt 21 is dried by heating tube 22；By heating rotating plate
Material on 23 pairs of conveyer belts 21 is further dried, using ensure enter powder seperator 3 in material as drying regime, from
And the isolated completeness after guaranteeing.
Agitating device 31 is provided in powder seperator 3,31 lower part of agitating device is provided with porous sieve plate 33.Agitating device
31 include stirring sieve 32, and one end of stirring sieve 32 is connect with column 321, and the upper end of column 321 is connect with the second servo motor 43,
Column 321 is driven to rotate by the second servo motor 43, to drive entire 32 rotation of stirring sieve；Sieve is evenly equipped on stirring sieve 32
Tooth 322.
Optionally, sieve tooth 322 is cylindrical, and the bottom surface of sieve tooth 322 is ellipsoid.To improve to material on porous sieve plate 33
Pressure, to guarantee that the fine particles such as valuable metal and acetylene black can sufficiently pass through porous sieve plate 33, to guarantee its filtering
Effect.
Optionally, the side that sieve tooth 322 deviates column 321 is inclined surface, so as to by biggish material, outward such as aluminium foil
It pushes.
The second collecting box 34 is provided with below porous sieve plate 33, to collect through the lower valuable metal leaked of porous sieve plate 33 and
The fine particles such as acetylene black.33 side of porous sieve plate is connect by pipeline 37 with third collecting box 36；It is provided with and draws in pipeline 37
Blower 35 attracts the larger material such as aluminium foil to 36 direction of third collecting box.
Optionally, be provided with rotor plate 38 at porous sieve plate 33 and 37 connecting position of pipeline, rotor plate 38 by hinged shaft with
Rotary electric machine connection.
When agitating device 31 works, the state in a vertical shape of rotor plate 38 setting, by rotor plate 38 to stop fine particle
Into third collecting box 36, to guarantee isolated accuracy.When starting air-introduced machine 35, the 90 degree of Right deviations of meeting of rotor plate 38, with
Guarantee that the large volumes materials such as aluminium foil attract to 36 direction of third collecting box.Pass through rotor plate 38, porous sieve plate 33 and stirring sieve 32
Common cooperation, guarantee to the isolated accuracy of particle of different sizes.
Separator further includes control device 4, control device 4 respectively with rotary electric machine, regulating valve 28, ultrasonic probe 12,
Ultrasonic generator 121, agitating device 31, air-introduced machine 35, first servo motor 42, the second servo motor 43 and air-introduced machine 35 are electrically connected
It connects.Control device 4 is connect with operation panel 41, adjusts each component movement by operation panel 41 to facilitate.
A specific embodiment of the invention is described above, in order to facilitate understanding by those skilled in the art this hair
It is bright, it should be apparent that the present invention is not limited to the ranges of specific embodiment, for those skilled in the art,
As long as various change is in the spirit and scope of the present invention that the attached claims limit and determine, these variations are aobvious and easy
See, all are using the innovation and creation of present inventive concept in the column of protection.
Claims (10)
1. a kind of anode material of lithium battery separator, which is characterized in that including sequentially connected reaction cylinder, transmission channel and powder
Last seperator, the upper end of reaction cylinder are respectively arranged with loading hopper and ultrasonic probe, filter membrane, filter membrane are provided in reaction cylinder
Top side is movably set with push plate, is provided with the first collecting box below filter membrane, the first collecting box by return pipe with react
Cylinder connection, transmission channel include conveyer belt, and one end of conveyer belt is located in reaction cylinder at height and position identical as push plate, and transmission is logical
Heating tube is provided in road；
Agitating device is provided in powder seperator, agitating device lower part is provided with porous sieve plate, is provided with below porous sieve plate
Second collecting box, porous sieve plate side are connect with third collecting box；Ultrasonic probe, agitating device are electrically connected with control device respectively
It connects.
2. anode material of lithium battery separator according to claim 1, which is characterized in that the control device and operation
Panel connection.
3. anode material of lithium battery separator according to claim 1, which is characterized in that the ultrasonic probe and ultrasound
Generator connection, ultrasonic generator are electrically connected with control device.
4. anode material of lithium battery separator according to claim 1, which is characterized in that the push plate and filter membrane are flat
Row, one end upper angled of push plate is provided with baffle, and the other end of push plate is connect with first servo motor, first servo motor and
Control device electrical connection.
5. anode material of lithium battery separator according to claim 1, which is characterized in that the heating tube is twist
Structure is simultaneously laid in transmission channel.
6. anode material of lithium battery separator according to claim 5, which is characterized in that the transmission channel and powder
Seperator side wall is provided with heating rotating plate at connected position, and the heating rotating plate lower end is adjacent to the upper surface of conveyer belt.
7. anode material of lithium battery separator according to claim 1, which is characterized in that the agitating device includes stirring
Sieve is mixed, the one end for stirring sieve is connect with column, and the upper end of column is connect with the second servo motor, and the second servo motor and control fill
Set electrical connection；Sieve tooth is evenly equipped on stirring sieve.
8. anode material of lithium battery separator according to claim 7, which is characterized in that the sieve tooth is cylindrical,
The bottom surface for sieving tooth is ellipsoid.
9. anode material of lithium battery separator according to claim 1, which is characterized in that the powder seperator and
Air-introduced machine is provided at three collecting box connected positions.
10. anode material of lithium battery separator according to claim 1, which is characterized in that setting in the return pipe
There is reflux pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910696055.3A CN110404935A (en) | 2019-07-30 | 2019-07-30 | A kind of anode material of lithium battery separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910696055.3A CN110404935A (en) | 2019-07-30 | 2019-07-30 | A kind of anode material of lithium battery separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110404935A true CN110404935A (en) | 2019-11-05 |
Family
ID=68364205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910696055.3A Pending CN110404935A (en) | 2019-07-30 | 2019-07-30 | A kind of anode material of lithium battery separator |
Country Status (1)
| Country | Link |
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| CN (1) | CN110404935A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845512A (en) * | 2020-12-29 | 2021-05-28 | 安徽天畅金属材料有限公司 | Continuous ultrasonic desulfurization treatment tank suitable for waste lead plaster |
| CN116116861A (en) * | 2023-04-14 | 2023-05-16 | 沧州彩客锂能有限公司 | Lithium battery positive plate recycling device and recycling method |
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| CN116116861A (en) * | 2023-04-14 | 2023-05-16 | 沧州彩客锂能有限公司 | Lithium battery positive plate recycling device and recycling method |
| CN116116861B (en) * | 2023-04-14 | 2023-06-16 | 沧州彩客锂能有限公司 | Lithium battery positive plate recycling device and recycling method |
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