CN113113687A - Lead plaster desulfurization method for waste lead-acid storage battery - Google Patents
Lead plaster desulfurization method for waste lead-acid storage battery Download PDFInfo
- Publication number
- CN113113687A CN113113687A CN202110244295.7A CN202110244295A CN113113687A CN 113113687 A CN113113687 A CN 113113687A CN 202110244295 A CN202110244295 A CN 202110244295A CN 113113687 A CN113113687 A CN 113113687A
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- lead
- plaster
- acid storage
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- waste
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- 239000011505 plaster Substances 0.000 title claims abstract description 63
- 239000002253 acid Substances 0.000 title claims abstract description 47
- 239000002699 waste material Substances 0.000 title claims abstract description 47
- 238000003860 storage Methods 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000006477 desulfuration reaction Methods 0.000 title abstract description 9
- 230000023556 desulfurization Effects 0.000 title abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 22
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 34
- YADSGOSSYOOKMP-UHFFFAOYSA-N dioxolead Chemical compound O=[Pb]=O YADSGOSSYOOKMP-UHFFFAOYSA-N 0.000 claims description 28
- 238000001125 extrusion Methods 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000005868 electrolysis reaction Methods 0.000 description 22
- 239000000047 product Substances 0.000 description 7
- 238000002156 mixing Methods 0.000 description 6
- 238000005192 partition Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000004064 recycling Methods 0.000 description 5
- 238000003723 Smelting Methods 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000001099 ammonium carbonate Substances 0.000 description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 2
- 239000010926 waste battery Substances 0.000 description 2
- MFEVGQHCNVXMER-UHFFFAOYSA-L 1,3,2$l^{2}-dioxaplumbetan-4-one Chemical compound [Pb+2].[O-]C([O-])=O MFEVGQHCNVXMER-UHFFFAOYSA-L 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910000003 Lead carbonate Inorganic materials 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002608 ionic liquid Substances 0.000 description 1
- 229910000464 lead oxide Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/22—Inorganic acids
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/18—Electrolytic production, recovery or refining of metals by electrolysis of solutions of lead
-
- 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
- H01M10/06—Lead-acid 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention relates to a diachylon desulfurization method of a waste lead-acid storage battery, which is characterized by comprising the following steps of: step 1: disassembling the waste lead-acid storage battery, and taking out the positive plate and the negative plate; and 2, taking the positive lead plaster of the positive plate and the negative lead plaster of the negative plate as positive electrodes, putting one end of the positive plate into a conductive liquid, connecting the other end of the positive plate with the positive electrode of an external power supply, connecting the external power supply with one end of the negative electrode, putting the other end of the negative electrode into the conductive liquid, and electrifying. The method for desulfurizing the lead plaster of the waste lead-acid storage battery has low cost and high efficiency.
Description
Technical Field
The invention relates to the field of lead-acid storage battery recovery.
Background
At present, two methods for recovering and desulfurizing lead plaster of waste lead-acid storage batteries are mainly adopted, wherein the first method is to add one or more desulfurizing agents (ammonium carbonate, ammonium bicarbonate, sodium carbonate and sodium hydroxide) into the waste lead plaster to desulfurize the lead plaster and simultaneously smelt lead carbonate to obtain lead. And secondly, the waste lead plaster and the smelting auxiliary agent are smelted together in a smelting furnace in an oxygen-enriched high-temperature mode, generated sulfur dioxide flue gas is converted into sulfur trioxide and then absorbed by ionic liquid to prepare sulfuric acid, on one hand, the method needs new substances to increase the production cost, meanwhile, the generated byproducts are very complex to treat, on the other hand, the products can only obtain lead, and meanwhile, a large amount of waste gas can be generated.
Disclosure of Invention
In order to solve the technical problem, the invention provides a method for desulfurizing lead plaster of a waste lead-acid storage battery, which is characterized by comprising the following steps of: step 1: disassembling the waste lead-acid storage battery, and taking out the positive plate and the negative plate; and 2, taking the positive lead plaster of the positive plate and the negative lead plaster of the negative plate as positive electrodes, putting one end of the positive plate into a conductive liquid, connecting the other end of the positive plate with the positive electrode of an external power supply, connecting the external power supply with one end of the negative electrode, putting the other end of the negative electrode into the conductive liquid, and electrifying.
Further, the lead dioxide desulfurized in the step 2 is subjected to sulfur-free treatment.
Further, the lead dioxide in the step 2 is subjected to sulfur-free treatment to obtain beta lead dioxide or red lead.
Further, the beta lead dioxide or red lead is conveyed to a paste mixer.
Further, the conductive liquid is dilute sulfuric acid.
Further, the step 2 is followed by a step of delivering the conductive liquid after the conduction to the paste mixer.
Further, the step 1 further comprises a step of taking out the partition plate and a step of extruding the partition plate to obtain sulfuric acid.
Further, the sulfuric acid obtained by the extrusion is filtered by an ionic membrane to obtain sulfuric acid for paste mixing.
Further, the method also comprises the step of conveying the sulfuric acid obtained by filtering to a paste mixer.
The method and the device for desulfurizing the lead plaster of the waste lead-acid storage battery have low cost and high efficiency.
Drawings
FIG. 1 is a schematic diagram of a lead plaster desulfurization device for waste lead-acid storage batteries according to the present invention.
Detailed Description
The invention is further described below with reference to the specific drawings.
As shown in fig. 1, the lead plaster desulfurization device for waste lead-acid storage batteries of the invention comprises a waste lead-acid storage battery dismantling device 1, a polar plate conveying device 2, a polar plate sorting device 3, a lead plaster electrolysis device 4, a lead dioxide treatment device 5, a lead treatment device 6, a partition plate extrusion device 7, an acid liquid storage device 8, and a plaster mixer 9, which can also be used as a part of the lead plaster desulfurization device for waste lead-acid storage batteries of the invention.
The method for desulfurizing the diachylon of the waste lead-acid storage battery comprises the following steps: disassembling the waste lead-acid storage battery by using a waste lead-acid storage battery disassembling device 1, and taking out the positive plate and the negative plate; the disassembled positive plate and negative plate are sent to a plate conveying device 2 and classified by a plate sorting device 3, such as a color sorter, namely collecting the positive plates together and the negative plates together, then placing the positive plates in parallel into the positive position of a lead plaster electrolysis device 4, and the negative plate can be put in parallel at the negative position in the diachylon electrolysis device 4, namely one end of the positive plate is put in the conductive liquid, the other end is connected with the anode of an external power supply, one end of the negative plate is put into the conductive liquid, the other end is connected with the cathode of the external power supply, electrifying, treating the lead dioxide obtained after the positive electrode is desulfurized by a lead dioxide treatment device 5 to obtain a treated product, such as red lead or beta lead oxide, treating the treated product and sending the treated product to a paste mixer 9, and smelting the lead obtained after the negative electrode is desulfurized by a lead treatment device 6 at a low temperature to obtain refined lead, wherein the treated product can also be sent to the paste mixer 9. According to the method for desulfurizing the lead plaster of the waste lead-acid storage battery, when the waste lead-acid storage battery disassembling device 1 is disassembled, the partition plate is also taken out, the partition plate is separated by the separation device 3 and then sent to the partition plate extrusion device 7 to be extruded to obtain sulfuric acid, the sulfuric acid obtained by extrusion is filtered by an ionic membrane to obtain sulfuric acid for plaster mixing, and the sulfuric acid for plaster mixing is treated by the sulfuric acid storage device 8 and then sent to the plaster mixing machine 9 or directly sent to the plaster mixing machine 9. According to the method for desulfurizing the lead plaster of the waste lead-acid storage battery, the conductive liquid of the lead plaster electrolysis device 4 can be dilute sulfuric acid with the density of 1.01-1.10 g/ml, the density of the acid liquid is increased after the electrification and electrolysis are finished, part of the conductive liquid after the electrification and electrolysis is added with pure water to be prepared to 1.01-1.10 g/ml and then is continuously used for electrochemically desulfurizing the waste polar plate, and the rest part of the conductive liquid is used as paste combination or formed acid for standby after impurity removal through an ionic membrane. After treatment, it may be fed to the mixer 9.
The diachylon electrolysis device 4 in the diachylon desulphurization device of the waste lead-acid storage battery can only carry out positive electrode electrolysis according to the needs, for example, one end of a positive plate or a negative plate is put into a conductive liquid, the other end of the positive plate or the negative plate is connected with the positive electrode of an external power supply, the negative electrode of the external power supply is connected with one end of a negative electrode, and the other end of the negative electrode is put into the conductive liquid and electrified; it is also possible to perform only negative electrode electrolysis, such as placing one end of a positive or negative electrode plate in a conductive liquid, connecting the other end to the negative electrode of an external power supply, connecting the positive electrode of the external power supply to one end of a positive electrode, placing the other end of the positive electrode in a conductive liquid, and conducting electricity; the positive electrode and the negative electrode can be electrolyzed simultaneously; the electrolysis may be performed on both the positive electrode of the lead paste electrolysis device 4 and the negative electrode of the lead paste electrolysis device 4 after the positive and negative electrode plates of the waste battery are connected in parallel, or the electrolysis may be performed on both the positive electrode plate and the negative electrode plate of the lead paste electrolysis device 4. The lead paste desulfurization of the lead-acid storage battery is carried out on the positive electrode only when lead dioxide is obtained, and is carried out on the negative electrode only when lead is obtained, or the positive electrode and the negative electrode are simultaneously electrolyzed according to the requirement of the raw material demand of the paste, or the negative electrode electrolysis and the positive electrode electrolysis can be alternately carried out. The positive electrode and the negative electrode simultaneously carry out electrolytic desulfurization on the positive electrode plate and the negative electrode plate, so that electric energy can be saved. The lead plaster electrolysis device 4 provides different electrolysis modes, can realize flexible control in the production process, better realizes raw material preparation, and improves the production efficiency.
In the lead plaster desulfurization device for the waste lead-acid storage batteries, the positive and negative electrode plates of the waste lead-acid storage batteries are directly electrolyzed by the lead plaster electrolysis device 4, so that the working procedure of stripping lead plaster from the electrode plates can be omitted, particularly, in the negative electrode electrolysis process, the waste electrode plates can be directly smelted at low temperature after the negative electrode is electrolyzed, the efficiency is improved, and the cost is reduced.
In addition, in the diachylon desulphurization device for the waste lead-acid storage batteries, the electrolysis desulphurization product, the waste acid liquid and even the electrolysis conductive liquid are conveyed to the diachylon mixing machine for recycling, so that the cost reduction and the efficiency improvement of the recycling of the waste batteries can be realized, a complete waste recycling system is formed, in addition, the desulphurization recycling product is used as a raw material for battery production, the recycling and the production can be unified and coordinated, and the cost and the safety problem of long-distance transportation are avoided.
The invention can also disassemble the waste lead-acid storage battery, separate the lead plaster on the positive plate and the negative plate after being taken out, and respectively electrolyze the positive lead plaster and the negative lead plaster as the positive electrode and the negative electrode, or electrolyze the positive lead plaster and the negative lead plaster after being mixed as the positive electrode or the negative electrode, thereby realizing the aim of the invention.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (14)
1. A diachylon desulphurization method of waste lead-acid storage batteries is characterized by comprising the following steps: step 1: disassembling the waste lead-acid storage battery, and taking out the positive plate and the negative plate; and 2, taking the positive lead plaster of the positive plate and the negative lead plaster of the negative plate as positive electrodes, putting one end of the positive plate into a conductive liquid, connecting the other end of the positive plate with the positive electrode of an external power supply, connecting the external power supply with one end of the negative electrode, putting the other end of the negative electrode into the conductive liquid, and electrifying.
2. The method for desulfurizing lead plaster of waste lead-acid storage batteries according to claim 1, wherein the lead dioxide desulfurized in the step 2 is subjected to sulfur-free treatment.
3. The method for desulfurizing lead plaster of waste lead-acid storage batteries according to claim 2, wherein the lead dioxide obtained in the step 2 is subjected to sulfur-free treatment to obtain beta lead dioxide or red lead.
4. The method for desulfurizing lead plaster of waste lead-acid storage batteries according to claim 3, wherein beta lead dioxide or red lead is fed to a plaster mixer.
5. A diachylon desulphurization method of waste lead-acid storage batteries is characterized by comprising the following steps: step 1: disassembling the waste lead-acid storage battery, and taking out the positive plate and the negative plate; and 2, taking the positive lead plaster of the positive plate and the negative lead plaster of the negative plate as negative electrodes, putting one end of the negative electrode lead plaster into a conductive liquid, connecting the other end of the negative electrode lead plaster with the negative electrode of an external power supply, connecting the external power supply with one end of the positive electrode, putting the other end of the positive electrode into the conductive liquid, and electrifying.
6. The method for desulfurizing lead plaster of waste lead-acid storage batteries according to claim 5, wherein the lead desulfurized in the step 2 is melted and then sent to a plaster mixer.
7. A diachylon desulphurization method of waste lead-acid storage batteries is characterized by comprising the following steps: step 1: disassembling the waste lead-acid storage battery, and taking out the positive plate and the negative plate; and 2, taking the positive lead plaster of the positive plate as a positive electrode, putting one end of the positive plate into conductive liquid, connecting the other end of the positive plate with the positive electrode of an external power supply, taking the negative lead plaster as a negative electrode, putting one end of the negative lead plaster into the conductive liquid, connecting the other end of the negative lead plaster with the negative electrode of the external power supply, and electrifying.
8. The method for desulfurizing lead plaster of waste lead-acid storage batteries according to claim 7, wherein the lead dioxide obtained by desulfurizing the positive lead plaster in the step 2 is subjected to sulfur-free treatment and is conveyed to a plaster mixer, and the lead obtained by desulfurizing the negative lead plaster is also conveyed to the plaster mixer after being smelted.
9. The method for desulfurizing lead paste of waste lead-acid storage batteries according to claim 8, wherein o-lead dioxide is subjected to sulfur-free treatment to obtain beta-lead dioxide or red lead.
10. The method for desulfurizing lead plaster of waste lead-acid storage batteries according to any one of claims 1 to 9, wherein said conductive liquid is dilute sulfuric acid.
11. The method for desulfurizing lead plaster of waste lead-acid storage batteries according to claim 10, wherein said step 2 is followed by a step of feeding said conductive liquid after conducting electricity to said paste mixer.
12. The method for desulfurizing lead plaster of waste lead-acid storage batteries according to any one of claims 1 to 9, wherein the step 1 further comprises removing the separator and further comprises a step of pressing the separator to obtain sulfuric acid.
13. The method for desulfurizing lead plaster of waste lead-acid storage batteries according to claim 12, wherein the sulfuric acid obtained by the extrusion is filtered by an ionic membrane to obtain sulfuric acid for plaster.
14. The method for desulfurizing lead plaster of waste lead-acid storage batteries according to claim 13, further comprising a step of feeding the filtered sulfuric acid to a plaster mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110244295.7A CN113113687A (en) | 2021-03-05 | 2021-03-05 | Lead plaster desulfurization method for waste lead-acid storage battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110244295.7A CN113113687A (en) | 2021-03-05 | 2021-03-05 | Lead plaster desulfurization method for waste lead-acid storage battery |
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| CN113113687A true CN113113687A (en) | 2021-07-13 |
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| CN202110244295.7A Pending CN113113687A (en) | 2021-03-05 | 2021-03-05 | Lead plaster desulfurization method for waste lead-acid storage battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023159906A1 (en) * | 2022-02-23 | 2023-08-31 | 浙江铅锂智行科技有限公司 | Electrolysis device |
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| US6730428B1 (en) * | 1998-07-24 | 2004-05-04 | T & K Co., Ltd. | Method of recycling lead-acid storage battery |
| CN101488597A (en) * | 2009-02-23 | 2009-07-22 | 东南大学 | Method for waste lead-acid cell resourcization and lead-acid cell cyclic production |
| CN103794834A (en) * | 2014-03-04 | 2014-05-14 | 襄阳远锐资源工程技术有限公司 | Method for recycling used lead-acid batteries in full circulation mode |
| CN105789725A (en) * | 2016-04-03 | 2016-07-20 | 株洲盈定自动化设备科技有限公司 | Formation charging desulfurization recycling new technology of waste lead storage battery |
| CN105858716A (en) * | 2016-04-03 | 2016-08-17 | 株洲盈定自动化设备科技有限公司 | Novel method for directly regenerating waste lead-acid battery into lead powders |
| CN107732350A (en) * | 2017-10-09 | 2018-02-23 | 超威电源有限公司 | A kind of method of the clay standby red lead of positive pole scrap lead using lead-acid accumulator |
-
2021
- 2021-03-05 CN CN202110244295.7A patent/CN113113687A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6730428B1 (en) * | 1998-07-24 | 2004-05-04 | T & K Co., Ltd. | Method of recycling lead-acid storage battery |
| CN101488597A (en) * | 2009-02-23 | 2009-07-22 | 东南大学 | Method for waste lead-acid cell resourcization and lead-acid cell cyclic production |
| CN103794834A (en) * | 2014-03-04 | 2014-05-14 | 襄阳远锐资源工程技术有限公司 | Method for recycling used lead-acid batteries in full circulation mode |
| CN105789725A (en) * | 2016-04-03 | 2016-07-20 | 株洲盈定自动化设备科技有限公司 | Formation charging desulfurization recycling new technology of waste lead storage battery |
| CN105858716A (en) * | 2016-04-03 | 2016-08-17 | 株洲盈定自动化设备科技有限公司 | Novel method for directly regenerating waste lead-acid battery into lead powders |
| CN107732350A (en) * | 2017-10-09 | 2018-02-23 | 超威电源有限公司 | A kind of method of the clay standby red lead of positive pole scrap lead using lead-acid accumulator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023159906A1 (en) * | 2022-02-23 | 2023-08-31 | 浙江铅锂智行科技有限公司 | Electrolysis device |
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