CN113943866A - Lead slime desulfurization recovery process of waste battery - Google Patents
Lead slime desulfurization recovery process of waste battery Download PDFInfo
- Publication number
- CN113943866A CN113943866A CN202111205945.3A CN202111205945A CN113943866A CN 113943866 A CN113943866 A CN 113943866A CN 202111205945 A CN202111205945 A CN 202111205945A CN 113943866 A CN113943866 A CN 113943866A
- Authority
- CN
- China
- Prior art keywords
- lead
- desulfurization
- parts
- solid
- slime
- 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
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 47
- 230000023556 desulfurization Effects 0.000 title claims abstract description 47
- 239000010926 waste battery Substances 0.000 title claims abstract description 25
- 238000011084 recovery Methods 0.000 title claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 36
- 239000007788 liquid Substances 0.000 claims abstract description 34
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 28
- 238000000227 grinding Methods 0.000 claims abstract description 19
- 238000000926 separation method Methods 0.000 claims abstract description 17
- 238000003756 stirring Methods 0.000 claims abstract description 15
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 14
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000012634 fragment Substances 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims description 25
- MFEVGQHCNVXMER-UHFFFAOYSA-L 1,3,2$l^{2}-dioxaplumbetan-4-one Chemical compound [Pb+2].[O-]C([O-])=O MFEVGQHCNVXMER-UHFFFAOYSA-L 0.000 claims description 18
- 229910000003 Lead carbonate Inorganic materials 0.000 claims description 18
- 239000002244 precipitate Substances 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 11
- 239000011505 plaster Substances 0.000 claims description 9
- 244000063299 Bacillus subtilis Species 0.000 claims description 6
- 235000014469 Bacillus subtilis Nutrition 0.000 claims description 6
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 6
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 claims description 6
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 6
- 238000002386 leaching Methods 0.000 claims description 6
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 6
- 235000011152 sodium sulphate Nutrition 0.000 claims description 6
- 241000194105 Paenibacillus polymyxa Species 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 5
- 238000005868 electrolysis reaction Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 1
- 230000001376 precipitating effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 10
- 238000004064 recycling Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000179039 Paenibacillus Species 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009854 hydrometallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000005486 organic electrolyte Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000009853 pyrometallurgy Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/11—Removing sulfur, phosphorus or arsenic other than by roasting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B13/00—Obtaining lead
- C22B13/04—Obtaining lead by wet processes
- C22B13/045—Recovery from waste materials
-
- 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
- H01M10/54—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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
-
- 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 lead slime desulfurization recovery process of waste batteries, and relates to the technical field of waste battery recovery. The invention comprises the following steps: step 1: disassembling the recovered waste batteries, and pouring the waste batteries into a crusher for crushing after the disassembly is finished; step 2: after the crushing is finished, uniformly paving the obtained waste battery fragments on a grinding surface of a grinding machine, uniformly grinding for 20-30 minutes to obtain wet lead mud after the grinding is finished; step 3: putting wet lead slime on a filter press for solid-liquid separation, putting the obtained lead slime into a desulfurization reaction container, and performing desulfurization treatment by using a customized desulfurizing agent, wherein the desulfurization operation comprises the following specific steps; and (2) adding 30 parts of sodium carbonate and 10 parts of water into a desulfurization reaction container filled with the lead slime, uniformly stirring for 5-7 minutes, and standing and precipitating the obtained lead slime solution for 10-15 minutes after stirring.
Description
Technical Field
The invention relates to the technical field of waste battery recovery, in particular to a lead slime desulfurization recovery process of waste batteries.
Background
The waste battery recycling means that the used battery is recycled, the most domestic industrial battery is a lead storage battery, lead accounts for more than 50% of the total cost of the storage battery, and the pyrometallurgical process, the hydrometallurgical process and the solid-phase electrolytic reduction technology are mainly adopted. The casing is plastic, can regenerate, basically realize no secondary pollution, the small-scale secondary battery uses more nickel cadmium, nickel hydrogen and lithium ion battery, cadmium in the nickel cadmium battery is one of the heavy metal elements of environmental protection strict control, organic electrolyte in the lithium ion battery, alkali in nickel cadmium, nickel hydrogen battery and auxiliary material copper of making the battery, etc. heavy metal, all form the pollution to the environment. The total domestic use amount of the small-sized secondary batteries is only hundreds of millions, most of the small-sized secondary batteries have small volume, the use value of the waste batteries is low, and in addition, the use is dispersed, most of the small-sized secondary batteries are used for domestic garbage treatment, the recycling has problems in the aspects of cost and management, and the recycling also has certain technical problems;
need carry out the desulfurization with the lead slime that obtains when retrieving the breakage at the waste battery that will retrieve, the chemical reaction of traditional desulfurization method is insufficient, lead to the desulfurization effect of lead slime relatively poor, and then make the recovery thing availability that obtains lower, for solving above-mentioned problem the lead slime desulfurization recovery technology of waste battery of design now can be effectual solve its chemical reaction of desulfurization mode of traditional waste battery and lead the desulfurization effect of slime relatively poor, and then make the recovery thing availability that obtains lower problem.
Disclosure of Invention
The invention aims to provide a lead slime desulfurization recovery process of waste batteries, which solves the problems that the traditional waste battery desulfurization mode has insufficient chemical reaction, so that the desulfurization effect of the lead slime is poor, and the availability of the obtained recovered substances is low.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a lead slime desulfurization and recovery process of waste batteries, which comprises the following steps:
step 1: disassembling the recycled waste batteries to obtain lead blocks, and pouring the lead blocks into a crusher to be crushed to obtain lead block fragments;
step 2: after the crushing is finished, uniformly paving the obtained lead block fragments on the grinding surface of a grinding machine for uniform grinding, wherein the grinding precision is 8000-12500 meshes, and obtaining wet lead mud after the grinding is finished;
step 3: putting wet lead slime on a filter press for solid-liquid separation, putting the obtained lead slime into a desulfurization reaction container, and performing desulfurization treatment by using a customized desulfurizing agent, wherein the desulfurization operation comprises the following specific steps in terms of weight components;
adding 30 parts of sodium carbonate and 10 parts of water into a desulfurization reaction container filled with 10 parts of lead slime, and uniformly stirring for 5-7 minutes;
after stirring, standing the obtained lead slime solution for precipitation for 10-15 minutes, and after standing, placing the lead slime solution into a filter to perform secondary solid-liquid separation to obtain solid lead carbonate and liquid sodium sulfate, wherein the purity of the obtained lead-containing solid can be improved through two solid-liquid separation operations, and the effect of extracting lead by desulfurization is improved;
step 4: drying the obtained solid lead carbonate in a curing chamber at the drying temperature of 20-25 ℃ for 10-15 minutes to obtain dried solid lead carbonate;
step 5: putting the dried solid lead carbonate into a reaction container, leaching the lead in the solid lead carbonate in the reaction container to obtain a lead plaster precipitate, electrolyzing the leached lead plaster precipitate to obtain electrolytic lead, and casting the lead obtained by electrolysis to obtain a pure lead ingot.
Further, the liquid sodium sulfate obtained in Step3 is placed into another reactor, barium carbonate is added into the reactor, stirring is carried out, full reaction is carried out, standing is carried out, liquid-solid separation is carried out, precipitate barium sulfate and liquid sodium carbonate are obtained, the liquid sodium carbonate is sent into a desulfurization reaction container and is recycled as a desulfurizing agent, the obtained liquid sodium carbonate is recycled for the second time, the utilization rate of waste liquid is improved, and the economic cost is reduced.
Further, the specific manner of the leaching operation in Step5 is as follows: taking 10 parts of silicofluoric acid and 10 parts of borofluoric acid by weight respectively, adding into solid lead carbonate, adding 15 parts of water, fully stirring for reaction, and carrying out solid-liquid separation for three times after the reaction is finished to obtain a lead plaster precipitate.
Further, the preparation method of the customized desulfurizing agent in Step3 comprises the following steps: taking 20 parts of water, 10 parts of diatomite, 15 parts of bacillus subtilis and 15 parts of paenibacillus polymyxa by weight, fully stirring for reaction, and drying at a low temperature of 19-23 ℃ for 10-15 minutes after the reaction is finished.
The invention has the following beneficial effects:
firstly, the purity of the obtained lead-containing solid can be improved through two solid-liquid separation operations, the effect of extracting lead by desulfurization is improved, and pure lead ingots are obtained for recycling through casting the lead obtained by electrolysis.
The obtained liquid sodium carbonate is recycled for the second time, so that the utilization rate of waste liquid is improved, the economic cost is reduced, and the desulfurization chemical reaction efficiency can be increased and the desulfurization effect can be improved through the self-made desulfurizer containing the bacillus subtilis and the paenibacillus polymyxa.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is an operation flow chart of the lead slime desulfurization recovery process of waste batteries.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1: the invention relates to a lead slime desulfurization and recovery process of waste batteries, which comprises the following steps:
step 1: disassembling the recycled waste batteries to obtain lead blocks, and pouring the lead blocks into a crusher to be crushed to obtain lead block fragments;
step 2: after the crushing is finished, uniformly paving the obtained lead block fragments on the grinding surface of a grinding machine for uniform grinding, wherein the grinding precision is 8000-12500 meshes, and obtaining wet lead mud after the grinding is finished;
step 3: putting wet lead slime on a filter press for solid-liquid separation, putting the obtained lead slime into a desulfurization reaction container, and performing desulfurization treatment by using a customized desulfurizing agent, wherein the desulfurization operation comprises the following specific steps in terms of weight components;
adding 30 parts of sodium carbonate and 10 parts of water into a desulfurization reaction container filled with 10 parts of lead slime, and uniformly stirring for 5-7 minutes;
after stirring, standing the obtained lead slime solution for precipitation for 10-15 minutes, and after standing, placing the lead slime solution into a filter to perform secondary solid-liquid separation to obtain solid lead carbonate and liquid sodium sulfate, wherein the purity of the obtained lead-containing solid can be improved through two solid-liquid separation operations, and the effect of extracting lead by desulfurization is improved;
step 4: drying the obtained solid lead carbonate in a curing chamber at the drying temperature of 20-25 ℃ for 10-15 minutes to obtain dried solid lead carbonate;
step 5: putting the dried solid lead carbonate into a reaction container, leaching the lead in the solid lead carbonate in the reaction container to obtain a lead plaster precipitate, electrolyzing the leached lead plaster precipitate to obtain electrolytic lead, and casting the lead obtained by electrolysis to obtain a pure lead ingot.
Further, the liquid sodium sulfate obtained in Step3 is placed into another reactor, barium carbonate is added into the reactor, stirring is carried out, full reaction is carried out, standing is carried out, liquid-solid separation is carried out, precipitate barium sulfate and liquid sodium carbonate are obtained, the liquid sodium carbonate is sent into a desulfurization reaction container and is recycled as a desulfurizing agent, and the obtained liquid sodium carbonate is recycled for the second time, so that the utilization rate of waste liquid is improved, and the economic cost is reduced.
Further, the specific manner of the leaching operation in Step5 is as follows: taking 10 parts of silicofluoric acid and 10 parts of borofluoric acid by weight respectively, adding into solid lead carbonate, adding 15 parts of water, fully stirring for reaction, and carrying out solid-liquid separation for three times after the reaction is finished to obtain a lead plaster precipitate.
Further, the preparation method of the customized desulfurizing agent in Step3 comprises the following steps: by weight, 20 parts of water, 10 parts of diatomite, 15 parts of bacillus subtilis and 15 parts of paenibacillus polymyxa are fully stirred and reacted, low-temperature drying is carried out after the reaction is finished, the drying temperature is 19-23 ℃, the drying time is 10-15 minutes, and the desulfurization chemical reaction efficiency can be improved and the desulfurization effect can be improved through the self-made desulfurizer containing the bacillus subtilis and the paenibacillus polymyxa.
In the scheme, the purity of the obtained lead-containing solid can be improved through two solid-liquid separation operations, the effect of extracting lead by desulfurization is improved, and pure lead ingots are obtained for recycling through casting the lead obtained by electrolysis.
In this scheme, carry out secondary recovery through the liquid sodium carbonate that will obtain and recycle, improved the utilization ratio family of waste liquid, reduced economic cost, through the self-control desulfurizer that contains bacillus subtilis and many glutinous paenibacillus, can increase desulfurization chemical reaction efficiency, improve desulfurization effect.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. The lead slime desulfurization and recovery process of the waste battery is characterized by comprising the following steps of:
step 1: disassembling the recycled waste batteries to obtain lead blocks, and pouring the lead blocks into a crusher to be crushed to obtain lead block fragments;
step 2: after the crushing is finished, uniformly paving the obtained lead block fragments on the grinding surface of a grinding machine for uniform grinding, wherein the grinding precision is 8000-12500 meshes, and obtaining wet lead mud after the grinding is finished;
step 3: putting wet lead slime on a filter press for solid-liquid separation, putting the obtained lead slime into a desulfurization reaction container, and performing desulfurization treatment by using a customized desulfurizing agent, wherein the desulfurization operation comprises the following specific steps in terms of weight components;
adding 30 parts of sodium carbonate and 10 parts of water into a desulfurization reaction container filled with 10 parts of lead slime, and uniformly stirring for 5-7 minutes;
after stirring, standing the obtained lead slime solution for precipitation for 10-15 minutes, and after standing, putting the lead slime solution into a filter to perform secondary solid-liquid separation to obtain solid lead carbonate and liquid sodium sulfate;
step 4: drying the obtained solid lead carbonate in a curing chamber at the drying temperature of 20-25 ℃ for 10-15 minutes to obtain dried solid lead carbonate;
step 5: putting the dried solid lead carbonate into a reaction container, leaching the lead in the solid lead carbonate in the reaction container to obtain a lead plaster precipitate, electrolyzing the leached lead plaster precipitate to obtain electrolytic lead, and casting the lead obtained by electrolysis to obtain a pure lead ingot.
2. The process of claim 1, wherein the liquid sodium sulfate obtained in Step3 is placed in another reactor, barium carbonate is added into the reactor, the mixture is stirred, fully reacted, kept still and subjected to liquid-solid separation to obtain barium sulfate precipitate and liquid sodium carbonate, and the liquid sodium carbonate is sent into a desulfurization reaction vessel and recycled as a desulfurizing agent.
3. The process for the desulfurization recovery of lead slime of waste batteries as claimed in claim 1, wherein the leaching operation in Step5 is carried out in a specific manner as follows: taking 10 parts of silicofluoric acid and 10 parts of borofluoric acid by weight respectively, adding into solid lead carbonate, adding 15 parts of water, fully stirring for reaction, and carrying out solid-liquid separation after the reaction is finished to obtain a lead plaster precipitate.
4. The process for desulfurizing and recovering lead slime of waste batteries according to claim 1, wherein the customized desulfurizing agent in Step3 is prepared by the following steps: taking 20 parts of water, 10 parts of diatomite, 15 parts of bacillus subtilis and 15 parts of paenibacillus polymyxa by weight, fully stirring for reaction, and drying at a low temperature of 19-23 ℃ for 10-15 minutes after the reaction is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111205945.3A CN113943866A (en) | 2021-10-16 | 2021-10-16 | Lead slime desulfurization recovery process of waste battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111205945.3A CN113943866A (en) | 2021-10-16 | 2021-10-16 | Lead slime desulfurization recovery process of waste battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113943866A true CN113943866A (en) | 2022-01-18 |
Family
ID=79331069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111205945.3A Pending CN113943866A (en) | 2021-10-16 | 2021-10-16 | Lead slime desulfurization recovery process of waste battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113943866A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101078059A (en) * | 2007-06-22 | 2007-11-28 | 上海飞轮有色冶炼厂 | Desulfurization and transformation method for waste lead accumulator regenerative lead |
| WO2010003382A1 (en) * | 2008-07-11 | 2010-01-14 | 东莞市松山科技集团有限公司 | Method for implementing full cycle regeneration of waste lead acid battery |
| CN104263944A (en) * | 2014-09-29 | 2015-01-07 | 湖南江冶机电科技股份有限公司 | Lead paste desulfurization method based on grinding mechanism |
| CN104451160A (en) * | 2014-12-03 | 2015-03-25 | 遵义市金狮金属合金有限公司 | Method for recovering lead from waste lead-acid storage batteries |
| CA2918348A1 (en) * | 2014-02-21 | 2015-08-27 | Chilwee Power Co. Ltd | Method for recycling lead oxide-containing waste material |
| CN105523687A (en) * | 2015-08-24 | 2016-04-27 | 国网山东省电力公司临沂供电公司 | Storage battery waste water desulphurization technology |
| CN107394300A (en) * | 2017-06-30 | 2017-11-24 | 湖北楚凯冶金有限公司 | A kind of sulfur method of waste lead acid battery lead cream |
| CN108511836A (en) * | 2018-03-23 | 2018-09-07 | 天能电池集团（安徽）有限公司 | A kind of lead mud recovery process of lead-acid accumulator |
-
2021
- 2021-10-16 CN CN202111205945.3A patent/CN113943866A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101078059A (en) * | 2007-06-22 | 2007-11-28 | 上海飞轮有色冶炼厂 | Desulfurization and transformation method for waste lead accumulator regenerative lead |
| WO2010003382A1 (en) * | 2008-07-11 | 2010-01-14 | 东莞市松山科技集团有限公司 | Method for implementing full cycle regeneration of waste lead acid battery |
| CA2918348A1 (en) * | 2014-02-21 | 2015-08-27 | Chilwee Power Co. Ltd | Method for recycling lead oxide-containing waste material |
| CN104263944A (en) * | 2014-09-29 | 2015-01-07 | 湖南江冶机电科技股份有限公司 | Lead paste desulfurization method based on grinding mechanism |
| CN104451160A (en) * | 2014-12-03 | 2015-03-25 | 遵义市金狮金属合金有限公司 | Method for recovering lead from waste lead-acid storage batteries |
| CN105523687A (en) * | 2015-08-24 | 2016-04-27 | 国网山东省电力公司临沂供电公司 | Storage battery waste water desulphurization technology |
| CN107394300A (en) * | 2017-06-30 | 2017-11-24 | 湖北楚凯冶金有限公司 | A kind of sulfur method of waste lead acid battery lead cream |
| CN108511836A (en) * | 2018-03-23 | 2018-09-07 | 天能电池集团（安徽）有限公司 | A kind of lead mud recovery process of lead-acid accumulator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108559846B (en) | Method for comprehensively recovering anode material of waste lithium ion battery | |
| EP2312686B1 (en) | Method for implementing full cycle regeneration of waste lead acid battery | |
| CN101599563B (en) | Method for efficiently recovering active materials of positive poles in waste lithium batteries | |
| CN100583548C (en) | Method of recycling waste lead acid battery lead by electrolyzing with acid-wet method | |
| CN101608264A (en) | A kind of waste lead recovering method for lead-acid storage batteries | |
| CN110724818B (en) | Full-wet recovery process of waste lithium battery | |
| CN101886178B (en) | Comprehensive recovery method for nickel-hydrogen waste battery | |
| CN102199705B (en) | Method for recovering lithium metal from used batteries | |
| CN105374988B (en) | The method of waste lead accumulator comprehensive utilization of resources | |
| CN101831668A (en) | Clean wet-method solid-liquid two-phase electroreduction lead recovery method | |
| CN102618884A (en) | Lead regeneration method for recovering lead paste from waste lead acid storage battery by wet method | |
| CN101771181A (en) | Process for recycling waste lead batteries | |
| CN201345398Y (en) | Regeneration and utilization system for waste lead-acid storage batteries and lead-containing waste | |
| CN105907983A (en) | Method of extracting lithium from furnace slag generated from pyrogenic process recovery of lithium battery | |
| CN102936657A (en) | Method for metal recovery by ceramic capacitor | |
| CN103184340A (en) | Method for recovering lead plaster of negative pole of disused lead acid storage battery and application of recovered lead plaster | |
| CN104409792A (en) | Waste lithium battery resource recycling method and application of product | |
| CN107046154A (en) | A kind of method that useless ternary lithium battery strengthens reducing leaching | |
| CN101921917B (en) | Method for reclaiming valuable metals from waste lithium batteries | |
| CN101615707A (en) | Lead-acid accumulator recycles and reclaims plumbous method | |
| CN102942513B (en) | Foaming agent for recycling waste lithium ion battery electrode material through flotation separation | |
| CN104451160A (en) | Method for recovering lead from waste lead-acid storage batteries | |
| CN1808761A (en) | Clean recovery method of lead from waste storage cells by acidic electrolyzing and in-situ deoxidation in solid phase through wet process | |
| CN108550940A (en) | The resource utilization reuse method of waste and old lithium ion battery lithium iron phosphate positive material | |
| CN106450540A (en) | Lead paste recycling method by atomic economic method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220118 |