CN113044824B - 磷酸铁废料循环再生的方法及其应用 - Google Patents
磷酸铁废料循环再生的方法及其应用 Download PDFInfo
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- CN113044824B CN113044824B CN202110365978.8A CN202110365978A CN113044824B CN 113044824 B CN113044824 B CN 113044824B CN 202110365978 A CN202110365978 A CN 202110365978A CN 113044824 B CN113044824 B CN 113044824B
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- China
- Prior art keywords
- iron
- iron phosphate
- phosphate
- ferric
- precipitator
- 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.)
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- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 title claims abstract description 166
- 229910000398 iron phosphate Inorganic materials 0.000 title claims abstract description 106
- 238000000034 method Methods 0.000 title claims abstract description 45
- 239000002699 waste material Substances 0.000 title claims abstract description 36
- 238000004064 recycling Methods 0.000 title claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 95
- 239000005955 Ferric phosphate Substances 0.000 claims abstract description 60
- 229940032958 ferric phosphate Drugs 0.000 claims abstract description 60
- 229910000399 iron(III) phosphate Inorganic materials 0.000 claims abstract description 60
- DPTATFGPDCLUTF-UHFFFAOYSA-N phosphanylidyneiron Chemical compound [Fe]#P DPTATFGPDCLUTF-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000012716 precipitator Substances 0.000 claims abstract description 31
- 239000002244 precipitate Substances 0.000 claims abstract description 27
- 239000002253 acid Substances 0.000 claims abstract description 19
- 238000002360 preparation method Methods 0.000 claims abstract description 17
- 239000003513 alkali Substances 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims abstract description 5
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 claims description 36
- 238000003756 stirring Methods 0.000 claims description 31
- 238000001914 filtration Methods 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 19
- 239000000706 filtrate Substances 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 15
- 238000001035 drying Methods 0.000 claims description 14
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 13
- 229910052744 lithium Inorganic materials 0.000 claims description 13
- 238000005406 washing Methods 0.000 claims description 13
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 229910052742 iron Inorganic materials 0.000 claims description 12
- -1 iron ions Chemical class 0.000 claims description 11
- 238000000605 extraction Methods 0.000 claims description 10
- 239000002893 slag Substances 0.000 claims description 9
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000004321 preservation Methods 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 5
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 5
- 229910000388 diammonium phosphate Inorganic materials 0.000 claims description 5
- 235000019838 diammonium phosphate Nutrition 0.000 claims description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 4
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 4
- 229910017604 nitric acid Inorganic materials 0.000 claims description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 3
- 229910021529 ammonia Inorganic materials 0.000 claims description 2
- 229910000028 potassium bicarbonate Inorganic materials 0.000 claims description 2
- 235000015497 potassium bicarbonate Nutrition 0.000 claims description 2
- 239000011736 potassium bicarbonate Substances 0.000 claims description 2
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 claims description 2
- 235000011118 potassium hydroxide Nutrition 0.000 claims description 2
- 230000035484 reaction time Effects 0.000 claims description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 2
- 235000017550 sodium carbonate Nutrition 0.000 claims description 2
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 2
- 229940086066 potassium hydrogencarbonate Drugs 0.000 claims 1
- 239000000047 product Substances 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000009776 industrial production Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000001000 micrograph Methods 0.000 description 11
- 239000012065 filter cake Substances 0.000 description 8
- 239000002245 particle Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 7
- 230000008020 evaporation Effects 0.000 description 7
- BMTOKWDUYJKSCN-UHFFFAOYSA-K iron(3+);phosphate;dihydrate Chemical compound O.O.[Fe+3].[O-]P([O-])([O-])=O BMTOKWDUYJKSCN-UHFFFAOYSA-K 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 239000012535 impurity Substances 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 238000011085 pressure filtration Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 238000001878 scanning electron micrograph Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- NCZYUKGXRHBAHE-UHFFFAOYSA-K [Li+].P(=O)([O-])([O-])[O-].[Fe+2].[Li+] Chemical compound [Li+].P(=O)([O-])([O-])[O-].[Fe+2].[Li+] NCZYUKGXRHBAHE-UHFFFAOYSA-K 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 230000029305 taxis Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/37—Phosphates of heavy metals
- C01B25/375—Phosphates of heavy metals of iron
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
-
- 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
- C22B1/005—Preliminary treatment of scrap
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/028—Positive electrodes
-
- 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)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Removal Of Specific Substances (AREA)
- Fertilizers (AREA)
- Compounds Of Iron (AREA)
Abstract
Description
Claims (9)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110365978.8A CN113044824B (zh) | 2021-04-06 | 2021-04-06 | 磷酸铁废料循环再生的方法及其应用 |
HU2200267A HUP2200267A2 (hu) | 2021-04-06 | 2021-12-29 | Eljárás vasfoszfát hulladékok újrahasznosítására és annak felhasználása |
MA61721A MA61721A1 (fr) | 2021-04-06 | 2021-12-29 | Procédé de régénération cyclique de déchets de phosphate de fer et application correspondante |
ES202390110A ES2950678A2 (es) | 2021-04-06 | 2021-12-29 | Metodo para el reciclaje de desechos de fosfato de hierro y su uso |
PCT/CN2021/142510 WO2022213676A1 (zh) | 2021-04-06 | 2021-12-29 | 磷酸铁废料循环再生的方法及其应用 |
GB2315158.2A GB2620057A (en) | 2021-04-06 | 2021-12-29 | Iron phosphate waste cyclic regeneration method and application thereof |
DE112021006151.8T DE112021006151T5 (de) | 2021-04-06 | 2021-12-29 | Verfahren zum recycling von eisenphosphatabfall und anwendung davon |
MX2023011731A MX2023011731A (es) | 2021-04-06 | 2021-12-29 | Metodo de regeneracion ciclica de residuos de fosfato de hierro y su aplicacion. |
US18/373,966 US20240021903A1 (en) | 2021-04-06 | 2023-09-28 | Method for recycling iron phosphate waste and use thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110365978.8A CN113044824B (zh) | 2021-04-06 | 2021-04-06 | 磷酸铁废料循环再生的方法及其应用 |
Publications (2)
Publication Number | Publication Date |
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CN113044824A CN113044824A (zh) | 2021-06-29 |
CN113044824B true CN113044824B (zh) | 2023-04-11 |
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CN202110365978.8A Active CN113044824B (zh) | 2021-04-06 | 2021-04-06 | 磷酸铁废料循环再生的方法及其应用 |
Country Status (9)
Country | Link |
---|---|
US (1) | US20240021903A1 (zh) |
CN (1) | CN113044824B (zh) |
DE (1) | DE112021006151T5 (zh) |
ES (1) | ES2950678A2 (zh) |
GB (1) | GB2620057A (zh) |
HU (1) | HUP2200267A2 (zh) |
MA (1) | MA61721A1 (zh) |
MX (1) | MX2023011731A (zh) |
WO (1) | WO2022213676A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113044824B (zh) * | 2021-04-06 | 2023-04-11 | 广东邦普循环科技有限公司 | 磷酸铁废料循环再生的方法及其应用 |
CN113428848A (zh) * | 2021-07-19 | 2021-09-24 | 四川大学 | 一种电池级磷酸铁的循环制备工艺 |
CN116675197A (zh) * | 2022-02-23 | 2023-09-01 | 中国科学院过程工程研究所 | 一种从废磷酸铁锂正极粉提锂后铁磷渣制备磷酸铁的方法 |
CN114852983A (zh) * | 2022-04-14 | 2022-08-05 | 湖北大学 | 一种从回收废旧锂电池的副产物磷铁废渣中提取电池级磷酸铁的方法 |
CN114524572B (zh) * | 2022-04-24 | 2022-07-12 | 深圳永清水务有限责任公司 | 一种磷酸铁生产所产生的废水综合处理方法 |
CN115367722B (zh) * | 2022-08-03 | 2023-10-27 | 宜都兴发化工有限公司 | 磷铁矿制备磷酸铁的方法 |
CN115490219B (zh) * | 2022-09-02 | 2024-03-12 | 广东邦普循环科技有限公司 | 磷酸铁及其合成工艺、系统以及应用 |
CN115676790B (zh) * | 2022-10-28 | 2024-04-02 | 贵州川恒化工股份有限公司 | 一种高振实球形电池级磷酸铁的制备方法 |
CN115650192A (zh) * | 2022-11-02 | 2023-01-31 | 四川顺应动力电池材料有限公司 | 一种红土镍矿高铁渣制备高纯磷酸铁的方法 |
Family Cites Families (5)
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CN106684485B (zh) * | 2016-12-19 | 2020-04-21 | 天齐锂业股份有限公司 | 酸浸法回收处理废旧磷酸铁锂正极材料的方法 |
CN110683528B (zh) * | 2019-10-17 | 2021-03-23 | 湖南雅城新材料有限公司 | 一种磷酸铁废料的再生方法 |
CN112357899B (zh) * | 2020-11-23 | 2022-04-22 | 湖南金源新材料股份有限公司 | 一种废旧磷酸铁锂电池的综合回收利用方法 |
CN112499609A (zh) * | 2020-12-03 | 2021-03-16 | 广东邦普循环科技有限公司 | 利用废磷酸铁锂正极粉提锂渣制备磷酸铁的方法和应用 |
CN113044824B (zh) * | 2021-04-06 | 2023-04-11 | 广东邦普循环科技有限公司 | 磷酸铁废料循环再生的方法及其应用 |
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2021
- 2021-04-06 CN CN202110365978.8A patent/CN113044824B/zh active Active
- 2021-12-29 MX MX2023011731A patent/MX2023011731A/es unknown
- 2021-12-29 GB GB2315158.2A patent/GB2620057A/en active Pending
- 2021-12-29 ES ES202390110A patent/ES2950678A2/es active Pending
- 2021-12-29 MA MA61721A patent/MA61721A1/fr unknown
- 2021-12-29 DE DE112021006151.8T patent/DE112021006151T5/de active Pending
- 2021-12-29 HU HU2200267A patent/HUP2200267A2/hu unknown
- 2021-12-29 WO PCT/CN2021/142510 patent/WO2022213676A1/zh active Application Filing
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2023
- 2023-09-28 US US18/373,966 patent/US20240021903A1/en active Pending
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DE112021006151T5 (de) | 2023-09-28 |
MX2023011731A (es) | 2023-12-15 |
ES2950678A2 (es) | 2023-10-11 |
MA61721A1 (fr) | 2024-01-31 |
US20240021903A1 (en) | 2024-01-18 |
GB2620057A (en) | 2023-12-27 |
GB202315158D0 (en) | 2023-11-15 |
CN113044824A (zh) | 2021-06-29 |
WO2022213676A1 (zh) | 2022-10-13 |
HUP2200267A2 (hu) | 2023-01-28 |
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