HRP20240451T1 - Postupak i metoda proizvodnje kristaliziranih metalnih sulfata - Google Patents
Postupak i metoda proizvodnje kristaliziranih metalnih sulfata Download PDFInfo
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- HRP20240451T1 HRP20240451T1 HRP20240451TT HRP20240451T HRP20240451T1 HR P20240451 T1 HRP20240451 T1 HR P20240451T1 HR P20240451T T HRP20240451T T HR P20240451TT HR P20240451 T HRP20240451 T HR P20240451T HR P20240451 T1 HRP20240451 T1 HR P20240451T1
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- Prior art keywords
- sulfate
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- metal
- metal salt
- metal sulfate
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- 229910052751 metal Inorganic materials 0.000 title claims 31
- 239000002184 metal Substances 0.000 title claims 31
- 238000000034 method Methods 0.000 title claims 24
- 238000004519 manufacturing process Methods 0.000 title claims 3
- 150000003467 sulfuric acid derivatives Chemical class 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 30
- 238000002425 crystallisation Methods 0.000 claims 17
- 230000008025 crystallization Effects 0.000 claims 17
- 239000010953 base metal Substances 0.000 claims 16
- 150000003839 salts Chemical class 0.000 claims 15
- 239000012452 mother liquor Substances 0.000 claims 12
- 239000012535 impurity Substances 0.000 claims 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical group [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 6
- 239000007864 aqueous solution Substances 0.000 claims 6
- 239000002994 raw material Substances 0.000 claims 5
- 238000011144 upstream manufacturing Methods 0.000 claims 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims 4
- 229910052728 basic metal Inorganic materials 0.000 claims 4
- -1 basic metal salt Chemical class 0.000 claims 4
- 229910052744 lithium Inorganic materials 0.000 claims 4
- 229910001416 lithium ion Inorganic materials 0.000 claims 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 3
- 239000003795 chemical substances by application Substances 0.000 claims 3
- 229910000361 cobalt sulfate Inorganic materials 0.000 claims 3
- 229940044175 cobalt sulfate Drugs 0.000 claims 3
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 claims 3
- 229940099596 manganese sulfate Drugs 0.000 claims 3
- 239000011702 manganese sulphate Substances 0.000 claims 3
- 235000007079 manganese sulphate Nutrition 0.000 claims 3
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims 3
- 230000003472 neutralizing effect Effects 0.000 claims 3
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 claims 3
- 229940053662 nickel sulfate Drugs 0.000 claims 3
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 claims 3
- 230000021962 pH elevation Effects 0.000 claims 3
- 229910052708 sodium Inorganic materials 0.000 claims 3
- 239000011734 sodium Substances 0.000 claims 3
- 238000005406 washing Methods 0.000 claims 3
- 229910021503 Cobalt(II) hydroxide Inorganic materials 0.000 claims 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 2
- 239000002253 acid Substances 0.000 claims 2
- 239000002585 base Substances 0.000 claims 2
- ASKVAEGIVYSGNY-UHFFFAOYSA-L cobalt(ii) hydroxide Chemical compound [OH-].[OH-].[Co+2] ASKVAEGIVYSGNY-UHFFFAOYSA-L 0.000 claims 2
- 230000008021 deposition Effects 0.000 claims 2
- 238000001704 evaporation Methods 0.000 claims 2
- 229910052749 magnesium Inorganic materials 0.000 claims 2
- 239000011777 magnesium Substances 0.000 claims 2
- IPJKJLXEVHOKSE-UHFFFAOYSA-L manganese dihydroxide Chemical compound [OH-].[OH-].[Mn+2] IPJKJLXEVHOKSE-UHFFFAOYSA-L 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- BFDHFSHZJLFAMC-UHFFFAOYSA-L nickel(ii) hydroxide Chemical compound [OH-].[OH-].[Ni+2] BFDHFSHZJLFAMC-UHFFFAOYSA-L 0.000 claims 2
- 229910052700 potassium Inorganic materials 0.000 claims 2
- 239000011591 potassium Substances 0.000 claims 2
- 239000002699 waste material Substances 0.000 claims 2
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims 1
- 150000001342 alkaline earth metals Chemical class 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims 1
- 230000005764 inhibitory process Effects 0.000 claims 1
- 238000002955 isolation Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 229910000000 metal hydroxide Inorganic materials 0.000 claims 1
- 150000004692 metal hydroxides Chemical class 0.000 claims 1
- 238000007670 refining Methods 0.000 claims 1
- 238000010956 selective crystallization Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 229910052938 sodium sulfate Inorganic materials 0.000 claims 1
- 235000011152 sodium sulphate Nutrition 0.000 claims 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D15/00—Lithium compounds
- C01D15/06—Sulfates; Sulfites
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- C01D5/02—Preparation of sulfates from alkali metal salts and sulfuric acid or bisulfates; Preparation of bisulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G1/00—Methods of preparing compounds of metals not covered by subclasses C01B, C01C, C01D, or C01F, in general
- C01G1/10—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G45/00—Compounds of manganese
- C01G45/02—Oxides; Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G45/00—Compounds of manganese
- C01G45/10—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G51/00—Compounds of cobalt
- C01G51/04—Oxides; Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G51/00—Compounds of cobalt
- C01G51/10—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/04—Oxides; Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/10—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G9/00—Compounds of zinc
- C01G9/02—Oxides; Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G9/00—Compounds of zinc
- C01G9/08—Sulfides
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G53/00—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes
- C10G53/02—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only
- C10G53/04—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only including at least one extraction step
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- 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
- C22B23/00—Obtaining nickel or cobalt
- C22B23/04—Obtaining nickel or cobalt by wet processes
- C22B23/0407—Leaching processes
- C22B23/0415—Leaching processes with acids or salt solutions except ammonium salts solutions
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- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
- C22B26/10—Obtaining alkali metals
- C22B26/12—Obtaining lithium
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
- C22B3/08—Sulfuric acid, other sulfurated acids or salts thereof
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/16—Extraction of metal compounds from ores or concentrates by wet processes by leaching in organic solutions
- C22B3/1608—Leaching with acyclic or carbocyclic agents
- C22B3/1616—Leaching with acyclic or carbocyclic agents of a single type
- C22B3/1633—Leaching with acyclic or carbocyclic agents of a single type with oximes
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/42—Treatment or purification of solutions, e.g. obtained by leaching by ion-exchange extraction
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- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B47/00—Obtaining manganese
- C22B47/0018—Treating ocean floor nodules
- C22B47/0045—Treating ocean floor nodules by wet processes
- C22B47/0054—Treating ocean floor nodules by wet processes leaching processes
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- 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
- C22B7/007—Wet processes by acid leaching
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- 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
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- 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
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- 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
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- 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
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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Claims (22)
1. Postupak za dobivanje metalnog sulfata, postupak koji sadrži:
kristaliziranje (106, 206) metalnog sulfata iz vodene otopine da se dobije kristalizirani metalni sulfat u matičnoj tekućini, matična tekućina sadrži nekristalizirani metalni sulfat;
odvajanje (108) kristaliziranog metalnog sulfata od matične tekućine;
zaluživanje (110, 210) dijela matične tekućine da se nekristalizirani metalni sulfat pretvori u baznu metalnu sol; i
uporabom (112) bazne metalne soli prije kristalizacije metalnog sulfata,
nadalje sadrži izolaciju bazne metalne soli iz matične tekućine.
2. Postupak prema zahtjevu 1, naznačen time što korištenje bazne metalne soli uzvodno sadrži pretvaranje bazne metalne soli natrag u nekristalizirani metalni sulfat.
3. Postupak prema zahtjevu 2, naznačen time što pretvorba bazne metalne soli natrag u nekristalizirani metalni sulfat sadrži korištenje bazne metalne soli kao prvog sredstva za neutralizaciju za neutralizaciju kiseline uzvodno od kristalizacije metalnog sulfata.
4. Postupak prema zahtjevu 3, naznačen time što zaluživanje dijela matične tekućine za pretvaranje nekristaliziranog metalnog sulfata u baznu metalnu sol nadalje sadrži:
ispuštanje matične tekućine i kontroliranje brzine ispuštanja da se proizvede količina bazne metalne soli koja je najmanje ekvivalentna količini kiseline koju treba neutralizirati uzvodno od kristalizacije metalnog sulfata.
5. Postupak prema bilo kojem od zahtjeva 1-4, naznačen time što zaluživanje dijela matične tekućine sadrži uporabu drugog neutralizirajućeg sredstva za pretvaranje nekristaliziranog metalnog sulfata u baznu metalnu sol, pri čemu je drugo neutralizirajuće sredstvo poželjno natrijev hidroksid, i natrijev hidroksid se pretvara u natrijev sulfat kada se nekristalizirani metalni sulfat pretvara u baznu metalnu sol.
6. Postupak prema bilo kojem od zahtjeva 1-5, koji nadalje sadrži kristalizaciju nekristaliziranog metalnog sulfata.
7. Postupak prema bilo kojem od zahtjeva 1-6, naznačen time što kristalizacija metalnog sulfata nadalje sadrži ispuštanje matične tekućine i kontrolu brzine ispuštanja kako bi se selektivno inhibiralo kristaliziranje nečistoće prilikom kristalizacije metalnog sulfata, pri čemu nečistoća poželjno sadrži litij, natrij, kalij, ili magnezij.
8. Postupak prema bilo kojem od zahtjeva 1-7, naznačen time što kristalizacija metalnog sulfata nadalje sadrži kontrolu količine slobodne vode u kristalizatoru, jednom ili više kontrola brzine isparavanja vode iz kristalizatora, i kontrolom dodavanja vode u kristalizator, za selektivnu inhibiciju kristalizacije nečistoće prilikom kristalizacije metalnog sulfata, pri čemu nečistoća poželjno sadrži litij, natrij, kalij, ili magnezij.
9. Postupak prema bilo kojem od zahtjeva 1 do 8, koji nadalje sadrži ispiranje sirovine i formiranje vodene otopine koja sadrži metalni sulfat.
10. Postupak prema bilo kojem od zahtjeva 1-9, naznačen time što izdvajanje soli baznog metala sadrži korištenje jedno-stupanjskog ili dvo-stupanjskog kruga taloženja i selektivno taloženje bazne metalne soli.
11. Postupak prema bilo kojem od zahtjeva 1-10, naznačen time što je metalni sulfat bilo koji ili kombinacija nikal sulfata, kobalt sulfata, ili manganovog sulfata, i pri čemu bazna metalna sol sadrži metalni hidroksid, poželjno bilo koji ili kombinaciju nikal hidroksida, kobalt hidroksida, ili manganovog hidroksida.
12. Postupak prema zahtjevu 11, naznačen time što kristalizacija metalnog sulfata sadrži selektivnu kristalizaciju bilo kojeg ili više nikal sulfata, manganovog sulfata, i kobalt sulfata iz vodene otopine.
13. Postupak prema bilo kojem od zahtjeva 1-12, koji nadalje sadrži ispiranje (202) sirovine da se dobije vodena otopina koja sadrži metalni sulfat, naznačen time što:
sirovina sadrži materijal dobiven od recikliranih litij-ionskih baterija ili otpada od proizvodnje litij-ionskih baterija;
kristalizirani metalni sulfat sadrži nikal sulfat, kobalt sulfat, i manganov sulfat;
bazna metalna sol sadrži nikal hidroksid, kobalt hidroksid i manganov hidroksid; i
kristalizacija (206) metalnog sulfata nadalje sadrži ispuštanje matične tekućine i kontrolu brzine ispuštanja da se selektivno inhibira kristalizacija nečistoće litija prilikom kristalizacije metalnog sulfata.
14. Postupak prema zahtjevu 13, naznačen time što se kristalizacija (206) metalnog sulfata izvodi na pH razini u rasponu od <0-5, poželjno u rasponu od 1.5-2.5.
15. Postupak prema bilo kojem od zahtjeva 13-14, naznačen time što zaluživanje (210) dijela matične tekućine sadrži dodavanje baze koja sadrži hidroksid alkalijskog metala ili zemno-alkalijskog metala.
16. Postupak prema zahtjevu 15, naznačen time što dodavanje baze povećava pH do razine u rasponu od 7.5-10.
17. Postupak prema bilo kojem od zahtjeva 13-16, naznačen time što kristalizacija (206) metalnog sulfata sadrži dodavanje sumporne kiseline u vodenu otopinu.
18. Postupak prema bilo kojem od zahtjeva 13-17, naznačen time što kristalizacija (206) metalnog sulfata sadrži isparavanje količine vode iz vodene otopine koja je manja od količine vode koju treba ispariti da bi se postigla točka zasićenja za nečistoću litija i /ili nečistoću natrija.
19. Postupak prema bilo kojem od zahtjeva 13-18, naznačen time što zaluživanje (210) dijela matične tekućine da se nekristalizirani metalni sulfat pretvori u baznu metalnu sol dalje sadrži uklanjanje bazne metalne soli iz matične tekućine i formiranje kolača od bazne metalne soli.
20. Postupak prema zahtjevu 19, naznačen time što korištenje bazne metalne soli uzvodno sadrži korištenje prvog dijela kolača prilikom ispiranja sirovine, pri čemu je poželjno da prvi dio iznosi 0-40% po težini kolača.
21. Postupak prema bilo kojem zahtjevu 19 ili 20, naznačen time što korištenje bazne metalne soli uzvodno sadrži korištenje drugog dijela kolača u fazi rafiniranja, pri čemu je poželjno da drugi dio čini 60-100% po težini kolača.
22. Postupak prema bilo kojem od zahtjeva 13-21, naznačen time što sirovina sadrži po težini najmanje 50% recikliranih materijala za litij-ionsku bateriju i/ili otpad od proizvodnje litij-ionske baterije.
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| FI129638B (en) * | 2020-04-30 | 2022-06-15 | Fortum Oyj | Procedure for recycling components from alkaline batteries |
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| US10995014B1 (en) * | 2020-07-10 | 2021-05-04 | Northvolt Ab | Process for producing crystallized metal sulfates |
| KR20230100733A (ko) * | 2020-11-03 | 2023-07-05 | 해치 리미티드 | 금속 술페이트를 결정화하기 위한 처리 방법 |
| CU20230022A7 (es) * | 2020-11-12 | 2023-12-07 | Hatch Ltd | Procesos y métodos para la producción de sulfatos metálicos cristalizados |
| WO2022198334A1 (en) * | 2021-03-25 | 2022-09-29 | Hatch Ltd. | Process and apparatus for removing impurities from crystallized metal sulfates |
| CN113371907A (zh) * | 2021-06-04 | 2021-09-10 | 金川集团股份有限公司 | 一种利用闪蒸汽处理镍电解高盐废水的方法 |
| WO2023286684A1 (ja) * | 2021-07-16 | 2023-01-19 | 戸田工業株式会社 | 硫酸リチウムおよび遷移金属硫酸塩の製造方法 |
| KR20240041984A (ko) | 2021-07-29 | 2024-04-01 | 유미코아 | 금속의 분리를 위한 결정화 방법 |
| CN113415828B (zh) * | 2021-07-30 | 2022-06-14 | 广西埃索凯新材料科技有限公司 | 一种基于数据监控的高纯硫酸锰的生产系统 |
| JP7193604B1 (ja) * | 2021-10-14 | 2022-12-20 | 月島機械株式会社 | 硫酸コバルト結晶の製造方法 |
| CN114177638A (zh) * | 2021-12-28 | 2022-03-15 | 东莞市恒建环保科技有限公司 | 硫酸铜母液单蒸处理工艺 |
| CN114534302B (zh) * | 2022-03-21 | 2023-09-19 | 金川集团镍盐有限公司 | 一种硫酸镍连续冷却结晶的方法 |
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| CA3182557A1 (en) | 2022-01-13 |
| EP4366034A2 (en) | 2024-05-08 |
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