CA2940509A1 - Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid - Google Patents
Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid Download PDFInfo
- Publication number
- CA2940509A1 CA2940509A1 CA2940509A CA2940509A CA2940509A1 CA 2940509 A1 CA2940509 A1 CA 2940509A1 CA 2940509 A CA2940509 A CA 2940509A CA 2940509 A CA2940509 A CA 2940509A CA 2940509 A1 CA2940509 A1 CA 2940509A1
- Authority
- CA
- Canada
- Prior art keywords
- lithium sulfate
- sulfuric acid
- concentrate
- lithium
- aqueous composition
- 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.)
- Abandoned
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims abstract description 277
- INHCSSUBVCNVSK-UHFFFAOYSA-L lithium sulfate Inorganic materials [Li+].[Li+].[O-]S([O-])(=O)=O INHCSSUBVCNVSK-UHFFFAOYSA-L 0.000 title claims abstract description 270
- 238000000034 method Methods 0.000 title claims abstract description 157
- 230000008569 process Effects 0.000 title claims abstract description 147
- 239000000203 mixture Substances 0.000 title claims abstract description 139
- RBTVSNLYYIMMKS-UHFFFAOYSA-N tert-butyl 3-aminoazetidine-1-carboxylate;hydrochloride Chemical compound Cl.CC(C)(C)OC(=O)N1CC(N)C1 RBTVSNLYYIMMKS-UHFFFAOYSA-N 0.000 title claims abstract description 126
- 239000012141 concentrate Substances 0.000 claims abstract description 175
- 239000013078 crystal Substances 0.000 claims abstract description 105
- RKGLUDFWIKNKMX-UHFFFAOYSA-L dilithium;sulfate;hydrate Chemical compound [Li+].[Li+].O.[O-]S([O-])(=O)=O RKGLUDFWIKNKMX-UHFFFAOYSA-L 0.000 claims abstract description 50
- 230000002378 acidificating effect Effects 0.000 claims abstract description 21
- 229910001868 water Inorganic materials 0.000 claims description 63
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 60
- 238000002425 crystallisation Methods 0.000 claims description 48
- 230000008025 crystallization Effects 0.000 claims description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 35
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 33
- 235000011152 sodium sulphate Nutrition 0.000 claims description 33
- 238000001914 filtration Methods 0.000 claims description 29
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 25
- 229910052744 lithium Inorganic materials 0.000 claims description 24
- 230000000694 effects Effects 0.000 claims description 17
- 238000000926 separation method Methods 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 13
- 229910052642 spodumene Inorganic materials 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 7
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 6
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 6
- 235000011151 potassium sulphates Nutrition 0.000 claims description 6
- 238000002386 leaching Methods 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 230000002730 additional effect Effects 0.000 claims description 2
- 238000005119 centrifugation Methods 0.000 claims description 2
- 230000008719 thickening Effects 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 141
- 239000000243 solution Substances 0.000 description 125
- 239000002253 acid Substances 0.000 description 107
- 239000007787 solid Substances 0.000 description 99
- 150000003839 salts Chemical class 0.000 description 95
- 235000011149 sulphuric acid Nutrition 0.000 description 67
- 238000009835 boiling Methods 0.000 description 49
- 239000000706 filtrate Substances 0.000 description 44
- 239000001117 sulphuric acid Substances 0.000 description 29
- 239000002002 slurry Substances 0.000 description 24
- 239000006228 supernatant Substances 0.000 description 20
- 238000003756 stirring Methods 0.000 description 16
- 239000007832 Na2SO4 Substances 0.000 description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 14
- 238000000354 decomposition reaction Methods 0.000 description 14
- 238000002474 experimental method Methods 0.000 description 14
- 150000004682 monohydrates Chemical class 0.000 description 13
- 238000011084 recovery Methods 0.000 description 13
- 238000010992 reflux Methods 0.000 description 12
- QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 description 11
- 239000012065 filter cake Substances 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 238000004821 distillation Methods 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 239000012528 membrane Substances 0.000 description 7
- 238000010587 phase diagram Methods 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 6
- 238000005868 electrolysis reaction Methods 0.000 description 6
- 229910021653 sulphate ion Inorganic materials 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 229910007319 Li2SO4—Na2SO4 Inorganic materials 0.000 description 4
- CNLWCVNCHLKFHK-UHFFFAOYSA-N aluminum;lithium;dioxido(oxo)silane Chemical compound [Li+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O CNLWCVNCHLKFHK-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000001139 pH measurement Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 229920001410 Microfiber Polymers 0.000 description 3
- 238000007792 addition Methods 0.000 description 3
- 238000012512 characterization method Methods 0.000 description 3
- 239000003658 microfiber Substances 0.000 description 3
- -1 pegmatite Inorganic materials 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000012047 saturated solution Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000005587 bubbling Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- HPCCWDVOHHFCKM-UHFFFAOYSA-M lithium;hydrogen sulfate Chemical compound [Li+].OS([O-])(=O)=O HPCCWDVOHHFCKM-UHFFFAOYSA-M 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 238000010977 unit operation Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 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 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910052936 alkali metal sulfate Inorganic materials 0.000 description 1
- HEHRHMRHPUNLIR-UHFFFAOYSA-N aluminum;hydroxy-[hydroxy(oxo)silyl]oxy-oxosilane;lithium Chemical compound [Li].[Al].O[Si](=O)O[Si](O)=O.O[Si](=O)O[Si](O)=O HEHRHMRHPUNLIR-UHFFFAOYSA-N 0.000 description 1
- 229910052822 amblygonite Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000007630 basic procedure Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000001739 density measurement Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 229910000174 eucryptite Inorganic materials 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- KWLMIXQRALPRBC-UHFFFAOYSA-L hectorite Chemical compound [Li+].[OH-].[OH-].[Na+].[Mg+2].O1[Si]2([O-])O[Si]1([O-])O[Si]([O-])(O1)O[Si]1([O-])O2 KWLMIXQRALPRBC-UHFFFAOYSA-L 0.000 description 1
- 229910000271 hectorite Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 229910052629 lepidolite Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 150000002642 lithium compounds Chemical class 0.000 description 1
- FUJCRWPEOMXPAD-UHFFFAOYSA-N lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 description 1
- 229910001947 lithium oxide Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052670 petalite Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000013341 scale-up Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910021647 smectite Inorganic materials 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0018—Evaporation of components of the mixture to be separated
- B01D9/0022—Evaporation of components of the mixture to be separated by reducing pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0018—Evaporation of components of the mixture to be separated
- B01D9/0031—Evaporation of components of the mixture to be separated by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
-
- 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
- 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
- C25B1/14—Alkali metal compounds
- C25B1/16—Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/46—Sulfur-, selenium- or tellurium-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B7/00—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions
- C30B7/02—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions by evaporation of the solvent
- C30B7/04—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions by evaporation of the solvent using aqueous solvents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0004—Crystallisation cooling by heat exchange
- B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0077—Screening for crystallisation conditions or for crystal forms
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Metallurgy (AREA)
- Electrochemistry (AREA)
- Secondary Cells (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Cleaning Or Drying Semiconductors (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Removal Of Specific Substances (AREA)
Priority Applications (21)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2940509A CA2940509A1 (en) | 2016-08-26 | 2016-08-26 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| CA3215277A CA3215277A1 (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| CN202110222710.9A CN113149040A (zh) | 2016-08-26 | 2017-08-28 | 用于处理包含硫酸锂和硫酸的水性组合物的方法 |
| CN201780065312.2A CN109891006B (zh) | 2016-08-26 | 2017-08-28 | 用于处理包含硫酸锂和硫酸的水性组合物的方法 |
| US16/328,220 US11083978B2 (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| KR1020197008409A KR102266697B1 (ko) | 2016-08-26 | 2017-08-28 | 황산리튬 및 황산을 포함하는 수성 조성물을 처리하기 위한 공정 |
| CA3034982A CA3034982C (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| PCT/CA2017/051007 WO2018035618A1 (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| PL17842498T PL3504360T3 (pl) | 2016-08-26 | 2017-08-28 | Sposoby obróbki kompozycji wodnych zawierających siarczan litu i kwas siarkowy |
| HRP20211184TT HRP20211184T1 (hr) | 2016-08-26 | 2017-08-28 | Postupci za tretiranje vodenih sastava koji sadrže litij sulfat i sumpornu kiselinu |
| EP17842498.2A EP3504360B1 (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| ES17842498T ES2882337T3 (es) | 2016-08-26 | 2017-08-28 | Procesos para tratar composiciones acuosas que comprenden sulfato de litio y ácido sulfúrico |
| RS20210949A RS62169B1 (sr) | 2016-08-26 | 2017-08-28 | Postupci za tretiranje vodenih kompozicija koje sadrže litijum sulfat i sumpornu kiselinu |
| PT178424982T PT3504360T (pt) | 2016-08-26 | 2017-08-28 | Processos para o tratamento de composições aquosas compreendendo sulfato de lítio e ácido sulfúrico |
| AU2017315337A AU2017315337B2 (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| CA3055553A CA3055553C (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| JP2019511383A JP6825082B2 (ja) | 2016-08-26 | 2017-08-28 | 硫酸リチウムおよび硫酸を含む水性組成物を処理する方法 |
| DK17842498.2T DK3504360T3 (da) | 2016-08-26 | 2017-08-28 | Fremgangsmåder til behandling af vandige sammensætninger omfattende litiumsulfat og svovlsyre |
| CL2019000483A CL2019000483A1 (es) | 2016-08-26 | 2019-02-22 | Procedimientos para tratar composiciones acuosas que comprende sulfato de litio y ácido sulfúrico. |
| AU2020257064A AU2020257064B2 (en) | 2016-08-26 | 2020-10-20 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| US17/397,934 US20220032207A1 (en) | 2016-08-26 | 2021-08-09 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2940509A CA2940509A1 (en) | 2016-08-26 | 2016-08-26 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2940509A1 true CA2940509A1 (en) | 2018-02-26 |
Family
ID=61246642
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2940509A Abandoned CA2940509A1 (en) | 2016-08-26 | 2016-08-26 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| CA3055553A Active CA3055553C (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| CA3215277A Pending CA3215277A1 (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| CA3034982A Active CA3034982C (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3055553A Active CA3055553C (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| CA3215277A Pending CA3215277A1 (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| CA3034982A Active CA3034982C (en) | 2016-08-26 | 2017-08-28 | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
Country Status (15)
| Country | Link |
|---|---|
| US (2) | US11083978B2 (enExample) |
| EP (1) | EP3504360B1 (enExample) |
| JP (1) | JP6825082B2 (enExample) |
| KR (1) | KR102266697B1 (enExample) |
| CN (2) | CN109891006B (enExample) |
| AU (2) | AU2017315337B2 (enExample) |
| CA (4) | CA2940509A1 (enExample) |
| CL (1) | CL2019000483A1 (enExample) |
| DK (1) | DK3504360T3 (enExample) |
| ES (1) | ES2882337T3 (enExample) |
| HR (1) | HRP20211184T1 (enExample) |
| PL (1) | PL3504360T3 (enExample) |
| PT (1) | PT3504360T (enExample) |
| RS (1) | RS62169B1 (enExample) |
| WO (1) | WO2018035618A1 (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RS65609B1 (sr) | 2012-05-30 | 2024-07-31 | Nemaska Lithium Inc | Postupci za dobijanje litijum karbonata |
| RS61656B1 (sr) | 2013-03-15 | 2021-04-29 | Nemaska Lithium Inc | Postupak za dobijanje litijum hidroksida |
| KR102614113B1 (ko) | 2013-10-23 | 2023-12-13 | 네마스카 리튬 인코포레이션 | 리튬 카보네이트의 제조방법 |
| CA3086843C (en) | 2014-02-24 | 2021-06-22 | Nemaska Lithium Inc. | Methods for treating lithium-containing materials |
| CA2940509A1 (en) | 2016-08-26 | 2018-02-26 | Nemaska Lithium Inc. | Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid |
| JP7194185B2 (ja) | 2017-11-22 | 2022-12-21 | ネマスカ リチウム インコーポレーテッド | 様々な金属の水酸化物および酸化物ならびにそれらの誘導体の調製プロセス |
| EP3897927A4 (en) * | 2018-12-21 | 2022-10-26 | Mangrove Water Technologies Ltd. | LI RECOVERY PROCESSES AND ON-SITE CHEMICAL PRODUCTION FOR LI RECOVERY PROCESSES |
| EP3990669A4 (en) | 2019-03-29 | 2023-05-10 | Lithium Americas Corporation | PROCESS FOR EXTRACTING LITHIUM FROM SEDIMENTARY CLAY |
| WO2020232556A1 (en) | 2019-05-22 | 2020-11-26 | Nemaska Lithium Inc. | Processes for preparing hydroxides and oxides of various metals and derivatives thereof |
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| AU2020257064A1 (en) | 2020-11-19 |
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| WO2018035618A1 (en) | 2018-03-01 |
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| RS62169B1 (sr) | 2021-08-31 |
| CL2019000483A1 (es) | 2019-08-09 |
| EP3504360A4 (en) | 2019-10-23 |
| AU2017315337B2 (en) | 2020-11-05 |
| JP2019528230A (ja) | 2019-10-10 |
| US11083978B2 (en) | 2021-08-10 |
| CA3055553C (en) | 2023-11-21 |
| CN109891006B (zh) | 2021-03-19 |
| PT3504360T (pt) | 2021-08-13 |
| KR102266697B1 (ko) | 2021-06-21 |
| AU2020257064B2 (en) | 2022-09-15 |
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