FI94432B - Menetelmä alkalimetallisulfaattien hajottamiseksi sähkökemiallisesti - Google Patents
Menetelmä alkalimetallisulfaattien hajottamiseksi sähkökemiallisestiInfo
- Publication number
- FI94432B FI94432B FI911401A FI911401A FI94432B FI 94432 B FI94432 B FI 94432B FI 911401 A FI911401 A FI 911401A FI 911401 A FI911401 A FI 911401A FI 94432 B FI94432 B FI 94432B
- Authority
- FI
- Finland
- Prior art keywords
- alkali metal
- anion exchanger
- metal sulfates
- electrochemical
- membrane
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/44—Ion-selective electrodialysis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/44—Ion-selective electrodialysis
- B01D61/52—Accessories; Auxiliary operation
-
- 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
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/22—Inorganic acids
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/70—Assemblies comprising two or more cells
- C25B9/73—Assemblies comprising two or more cells of the filter-press type
-
- 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
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Urology & Nephrology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Secondary Cells (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4009410 | 1990-03-23 | ||
DE4009410A DE4009410A1 (de) | 1990-03-23 | 1990-03-23 | Verfahren zur elektrochemischen spaltung von alkali sulfaten |
Publications (4)
Publication Number | Publication Date |
---|---|
FI911401A0 FI911401A0 (fi) | 1991-03-22 |
FI911401A FI911401A (fi) | 1991-09-24 |
FI94432B true FI94432B (fi) | 1995-05-31 |
FI94432C FI94432C (fi) | 1995-09-11 |
Family
ID=6402938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI911401A FI94432C (fi) | 1990-03-23 | 1991-03-22 | Menetelmä alkalimetallisulfaattien hajottamiseksi sähkökemiallisesti |
Country Status (7)
Country | Link |
---|---|
US (1) | US5258106A (fi) |
EP (1) | EP0449071B1 (fi) |
JP (1) | JPH04224689A (fi) |
AT (1) | ATE119064T1 (fi) |
CA (1) | CA2038830A1 (fi) |
DE (2) | DE4009410A1 (fi) |
FI (1) | FI94432C (fi) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2675709B1 (fr) * | 1991-04-25 | 1994-04-15 | Micron Couleurs Ste Languedocien | Procede de concentration de solutions aqueuses d'acides par electrodialyse. |
IT1248564B (it) * | 1991-06-27 | 1995-01-19 | Permelec Spa Nora | Processo di decomposizione elettrochimica di sali neutri senza co-produzione di alogeni o di acido e cella di elettrolisi adatta per la sua realizzazione. |
SE511003C2 (sv) * | 1992-03-16 | 1999-07-19 | Eka Chemicals Ab | Förfarande och apparat för framställning av svavelsyra och alkalimetallhydroxid |
US6140428A (en) * | 1992-06-17 | 2000-10-31 | Basf Aktiengesellschaft | Simultaneous production of dicarboxylic acids and diamines by splitting polyamides into their monomeric constituents |
DE4230399A1 (de) * | 1992-09-11 | 1994-03-17 | Basf Ag | Verfahren zur elektrochemischen Spaltung von Alkalisulfaten und Ammoniumsulfat in die freien Laugen und Schwefelsäure bei gleichzeitiger anodischer Oxidation von Schwefeldioxid |
EP0838435A1 (en) | 1996-10-25 | 1998-04-29 | Kvaerner Process Technology Limited | Process and plant for treating an aqueous waste stream containing alkali metal carboxylates |
US20080173540A1 (en) * | 2003-12-11 | 2008-07-24 | Joshi Ashok V | Electrolytic Cell for Producing Alkali Alcoholates |
JP5314246B2 (ja) | 2003-12-11 | 2013-10-16 | アメリカン パシフィック コーポレイション | イオン伝導性セラミックの固体膜を用いたアルカリアルコラートを生成するための電気分解による方法 |
US8075758B2 (en) * | 2003-12-11 | 2011-12-13 | Ceramatec, Inc. | Electrolytic method to make alkali alcoholates using ion conducting alkali electrolyte/separator |
US20080173551A1 (en) * | 2003-12-11 | 2008-07-24 | Joshi Ashok V | Electrolytic Method to Make Alkali Alcoholates |
US20090057162A1 (en) * | 2007-01-11 | 2009-03-05 | Shekar Balagopal | Electrolytic Process to Separate Alkali Metal Ions from Alkali Salts of Glycerine |
EP2201155B1 (en) * | 2007-09-05 | 2015-10-21 | Ceramatec, Inc. | Method for producing biodiesel using an alkali ion donating catalyst |
US8900435B2 (en) * | 2007-12-19 | 2014-12-02 | Palo Alto Research Center Incorporated | Separating gas using ion exchange |
US7938891B2 (en) * | 2008-03-17 | 2011-05-10 | Palo Alto Research Center Incorporated | Using ionic liquids |
US7938892B2 (en) | 2008-06-10 | 2011-05-10 | Palo Alto Research Center Incorporated | Producing articles that include ionic liquids |
US7938890B2 (en) * | 2008-07-08 | 2011-05-10 | Palo Alto Research Center Incorporated | Separating gas using immobilized buffers |
BRPI1006938A2 (pt) * | 2009-01-20 | 2016-04-12 | Autralian Biorefining Pty Ltd | processo e aparelho para precipitar hidróxidos de metal cationicos e recuperação de ácido sulfúrico a partir de soluções ácidas |
EP2633092A2 (en) * | 2010-10-29 | 2013-09-04 | Ceramatec, Inc | Device and method for recovery or extraction of lithium |
DK2841623T3 (da) | 2012-04-23 | 2021-01-25 | Nemaska Lithium Inc | Fremgangsmåder til fremstilling af lithiumhydroxid |
US9382126B2 (en) | 2012-05-30 | 2016-07-05 | Nemaska Lithium Inc. | Processes for preparing lithium carbonate |
EP2971252B1 (en) * | 2013-03-15 | 2020-12-30 | Nemaska Lithium Inc. | Processes for preparing lithium hydroxide |
CN109250733B (zh) * | 2013-10-23 | 2021-07-16 | 内玛斯卡锂公司 | 制备碳酸锂的方法 |
CN105849317B (zh) | 2013-10-23 | 2018-11-27 | 内玛斯卡锂公司 | 制备氢氧化锂的方法和系统 |
PT3492632T (pt) | 2014-02-24 | 2021-04-09 | Nemaska Lithium Inc | Métodos para o tratamento de materiais que contêm lítio |
US10597305B2 (en) | 2015-08-27 | 2020-03-24 | 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 |
CN113522046A (zh) * | 2021-08-27 | 2021-10-22 | 东北电力大学 | 一种金属微滤膜及其制备方法和应用 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL82830C (fi) * | 1952-12-12 | |||
US3801698A (en) * | 1971-01-18 | 1974-04-02 | Stone & Webster Eng Corp | Removal of acidic gases from hydrocarbon streams |
US4129484A (en) * | 1976-05-11 | 1978-12-12 | Kemanord Ab | Process for regeneration of spent reaction solutions |
US4083768A (en) * | 1976-05-24 | 1978-04-11 | Allied Chemical Corporation | Preparation of high performance polyelectrolyte membrane |
US4075068A (en) * | 1976-07-12 | 1978-02-21 | Southwire Company | Process for the recovery of aluminum from alunite |
US4504373A (en) * | 1982-06-01 | 1985-03-12 | Allied Corporation | Electrodialytic water splitting process and apparatus for conversion of alkali metal sulfate values derived from spent rayon spin baths |
DE3529649A1 (de) * | 1985-08-19 | 1987-02-19 | Hoechst Ag | Verfahren zur anreicherung von schwefelsaeure |
US4636295A (en) * | 1985-11-19 | 1987-01-13 | Cominco Ltd. | Method for the recovery of lithium from solutions by electrodialysis |
-
1990
- 1990-03-23 DE DE4009410A patent/DE4009410A1/de not_active Withdrawn
-
1991
- 1991-03-16 EP EP91104120A patent/EP0449071B1/de not_active Expired - Lifetime
- 1991-03-16 AT AT91104120T patent/ATE119064T1/de not_active IP Right Cessation
- 1991-03-16 DE DE59104734T patent/DE59104734D1/de not_active Expired - Lifetime
- 1991-03-20 US US07/672,284 patent/US5258106A/en not_active Expired - Fee Related
- 1991-03-20 JP JP3057055A patent/JPH04224689A/ja not_active Withdrawn
- 1991-03-22 CA CA002038830A patent/CA2038830A1/en not_active Abandoned
- 1991-03-22 FI FI911401A patent/FI94432C/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0449071A1 (de) | 1991-10-02 |
ATE119064T1 (de) | 1995-03-15 |
EP0449071B1 (de) | 1995-03-01 |
FI911401A (fi) | 1991-09-24 |
FI911401A0 (fi) | 1991-03-22 |
DE59104734D1 (de) | 1995-04-06 |
FI94432C (fi) | 1995-09-11 |
US5258106A (en) | 1993-11-02 |
JPH04224689A (ja) | 1992-08-13 |
DE4009410A1 (de) | 1991-09-26 |
CA2038830A1 (en) | 1991-09-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
Owner name: BASF AKTIENGESELLSCHAFT |
|
BB | Publication of examined application | ||
MM | Patent lapsed |