SE9200804D0 - Process and apparatus for the production of sulphuric acid and alkali metal hydroxide - Google Patents
Process and apparatus for the production of sulphuric acid and alkali metal hydroxideInfo
- Publication number
- SE9200804D0 SE9200804D0 SE9200804A SE9200804A SE9200804D0 SE 9200804 D0 SE9200804 D0 SE 9200804D0 SE 9200804 A SE9200804 A SE 9200804A SE 9200804 A SE9200804 A SE 9200804A SE 9200804 D0 SE9200804 D0 SE 9200804D0
- Authority
- SE
- Sweden
- Prior art keywords
- alkali metal
- sulphuric acid
- metal hydroxide
- production
- anolyte
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title abstract 4
- 150000008044 alkali metal hydroxides Chemical class 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 4
- 235000011149 sulphuric acid Nutrition 0.000 title abstract 4
- 239000001117 sulphuric acid Substances 0.000 title abstract 4
- 238000004519 manufacturing process Methods 0.000 title abstract 3
- 229910052936 alkali metal sulfate Inorganic materials 0.000 abstract 2
- 238000005868 electrolysis reaction Methods 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 238000005341 cation exchange Methods 0.000 abstract 1
- 238000004090 dissolution Methods 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 239000012528 membrane Substances 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 229910021653 sulphate ion Inorganic materials 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9200804A SE511003C2 (sv) | 1992-03-16 | 1992-03-16 | Förfarande och apparat för framställning av svavelsyra och alkalimetallhydroxid |
| CA002085424A CA2085424C (en) | 1992-03-16 | 1992-12-15 | Process and apparatus for the production of sulphuric acid and alkali metal hydroxide |
| PCT/SE1993/000157 WO1993019227A1 (en) | 1992-03-16 | 1993-02-25 | Process and apparatus for the production of sulphuric acid and alkali metal hydroxide |
| BR9306078A BR9306078A (pt) | 1992-03-16 | 1993-02-25 | Processo e aparelho para a produção de ácido sulfúrico e hidróxido de metal alcalino |
| AU37707/93A AU3770793A (en) | 1992-03-16 | 1993-02-25 | Process and apparatus for the production of sulphuric acid and alkali metal hydroxide |
| US08/264,251 US5423959A (en) | 1992-03-16 | 1994-06-22 | Process and apparatus for the production of sulphuric acid and alkali metal hydroxide |
| FI944261A FI114717B (sv) | 1992-03-16 | 1994-09-14 | Förfarande och anordning för framställning av svavelsyra och alkalimetallhydroxid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9200804A SE511003C2 (sv) | 1992-03-16 | 1992-03-16 | Förfarande och apparat för framställning av svavelsyra och alkalimetallhydroxid |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE9200804D0 true SE9200804D0 (sv) | 1992-03-16 |
| SE9200804L SE9200804L (sv) | 1993-09-17 |
| SE511003C2 SE511003C2 (sv) | 1999-07-19 |
Family
ID=20385634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE9200804A SE511003C2 (sv) | 1992-03-16 | 1992-03-16 | Förfarande och apparat för framställning av svavelsyra och alkalimetallhydroxid |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5423959A (sv) |
| AU (1) | AU3770793A (sv) |
| BR (1) | BR9306078A (sv) |
| CA (1) | CA2085424C (sv) |
| FI (1) | FI114717B (sv) |
| SE (1) | SE511003C2 (sv) |
| WO (1) | WO1993019227A1 (sv) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5487881A (en) * | 1993-02-26 | 1996-01-30 | Eka Nobel Inc. | Process of producing chlorine dioxide |
| US5478446A (en) * | 1993-07-02 | 1995-12-26 | Eka Nobel Inc. | Electrochemical process |
| US6126702A (en) | 1998-03-09 | 2000-10-03 | International Paper Company | Apparatus and method for treating sesquisulfate waste streams |
| JP4384444B2 (ja) * | 2003-05-29 | 2009-12-16 | 株式会社荏原製作所 | 電気式脱塩装置及び電気透析装置 |
| FR2856081B1 (fr) * | 2003-06-11 | 2005-09-09 | Electricite De France | Procede et dispositif de preparation de dioxyde de chlore |
| RU2241525C1 (ru) * | 2003-07-30 | 2004-12-10 | Бахир Витольд Михайлович | Способ очистки газов от серосодержащих примесей |
| TWI447065B (zh) * | 2007-07-13 | 2014-08-01 | Akzo Nobel Nv | 二氧化氯之製造方法 |
| CN102703921A (zh) * | 2007-11-16 | 2012-10-03 | 阿克佐诺贝尔股份有限公司 | 电极 |
| CA2750135C (en) * | 2009-01-20 | 2018-01-02 | Australian Biorefining Pty Ltd | Process and apparatus for precipitating cationic metal hydroxides and the recovery of sulfuric acid from acidic solutions |
| CA2793941C (en) * | 2010-03-23 | 2015-08-18 | International Paper Company | Improved bctmp filtrate recycling system and method |
| CL2010001609A1 (es) * | 2010-12-29 | 2011-03-18 | Univ De Concepcion 50% | Proceso para obtener tall oil util que comprende la reaccion entre una solucion de sesquisulfato de sodio y jabon de tall oil. |
| US9493881B2 (en) * | 2011-03-24 | 2016-11-15 | New Sky Energy, Inc. | Sulfate-based electrolysis processing with flexible feed control, and use to capture carbon dioxide |
| DK3824991T3 (da) | 2012-04-23 | 2022-10-31 | Nemaska Lithium Inc | Fremgangsmåde til forberedelse af lithiumsulfat |
| PT2855735T (pt) | 2012-05-30 | 2018-06-14 | Nemaska Lithium Inc | Processos de preparação de carbonato de lítio |
| PL2971252T3 (pl) | 2013-03-15 | 2021-07-12 | Nemaska Lithium Inc. | Procesy dla sporządzania wodorotlenku litu |
| CN109250733B (zh) | 2013-10-23 | 2021-07-16 | 内玛斯卡锂公司 | 制备碳酸锂的方法 |
| AU2014339706B2 (en) * | 2013-10-23 | 2017-05-18 | Nemaska Lithium Inc. | Processes and systems for preparing lithium hydroxide |
| EP3805430A1 (en) | 2014-02-24 | 2021-04-14 | Nemaska Lithium Inc. | Methods for treating lithium-containing materials |
| CA2996651C (en) | 2015-08-27 | 2021-06-01 | Nemaska Lithium Inc. | Method for preparing lithium hydroxide and lithium sulfate monohydrate using hydrogen depolarized anode |
| 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 |
| JP6875735B2 (ja) * | 2018-01-11 | 2021-05-26 | 株式会社ガイア | 電解槽及びアルカリ電解水生成装置 |
| CA3141478A1 (en) | 2019-05-22 | 2020-11-26 | Nemaska Lithium Inc. | Processes for preparing hydroxides and oxides of various metals and derivatives thereof |
| CN113463156B (zh) * | 2021-07-23 | 2022-09-20 | 中国科学院青海盐湖研究所 | 一种氢氧化镁膜层及其制备方法与系统 |
| WO2023026261A1 (en) * | 2021-08-27 | 2023-03-02 | Frontier Lithium Inc. | Processing hard rock lithium minerals or other materials to produce lithium materials and byproducts converted from a sodium sulfate intermediate product |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4129484A (en) * | 1976-05-11 | 1978-12-12 | Kemanord Ab | Process for regeneration of spent reaction solutions |
| DE3005032C2 (de) * | 1980-02-11 | 1982-04-15 | Kernforschungsanlage Jülich GmbH, 5170 Jülich | Verfahren zur elektrolytischen Gewinnung von Wasserstoff |
| US4536269A (en) * | 1983-05-02 | 1985-08-20 | Allied Corporation | Multichamber two-compartment electrodialytic water splitter and method of using same for acidification of aqueous soluble salts |
| US4561945A (en) * | 1984-07-30 | 1985-12-31 | United Technologies Corporation | Electrolysis of alkali metal salts with hydrogen depolarized anodes |
| SE460046B (sv) * | 1987-03-27 | 1989-09-04 | Eka Nobel Ab | Foerfarande foer framstaellning av klordioxid |
| CA2023452C (en) * | 1990-03-05 | 1994-05-24 | Birgitta Sundblad | Process for production of chlorine dioxide |
| DE4009410A1 (de) * | 1990-03-23 | 1991-09-26 | Basf Ag | Verfahren zur elektrochemischen spaltung von alkali sulfaten |
| BR9106511A (pt) * | 1990-06-07 | 1993-05-25 | Sterling Canada Inc | Processo para producao de solucao acida aquosa contendo ion clorato e processo para producao de dioxido de cloro |
| SE500042C2 (sv) * | 1990-08-31 | 1994-03-28 | Eka Nobel Ab | Förfarande för kontinuerlig framställning av klordioxid |
| SE500043C2 (sv) * | 1990-08-31 | 1994-03-28 | Eka Nobel Ab | Förfarande för kontinuerlig framställning av klordioxid |
-
1992
- 1992-03-16 SE SE9200804A patent/SE511003C2/sv not_active IP Right Cessation
- 1992-12-15 CA CA002085424A patent/CA2085424C/en not_active Expired - Lifetime
-
1993
- 1993-02-25 AU AU37707/93A patent/AU3770793A/en not_active Abandoned
- 1993-02-25 BR BR9306078A patent/BR9306078A/pt not_active IP Right Cessation
- 1993-02-25 WO PCT/SE1993/000157 patent/WO1993019227A1/en not_active Ceased
-
1994
- 1994-06-22 US US08/264,251 patent/US5423959A/en not_active Expired - Lifetime
- 1994-09-14 FI FI944261A patent/FI114717B/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI114717B (sv) | 2004-12-15 |
| CA2085424C (en) | 1998-11-03 |
| SE511003C2 (sv) | 1999-07-19 |
| BR9306078A (pt) | 1997-11-18 |
| SE9200804L (sv) | 1993-09-17 |
| FI944261A0 (sv) | 1994-09-14 |
| CA2085424A1 (en) | 1993-09-17 |
| WO1993019227A1 (en) | 1993-09-30 |
| AU3770793A (en) | 1993-10-21 |
| US5423959A (en) | 1995-06-13 |
| FI944261A7 (sv) | 1994-09-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |