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BR9306078A - Processo e aparelho para a produção de ácido sulfúrico e hidróxido de metal alcalino - Google Patents

Processo e aparelho para a produção de ácido sulfúrico e hidróxido de metal alcalino

Info

Publication number
BR9306078A
BR9306078A BR9306078A BR9306078A BR9306078A BR 9306078 A BR9306078 A BR 9306078A BR 9306078 A BR9306078 A BR 9306078A BR 9306078 A BR9306078 A BR 9306078A BR 9306078 A BR9306078 A BR 9306078A
Authority
BR
Brazil
Prior art keywords
production
alkali metal
sulfuric acid
metal hydroxide
hydroxide
Prior art date
Application number
BR9306078A
Other languages
English (en)
Inventor
Birgitta Sundblad
Goran Sundstrom
Original Assignee
Eka Nobel Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Eka Nobel Ab filed Critical Eka Nobel Ab
Publication of BR9306078A publication Critical patent/BR9306078A/pt

Links

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)
BR9306078A 1992-03-16 1993-02-25 Processo e aparelho para a produção de ácido sulfúrico e hidróxido de metal alcalino BR9306078A (pt)

Applications Claiming Priority (2)

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
PCT/SE1993/000157 WO1993019227A1 (en) 1992-03-16 1993-02-25 Process and apparatus for the production of sulphuric acid and alkali metal hydroxide

Publications (1)

Publication Number Publication Date
BR9306078A true BR9306078A (pt) 1997-11-18

Family

ID=20385634

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9306078A BR9306078A (pt) 1992-03-16 1993-02-25 Processo e aparelho para a produção de ácido sulfúrico e hidróxido de metal alcalino

Country Status (7)

Country Link
US (1) US5423959A (pt)
AU (1) AU3770793A (pt)
BR (1) BR9306078A (pt)
CA (1) CA2085424C (pt)
FI (1) FI114717B (pt)
SE (1) SE511003C2 (pt)
WO (1) WO1993019227A1 (pt)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
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
BRPI0818104B1 (pt) * 2007-11-16 2018-11-21 Akzo Nobel Nv processo de produção de clorato de metal álcali
AU2010206486B2 (en) * 2009-01-20 2013-06-27 Australian Biorefining Pty Ltd Process and apparatus for precipitating cationic metal hydroxides and the recovery of sulfuric acid from acidic solutions
AU2011229776B2 (en) 2010-03-23 2013-11-28 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.
WO2012129510A1 (en) * 2011-03-24 2012-09-27 New Sky Energy, Inc. Sulfate-based electrolysis processing with flexible feed control, and use to capture carbon dioxide
AU2013252439B2 (en) 2012-04-23 2018-04-19 Nemaska Lithium Inc. Processes for preparing lithium hydroxide
WO2013177680A1 (en) 2012-05-30 2013-12-05 Nemaska Lithium Inc. Processes for preparing lithium carbonate
CA3014124A1 (en) 2013-03-15 2014-09-18 Nemaska Lithium Inc. Use of electrochemical cell for preparing lithium hydoxide
KR102132463B1 (ko) 2013-10-23 2020-08-06 네마스카 리튬 인코포레이션 리튬 카보네이트의 제조방법
KR102099714B1 (ko) * 2013-10-23 2020-04-13 네마스카 리튬 인코포레이션 리튬 하이드록사이드 제조 공정 및 시스템
CN106103806B (zh) 2014-02-24 2019-07-12 内玛斯卡锂业有限公司 处理含锂材料的方法
JP7030049B2 (ja) 2015-08-27 2022-03-04 ネマスカ リチウム インコーポレーテッド リチウム含有材料を処理するための方法
CA2940509A1 (en) 2016-08-26 2018-02-26 Nemaska Lithium Inc. Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid
CN111867980B (zh) 2017-11-22 2021-10-01 内玛斯卡锂业有限公司 制备各种金属的氢氧化物和氧化物以及其衍生物的方法
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
US12275650B2 (en) 2019-05-22 2025-04-15 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
CA3228398A1 (en) * 2021-08-27 2023-03-02 Naizhen CAO 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)

* Cited by examiner, † Cited by third party
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
ATE134184T1 (de) * 1990-06-07 1996-02-15 Sterling Canada Inc Elektrochemische herstellung von sauren chloratloesungen
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

Also Published As

Publication number Publication date
SE9200804D0 (sv) 1992-03-16
FI944261A0 (fi) 1994-09-14
SE9200804L (sv) 1993-09-17
US5423959A (en) 1995-06-13
FI944261A7 (fi) 1994-09-14
WO1993019227A1 (en) 1993-09-30
CA2085424A1 (en) 1993-09-17
SE511003C2 (sv) 1999-07-19
AU3770793A (en) 1993-10-21
CA2085424C (en) 1998-11-03
FI114717B (fi) 2004-12-15

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 25/02/2013