JPS5312795A - Regenerating process for sulfuric acid - Google Patents

Regenerating process for sulfuric acid

Info

Publication number
JPS5312795A
JPS5312795A JP8676277A JP8676277A JPS5312795A JP S5312795 A JPS5312795 A JP S5312795A JP 8676277 A JP8676277 A JP 8676277A JP 8676277 A JP8676277 A JP 8676277A JP S5312795 A JPS5312795 A JP S5312795A
Authority
JP
Japan
Prior art keywords
sulfuric acid
regenerating process
regenerating
sulfuric
acid
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.)
Pending
Application number
JP8676277A
Other languages
English (en)
Inventor
Boodenbenneru Kuruto
Miyuureru Geruharuto
Miyuureru Hainritsuhi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of JPS5312795A publication Critical patent/JPS5312795A/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/90—Separation; Purification
    • C01B17/905—Removal of organic impurities

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP8676277A 1976-07-22 1977-07-21 Regenerating process for sulfuric acid Pending JPS5312795A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762632989 DE2632989A1 (de) 1976-07-22 1976-07-22 Verfahren zum regenerieren von schwefelsaeure

Publications (1)

Publication Number Publication Date
JPS5312795A true JPS5312795A (en) 1978-02-04

Family

ID=5983671

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8676277A Pending JPS5312795A (en) 1976-07-22 1977-07-21 Regenerating process for sulfuric acid

Country Status (9)

Country Link
US (1) US4157381A (ja)
JP (1) JPS5312795A (ja)
BE (1) BE857042A (ja)
CA (1) CA1086476A (ja)
DE (1) DE2632989A1 (ja)
FR (1) FR2366220A1 (ja)
GB (1) GB1589732A (ja)
IT (1) IT1081296B (ja)
NL (1) NL7707924A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57106506A (en) * 1980-11-13 1982-07-02 Ugine Kuhlmann Purification of residual sulfuric acid obtained from alcohol manufacture
JPS5880847A (ja) * 1981-11-02 1983-05-16 ジヨセフ・クバトロニツク マトリクス・テスト・ヘッド装置
JP2009511408A (ja) * 2005-10-13 2009-03-19 ウァッカー ケミー アーゲー 硫酸を再生するための方法
JP2013095640A (ja) * 2011-11-01 2013-05-20 Mitsubishi Gas Chemical Co Inc 有機物を含有する硫酸を連続的に再生する方法

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2110681B (en) * 1981-11-25 1985-08-07 Exxon Research Engineering Co Process for treating spent sulfuric acid streams from the olefin hydration reaction
US4406760A (en) * 1981-11-25 1983-09-27 Exxon Research & Engineering Co. Electrolytic process for treating sulfuric acid streams
SE464299B (sv) * 1988-11-16 1991-04-08 Boliden Contech Ab Foerfarande foer avfaergning av svavelsyra framstaelld enligt kontaktmetoden
US5114699A (en) * 1989-04-12 1992-05-19 Freeport-Mcmoran Resource Partners Spent alkylation acid treatment process
DE3927751A1 (de) * 1989-08-23 1991-02-28 Bayer Ag Verfahren zum konzentrieren metallsulfathaltiger schwefelsaeure
DE3935892C2 (de) * 1989-10-27 1994-08-25 Metallgesellschaft Ag Verfahren und Vorrichtung zum Konzentrieren einer Schwefelsäure und Wasser enthaltenden Flüssigkeit
US5275701A (en) * 1993-03-15 1994-01-04 Air Products And Chemicals, Inc. Process for purification and concentration of sulfuric acid
ES2105969B1 (es) * 1995-07-14 1998-07-01 Gen Quimica S A Procedimiento para la recuperacion de acido sulfurico a partir de corrientes residuales de sulfurico de mediana concentracion contaminadas con materia organica.
IL236365A0 (en) 2014-12-21 2015-04-30 Melodea Ltd Recycling of acid from acid-rich aqueous solutions
CN116457333A (zh) * 2020-11-11 2023-07-18 巴斯夫欧洲公司 浓缩稀硫酸的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB441452A (en) * 1934-04-12 1936-01-20 Du Pont Improvements in and relating to the purification of sulphuric acid
GB512907A (en) * 1938-03-18 1939-09-28 Nicolay Titlestad Improvements relating to the concentration and decolorization of denitrated spent sulphuric acid
DE1233368B (de) * 1962-08-13 1967-02-02 Heraeus Schott Quarzschmelze Verfahren zur kontinuierlichen Destillation von Schwefelsaeure in Apparaturen aus keramischen Werkstoffen
DE2330281A1 (de) * 1973-06-14 1975-01-09 Hoechst Ag Verfahren zur regenerierung von schwefelsaeure
DE2352701A1 (de) * 1973-10-20 1975-06-12 Hoechst Ag Verfahren zum aufkonzentrieren salzhaltiger, verduennter schwefelsaeure

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57106506A (en) * 1980-11-13 1982-07-02 Ugine Kuhlmann Purification of residual sulfuric acid obtained from alcohol manufacture
JPH0345005B2 (ja) * 1980-11-13 1991-07-09 Atochem
JPS5880847A (ja) * 1981-11-02 1983-05-16 ジヨセフ・クバトロニツク マトリクス・テスト・ヘッド装置
JPS6253943B2 (ja) * 1981-11-02 1987-11-12 Kubatoronitsuku Josefu
JP2009511408A (ja) * 2005-10-13 2009-03-19 ウァッカー ケミー アーゲー 硫酸を再生するための方法
JP2013095640A (ja) * 2011-11-01 2013-05-20 Mitsubishi Gas Chemical Co Inc 有機物を含有する硫酸を連続的に再生する方法

Also Published As

Publication number Publication date
FR2366220A1 (fr) 1978-04-28
IT1081296B (it) 1985-05-16
DE2632989A1 (de) 1978-02-02
US4157381A (en) 1979-06-05
CA1086476A (en) 1980-09-30
GB1589732A (en) 1981-05-20
BE857042A (fr) 1978-01-23
NL7707924A (nl) 1978-01-24

Similar Documents

Publication Publication Date Title
PH14428A (en) Process for producing therepthalic acid
JPS51139597A (en) Manufacturing process for sulfuric acid
JPS542996A (en) Process for producing concentrated sulfuric acid
JPS5382706A (en) Process for preparing alphaaamino acid
JPS5312795A (en) Regenerating process for sulfuric acid
HU178639B (en) Process for producing 9-thia-12-azaprostanoic acid
DE3065265D1 (en) Process and apparatus for regenerating sulfuric acid
GB1540565A (en) Process for the production of sulphuric acid semiesters
EP0022181A3 (en) Process and apparatus for regenerating sulfuric acid
JPS5384912A (en) Process for preparing carboxylic acid
JPS5359615A (en) Process for manufacturing monocarboxylic acid
GB1540566A (en) Process for the preparation of sulphuric acid semiesters
JPS5217425A (en) Process for manufacturing 11hydroxy* ethylidenee1* 11diphosphonic acid
HU179789B (en) Process for producing phenoxy-alkanoic acid derivatives
JPS5235792A (en) Manufacturing process for sulfuric acid
ZA774063B (en) Phosphoric acid process
YU256777A (en) Process for obtaining terephthalic acid
JPS5357295A (en) Process for producing ethyleneeethylacrylateeacrylic acid polymer
JPS5326295A (en) Treating process for nitric acid
JPS52126693A (en) Regeneration process for waste sulfuric acid
GB1558255A (en) Process for concentrating aqueous sulphuric acid
JPS5352291A (en) Removal process for nox in sulfuric acid
YU123177A (en) Process for obtaining indolyl-acetic acid derivatives
JPS52156816A (en) Process for manufacturing amide sulfonic acid
HU172544B (hu) Sposob poluchenija proizvodnykh 7-acilamino-3-metil-cefam-4-karbonovojj kisloty