DE3360249D1 - Process for the regeneration of residual sulfuric acids contaminated with organic material - Google Patents

Process for the regeneration of residual sulfuric acids contaminated with organic material

Info

Publication number
DE3360249D1
DE3360249D1 DE8383400260T DE3360249T DE3360249D1 DE 3360249 D1 DE3360249 D1 DE 3360249D1 DE 8383400260 T DE8383400260 T DE 8383400260T DE 3360249 T DE3360249 T DE 3360249T DE 3360249 D1 DE3360249 D1 DE 3360249D1
Authority
DE
Germany
Prior art keywords
regeneration
organic material
sulfuric acids
residual sulfuric
acids contaminated
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.)
Expired
Application number
DE8383400260T
Other languages
German (de)
English (en)
Inventor
Jacques Peron
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.)
Sanofi Aventis France
Original Assignee
Francaise Hoechst Ste
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 Francaise Hoechst Ste filed Critical Francaise Hoechst Ste
Application granted granted Critical
Publication of DE3360249D1 publication Critical patent/DE3360249D1/de
Expired 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
    • 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)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
DE8383400260T 1982-02-22 1983-02-07 Process for the regeneration of residual sulfuric acids contaminated with organic material Expired DE3360249D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8202866A FR2521972A1 (fr) 1982-02-22 1982-02-22 Procede de regeneration d'acides sulfuriques residuaires souilles par des matieres organiques

Publications (1)

Publication Number Publication Date
DE3360249D1 true DE3360249D1 (en) 1985-07-18

Family

ID=9271206

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383400260T Expired DE3360249D1 (en) 1982-02-22 1983-02-07 Process for the regeneration of residual sulfuric acids contaminated with organic material

Country Status (3)

Country Link
EP (1) EP0087346B1 (OSRAM)
DE (1) DE3360249D1 (OSRAM)
FR (1) FR2521972A1 (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2216507C1 (ru) * 2002-03-11 2003-11-20 Институт химии и технологии редких элементов и минерального сырья им. И.В.Тананаева Кольского научного центра РАН Способ переработки раствора, содержащего серную кислоту и примесные элементы

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793180A (en) * 1953-07-16 1957-05-21 Standard Oil Co Electrolytic regeneration of spent alkylation sulfuric acid
US2793181A (en) * 1953-07-16 1957-05-21 Standard Oil Co Electrolytic regeneration of alkylation sulfuric acid
US3616337A (en) * 1968-08-22 1971-10-26 Texaco Inc Electrochemical recovery of sulfuric acid
US3917521A (en) * 1974-10-23 1975-11-04 Dow Chemical Co Sulfurless electrolytic concentration of aqueous sulfuric acid solutions

Also Published As

Publication number Publication date
EP0087346A1 (fr) 1983-08-31
EP0087346B1 (fr) 1985-06-12
FR2521972B1 (OSRAM) 1984-06-15
FR2521972A1 (fr) 1983-08-26

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee