FR2674843B1 - PROCESS AND DEVICE FOR PURIFYING CONCENTRATED SULFURIC ACID CONTAMINATED BY ORGANIC IMPURITIES. - Google Patents

PROCESS AND DEVICE FOR PURIFYING CONCENTRATED SULFURIC ACID CONTAMINATED BY ORGANIC IMPURITIES.

Info

Publication number
FR2674843B1
FR2674843B1 FR9104113A FR9104113A FR2674843B1 FR 2674843 B1 FR2674843 B1 FR 2674843B1 FR 9104113 A FR9104113 A FR 9104113A FR 9104113 A FR9104113 A FR 9104113A FR 2674843 B1 FR2674843 B1 FR 2674843B1
Authority
FR
France
Prior art keywords
sulfuric acid
concentrated sulfuric
organic impurities
acid contaminated
purifying concentrated
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 - Fee Related
Application number
FR9104113A
Other languages
French (fr)
Other versions
FR2674843A1 (en
Inventor
Thauront Jacques
Dubois Pierre
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.)
EMC Service
Original Assignee
EMC Service
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 EMC Service filed Critical EMC Service
Priority to FR9104113A priority Critical patent/FR2674843B1/en
Publication of FR2674843A1 publication Critical patent/FR2674843A1/en
Application granted granted Critical
Publication of FR2674843B1 publication Critical patent/FR2674843B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
  • Treating Waste Gases (AREA)
FR9104113A 1991-04-04 1991-04-04 PROCESS AND DEVICE FOR PURIFYING CONCENTRATED SULFURIC ACID CONTAMINATED BY ORGANIC IMPURITIES. Expired - Fee Related FR2674843B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9104113A FR2674843B1 (en) 1991-04-04 1991-04-04 PROCESS AND DEVICE FOR PURIFYING CONCENTRATED SULFURIC ACID CONTAMINATED BY ORGANIC IMPURITIES.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9104113A FR2674843B1 (en) 1991-04-04 1991-04-04 PROCESS AND DEVICE FOR PURIFYING CONCENTRATED SULFURIC ACID CONTAMINATED BY ORGANIC IMPURITIES.

Publications (2)

Publication Number Publication Date
FR2674843A1 FR2674843A1 (en) 1992-10-09
FR2674843B1 true FR2674843B1 (en) 1993-09-17

Family

ID=9411478

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9104113A Expired - Fee Related FR2674843B1 (en) 1991-04-04 1991-04-04 PROCESS AND DEVICE FOR PURIFYING CONCENTRATED SULFURIC ACID CONTAMINATED BY ORGANIC IMPURITIES.

Country Status (1)

Country Link
FR (1) FR2674843B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2714665B1 (en) * 1994-01-06 1996-04-05 Inst Francais Du Petrole New process for the purification of impure sulfuric acid.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1842884A (en) * 1929-08-31 1932-01-26 Grasselli Chemical Co Process of purifying sulphuric acid
US2794704A (en) * 1954-03-19 1957-06-04 Exxon Research Engineering Co Treatment of spent sulfuric acid
US3856673A (en) * 1973-04-02 1974-12-24 Air Prod & Chem Purification of spent sulfuric acid
DE2731638C2 (en) * 1977-07-13 1985-08-14 Bayer Ag, 5090 Leverkusen Process for cleaning organically contaminated waste sulfuric acids
SE464299B (en) * 1988-11-16 1991-04-08 Boliden Contech Ab PROCEDURE FOR DETERMINING Sulfuric Acid Produced According to the Contact Method

Also Published As

Publication number Publication date
FR2674843A1 (en) 1992-10-09

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Legal Events

Date Code Title Description
ST Notification of lapse