DE3172363D1 - Purification of residual sulphuric acids from alcoholic synthesis - Google Patents

Purification of residual sulphuric acids from alcoholic synthesis

Info

Publication number
DE3172363D1
DE3172363D1 DE8181401742T DE3172363T DE3172363D1 DE 3172363 D1 DE3172363 D1 DE 3172363D1 DE 8181401742 T DE8181401742 T DE 8181401742T DE 3172363 T DE3172363 T DE 3172363T DE 3172363 D1 DE3172363 D1 DE 3172363D1
Authority
DE
Germany
Prior art keywords
purification
sulphuric acids
residual sulphuric
alcoholic
synthesis
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
DE8181401742T
Other languages
German (de)
English (en)
Inventor
Charles Laviron
Henri Lecouls
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.)
Arkema France SA
Original Assignee
Atochem SA
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 Atochem SA filed Critical Atochem SA
Application granted granted Critical
Publication of DE3172363D1 publication Critical patent/DE3172363D1/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
    • C01B17/92—Recovery from acid tar or the like, e.g. alkylation acids
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE8181401742T 1980-11-13 1981-10-30 Purification of residual sulphuric acids from alcoholic synthesis Expired DE3172363D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8024108A FR2493823A1 (fr) 1980-11-13 1980-11-13 Purification des acides sulfuriques residuaires provenant de la synthese des alcools

Publications (1)

Publication Number Publication Date
DE3172363D1 true DE3172363D1 (en) 1985-10-24

Family

ID=9247922

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181401742T Expired DE3172363D1 (en) 1980-11-13 1981-10-30 Purification of residual sulphuric acids from alcoholic synthesis

Country Status (8)

Country Link
EP (1) EP0052548B1 (OSRAM)
JP (1) JPS57106506A (OSRAM)
KR (1) KR850001400B1 (OSRAM)
CA (1) CA1156022A (OSRAM)
DE (1) DE3172363D1 (OSRAM)
DK (1) DK156994C (OSRAM)
ES (1) ES8302604A1 (OSRAM)
FR (1) FR2493823A1 (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020002443B4 (de) 2020-04-23 2022-09-01 Pfaudler Normag Systems GmbH Verfahren zur Reduzierung des Salpetersäureverbrauchs bei der Reinigung von mit organischen Verbindungen verunreinigter Abfallschwefelsäure durch oxidative Behandlung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB387569A (en) * 1932-02-25 1933-02-09 Hermann Frischer Process for regenerating waste sulphuric acid
FR765639A (fr) * 1932-12-10 1934-06-13 Kestner App Evaporateurs Procédé et appareillage pour débarrasser par l'acide nitrique les acides sulfuriques résiduaires des matières organiques dont ils sont chargés
FR816186A (fr) * 1936-01-14 1937-08-02 Cellulose Patents Internationa Procédé pour la régénération d'acide sulfurique résiduaire par chauffage ou concentration et adjonction d'agents d'oxydation tels que l'acide nitrique
US2390316A (en) * 1942-10-07 1945-12-04 Standard Oil Dev Co Acid recovery process
GB672723A (en) * 1949-07-19 1952-05-28 Anglo Iranian Oil Co Ltd Improvements in or relating to the removal of carbonaceous materials from sulphuric acid
US2955920A (en) * 1955-10-14 1960-10-11 Nat Distillers Chem Corp Decarbonization of spent acids
FR1223678A (fr) * 1959-02-18 1960-06-20 Procédé pour la purification et la concentration de l'acide sulfurique provenant de produits résiduaires
FR2267980A1 (en) * 1974-04-16 1975-11-14 Ici Ltd Purifying sulphuric acid contg. org. sulphonic acids - as contaminants by concn., reaction with nitric acid and distn.
DE2632989A1 (de) * 1976-07-22 1978-02-02 Hoechst Ag Verfahren zum regenerieren von schwefelsaeure
JPS5314075A (en) * 1976-07-26 1978-02-08 Saida Seisakushiyo Yuugen Inlet and outlet valve structure for fuel gas in gas lighter

Also Published As

Publication number Publication date
DK156994B (da) 1989-10-30
KR850001400B1 (ko) 1985-09-30
EP0052548B1 (fr) 1985-09-18
FR2493823B1 (OSRAM) 1984-09-21
KR830007427A (ko) 1983-10-21
ES507087A0 (es) 1983-01-16
EP0052548A1 (fr) 1982-05-26
JPH0345005B2 (OSRAM) 1991-07-09
CA1156022A (fr) 1983-11-01
DK156994C (da) 1990-03-26
JPS57106506A (en) 1982-07-02
ES8302604A1 (es) 1983-01-16
DK500481A (da) 1982-05-14
FR2493823A1 (fr) 1982-05-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee