GB549735A - Improvements relating to the manufacture of sulphur trioxide and apparatus therefor - Google Patents

Improvements relating to the manufacture of sulphur trioxide and apparatus therefor

Info

Publication number
GB549735A
GB549735A GB7488/41A GB748841A GB549735A GB 549735 A GB549735 A GB 549735A GB 7488/41 A GB7488/41 A GB 7488/41A GB 748841 A GB748841 A GB 748841A GB 549735 A GB549735 A GB 549735A
Authority
GB
United Kingdom
Prior art keywords
sulphur trioxide
manufacture
contact
apparatus therefor
improvements relating
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
GB7488/41A
Other languages
English (en)
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.)
BASF Schweiz AG
Original Assignee
Gesellschaft fuer Chemische Industrie in Basel CIBA
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 Gesellschaft fuer Chemische Industrie in Basel CIBA filed Critical Gesellschaft fuer Chemische Industrie in Basel CIBA
Publication of GB549735A publication Critical patent/GB549735A/en
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
    • C01B17/74—Preparation
    • C01B17/76—Preparation by contact processes
    • C01B17/80—Apparatus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
GB7488/41A 1940-06-15 1941-06-13 Improvements relating to the manufacture of sulphur trioxide and apparatus therefor Expired GB549735A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH549735X 1940-06-15

Publications (1)

Publication Number Publication Date
GB549735A true GB549735A (en) 1942-12-04

Family

ID=4519551

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7488/41A Expired GB549735A (en) 1940-06-15 1941-06-13 Improvements relating to the manufacture of sulphur trioxide and apparatus therefor

Country Status (4)

Country Link
BE (1) BE441741A (it)
CH (1) CH216686A (it)
FR (1) FR878749A (it)
GB (1) GB549735A (it)

Also Published As

Publication number Publication date
CH216686A (de) 1941-09-15
BE441741A (it)
FR878749A (fr) 1943-01-28

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