GB687444A - Improvements in or relating to the manufacture of sulphur trioxide - Google Patents

Improvements in or relating to the manufacture of sulphur trioxide

Info

Publication number
GB687444A
GB687444A GB8935/51A GB893551A GB687444A GB 687444 A GB687444 A GB 687444A GB 8935/51 A GB8935/51 A GB 8935/51A GB 893551 A GB893551 A GB 893551A GB 687444 A GB687444 A GB 687444A
Authority
GB
United Kingdom
Prior art keywords
sulphur trioxide
relating
manufacture
waste gas
sulphur
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
GB8935/51A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB687444A publication Critical patent/GB687444A/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
    • C01B17/765—Multi-stage SO3-conversion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
GB8935/51A 1950-04-17 1951-04-17 Improvements in or relating to the manufacture of sulphur trioxide Expired GB687444A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE687444X 1950-04-17

Publications (1)

Publication Number Publication Date
GB687444A true GB687444A (en) 1953-02-11

Family

ID=6598267

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8935/51A Expired GB687444A (en) 1950-04-17 1951-04-17 Improvements in or relating to the manufacture of sulphur trioxide

Country Status (3)

Country Link
BE (1) BE502582A (en, 2012)
GB (1) GB687444A (en, 2012)
NL (1) NL76190C (en, 2012)

Also Published As

Publication number Publication date
BE502582A (en, 2012)
NL76190C (en, 2012)

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