NO136708C - PROCEDURES FOR MULTI-STEP CATALYTIC OXIDATION OF SULFUR DIOXIDE TO SULFUR TRIOXYDE - Google Patents

PROCEDURES FOR MULTI-STEP CATALYTIC OXIDATION OF SULFUR DIOXIDE TO SULFUR TRIOXYDE

Info

Publication number
NO136708C
NO136708C NO283572A NO283572A NO136708C NO 136708 C NO136708 C NO 136708C NO 283572 A NO283572 A NO 283572A NO 283572 A NO283572 A NO 283572A NO 136708 C NO136708 C NO 136708C
Authority
NO
Norway
Prior art keywords
sulfur
procedures
catalytic oxidation
trioxyde
step catalytic
Prior art date
Application number
NO283572A
Other languages
Norwegian (no)
Other versions
NO136708B (en
Inventor
Bruno Vidon
Original Assignee
Pechiney Ugine Kuhlmann
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 Pechiney Ugine Kuhlmann filed Critical Pechiney Ugine Kuhlmann
Publication of NO136708B publication Critical patent/NO136708B/no
Publication of NO136708C publication Critical patent/NO136708C/en

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
    • C01B17/7655—Multi-stage SO3-conversion with intermediate absorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Harvesting Machines For Specific Crops (AREA)
NO283572A 1971-08-13 1972-08-09 PROCEDURES FOR MULTI-STEP CATALYTIC OXIDATION OF SULFUR DIOXIDE TO SULFUR TRIOXYDE NO136708C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7129648A FR2149586A5 (en) 1971-08-13 1971-08-13 IMPROVEMENT IN THE MANUFACTURING OF SULFURIC ACID

Publications (2)

Publication Number Publication Date
NO136708B NO136708B (en) 1977-07-18
NO136708C true NO136708C (en) 1977-10-26

Family

ID=9081846

Family Applications (1)

Application Number Title Priority Date Filing Date
NO283572A NO136708C (en) 1971-08-13 1972-08-09 PROCEDURES FOR MULTI-STEP CATALYTIC OXIDATION OF SULFUR DIOXIDE TO SULFUR TRIOXYDE

Country Status (11)

Country Link
JP (1) JPS4827998A (en)
AT (1) AT325062B (en)
BE (1) BE786720A (en)
BR (1) BR7205489D0 (en)
DE (1) DE2239510C3 (en)
ES (1) ES405469A1 (en)
FI (1) FI55164C (en)
FR (1) FR2149586A5 (en)
GB (1) GB1405616A (en)
IT (1) IT970822B (en)
NO (1) NO136708C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA727754B (en) * 1972-11-01 1974-06-26 African Explosives & Chem Improvements in and relating to the manufacture of sulphuric acid
JPS50161685A (en) * 1974-06-19 1975-12-27
JPS52119706A (en) * 1975-11-28 1977-10-07 Kerou Majin Method of and device for cooling underground power cable
CN112320768B (en) * 2021-01-04 2021-03-30 联仕(昆山)化学材料有限公司 Production method of electronic-grade sulfuric acid

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL135400C (en) * 1964-09-25
DE1933460C3 (en) * 1969-07-02 1973-11-15 Metallgesellschaft Ag, 6000 Frankfurt Device for intermediate absorption and heat exchange during the catalytic conversion of gases containing SO deep 2 with the production of sulfuric acid

Also Published As

Publication number Publication date
NO136708B (en) 1977-07-18
BR7205489D0 (en) 1973-06-12
AT325062B (en) 1975-10-10
DE2239510C3 (en) 1981-03-19
FI55164C (en) 1979-06-11
ES405469A1 (en) 1975-09-01
FI55164B (en) 1979-02-28
DE2239510B2 (en) 1980-07-03
GB1405616A (en) 1975-09-10
DE2239510A1 (en) 1973-02-22
IT970822B (en) 1974-04-20
JPS4827998A (en) 1973-04-13
BE786720A (en) 1972-11-16
FR2149586A5 (en) 1973-03-30

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