FR2176683B3 - - Google Patents

Info

Publication number
FR2176683B3
FR2176683B3 FR7305334A FR7305334A FR2176683B3 FR 2176683 B3 FR2176683 B3 FR 2176683B3 FR 7305334 A FR7305334 A FR 7305334A FR 7305334 A FR7305334 A FR 7305334A FR 2176683 B3 FR2176683 B3 FR 2176683B3
Authority
FR
France
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
FR7305334A
Other versions
FR2176683A1 (fr
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.)
GEA Group AG
Original Assignee
Metallgesellschaft AG
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
Priority claimed from DE19722213578 external-priority patent/DE2213578C3/de
Application filed by Metallgesellschaft AG filed Critical Metallgesellschaft AG
Publication of FR2176683A1 publication Critical patent/FR2176683A1/fr
Application granted granted Critical
Publication of FR2176683B3 publication Critical patent/FR2176683B3/fr
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
    • C01B17/7655—Multi-stage SO3-conversion with intermediate absorption
FR7305334A 1972-03-21 1973-02-15 Expired FR2176683B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722213578 DE2213578C3 (de) 1972-03-21 Verfahren zur katalytischen Umsetzung von Gasen mit hohem Gehalt an SO2

Publications (2)

Publication Number Publication Date
FR2176683A1 FR2176683A1 (fr) 1973-11-02
FR2176683B3 true FR2176683B3 (fr) 1976-02-13

Family

ID=5839567

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7305334A Expired FR2176683B3 (fr) 1972-03-21 1973-02-15

Country Status (9)

Country Link
US (1) US3875294A (fr)
JP (1) JPS4954295A (fr)
AU (1) AU475296B2 (fr)
CA (1) CA987473A (fr)
ES (1) ES412848A1 (fr)
FR (1) FR2176683B3 (fr)
GB (1) GB1397046A (fr)
SE (1) SE394414B (fr)
ZA (1) ZA73136B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51139586A (en) * 1975-05-29 1976-12-01 Nippon Shokubai Kagaku Kogyo Co Ltd Heat resistant catalyst for h2so4 production
SE422317B (sv) * 1980-06-19 1982-03-01 Boliden Ab Forfarande for framstellning av svavelsyra ur svaveldioxid innehallande gas
GB8524083D0 (en) * 1985-09-30 1985-11-06 Boc Group Plc Oxidation method
DE60030245T2 (de) * 2000-01-07 2007-07-19 Haldor Topsoe A/S Verfahren und Vorrichtung zur Entstaubung einer Reaktionszone
DE10023178A1 (de) * 2000-05-11 2001-11-15 Mg Technologies Ag Verfahren zum katalytischen Umsetzen von Gasen mit hohem Gehalt an SO¶2¶
DE10249782A1 (de) * 2002-10-24 2004-05-06 Outokumpu Oyj Verfahren und Anlage zur Herstellung von Schwefelsäure aus schwefeldioxidreichen Gasen
DE102004012293B4 (de) * 2004-03-12 2016-09-08 Outotec Oyj Verfahren und Anlage zur Herstellung von Schwefelsäure
DE102004022506B4 (de) * 2004-05-05 2012-06-21 Outokumpu Oyj Verfahren und Anlage zur Herstellung von Schwefelsäure aus schwefeldioxidreichen Gasen
DE102005008109A1 (de) * 2005-02-21 2006-08-24 Outokumpu Technology Oy Verfahren und Anlage zur Herstellung von Schwefelsäure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US690133A (en) * 1900-03-05 1901-12-31 Adolf Clemm Process of making sulfuric anhydrid.
US729735A (en) * 1901-04-01 1903-06-02 Adolf Clemm Process of manufacturing sulfuric anhydrid.
US1945811A (en) * 1930-02-20 1934-02-06 Selden Co Contact sulphuric acid process
US1965963A (en) * 1930-08-11 1934-07-10 Gen Chemical Corp Process for making sulphuric anhydride
US2042675A (en) * 1932-07-23 1936-06-02 Gen Chemical Corp Manufacture of sulphuric acid
US3005687A (en) * 1956-04-04 1961-10-24 Strategic Materials Corp Process for the production of sulfuric acid
ZA713248B (en) * 1970-06-02 1972-01-26 Bayer Ag Catalytic oxidation of so2 to so3

Also Published As

Publication number Publication date
AU475296B2 (en) 1976-08-19
GB1397046A (en) 1975-06-11
DE2213578B2 (de) 1974-03-07
FR2176683A1 (fr) 1973-11-02
SE394414B (sv) 1977-06-27
AU5148173A (en) 1974-08-01
CA987473A (en) 1976-04-20
DE2213578A1 (de) 1973-10-11
US3875294A (en) 1975-04-01
ZA73136B (en) 1973-09-26
JPS4954295A (fr) 1974-05-27
ES412848A1 (es) 1976-03-16

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