CA1097477A - Process for separating so.sub.2 from a current of gas, with production of sulphuric acid by the nitric oxide process - Google Patents

Process for separating so.sub.2 from a current of gas, with production of sulphuric acid by the nitric oxide process

Info

Publication number
CA1097477A
CA1097477A CA247,335A CA247335A CA1097477A CA 1097477 A CA1097477 A CA 1097477A CA 247335 A CA247335 A CA 247335A CA 1097477 A CA1097477 A CA 1097477A
Authority
CA
Canada
Prior art keywords
zone
acid
gas
denitration
volume
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
CA247,335A
Other languages
English (en)
French (fr)
Inventor
Volker Fattinger
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
Ciba Geigy Investments Ltd
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 Ciba Geigy Investments Ltd filed Critical Ciba Geigy Investments Ltd
Application granted granted Critical
Publication of CA1097477A publication Critical patent/CA1097477A/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
    • C01B17/82—Preparation of sulfuric acid using a nitrogen oxide process
    • C01B17/86—Tower process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
CA247,335A 1975-03-10 1976-03-08 Process for separating so.sub.2 from a current of gas, with production of sulphuric acid by the nitric oxide process Expired CA1097477A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19752510294 DE2510294A1 (de) 1975-03-10 1975-03-10 Verfahren zum abtrennen von so tief 2 aus gasstroemen unter gewinnung von schwefelsaeure nach dem stickoxid-verfahren
CH3000/75 1975-03-10
CH300075 1975-03-10

Publications (1)

Publication Number Publication Date
CA1097477A true CA1097477A (en) 1981-03-17

Family

ID=25691914

Family Applications (1)

Application Number Title Priority Date Filing Date
CA247,335A Expired CA1097477A (en) 1975-03-10 1976-03-08 Process for separating so.sub.2 from a current of gas, with production of sulphuric acid by the nitric oxide process

Country Status (12)

Country Link
JP (1) JPS51112795A (fi)
AU (1) AU505882B2 (fi)
BE (1) BE839345A (fi)
BR (1) BR7601423A (fi)
CA (1) CA1097477A (fi)
DD (1) DD126392A5 (fi)
DE (2) DE2510294A1 (fi)
FI (1) FI760585A (fi)
FR (1) FR2303760A1 (fi)
GB (1) GB1538113A (fi)
LU (1) LU74502A1 (fi)
SE (1) SE416798B (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2830215A1 (de) * 1977-07-21 1979-02-22 Ciba Geigy Ag Verfahren zum abtrennen von so tief 2
DE2830214A1 (de) * 1977-07-21 1979-02-08 Ciba Geigy Ag Verfahren zum abtrennen von so tief 2 aus einem gasstrom und anlage zur durchfuehrung des verfahrens
JPS5564825A (en) * 1978-11-07 1980-05-15 Sumitomo Metal Mining Co Ltd Treating method for lean waste gas containing sulfurous acid gas
EP0191725A3 (de) * 1985-01-16 1989-11-02 Ciba-Geigy Ag Verfahren zur Abscheidung von Schwefeldioxid aus Gasen und zur Gewinnung von konzentrierter Schwefelsäure
ES2006971A6 (es) * 1988-06-07 1989-05-16 Union Explosivos Rio Tinto Procedimiento e instalacion para la recuperacion de oxidos de nitrogeno procedentes de plantas industriales.
DE4127075A1 (de) * 1991-08-16 1993-02-18 Nymic Anstalt Verfahren zum reinigen von belasteten abgasen von verbrennungsanlagen
DE10050526A1 (de) * 2000-10-11 2002-04-25 Sachtleben Chemie Gmbh Verfahren zur Entfernung von Nitrosylschwefelsäure aus dem Schwefelsäureprozess

Also Published As

Publication number Publication date
FR2303760A1 (fr) 1976-10-08
DE2510294A1 (de) 1976-09-23
GB1538113A (en) 1979-01-10
FR2303760B1 (fi) 1982-09-17
LU74502A1 (fi) 1977-01-10
AU505882B2 (en) 1979-12-06
BR7601423A (pt) 1976-09-14
AU1180176A (en) 1977-09-15
SE416798B (sv) 1981-02-09
DD126392A5 (fi) 1977-07-13
SE7602528L (sv) 1976-09-13
FI760585A (fi) 1976-09-11
DE2609505A1 (de) 1976-09-30
BE839345A (fr) 1976-09-09
JPS51112795A (en) 1976-10-05

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Legal Events

Date Code Title Description
MKEX Expiry