ZA963521B - Process of removing NOx from nitrosyl hydrogensulfate. - Google Patents

Process of removing NOx from nitrosyl hydrogensulfate.

Info

Publication number
ZA963521B
ZA963521B ZA9603521A ZA963521A ZA963521B ZA 963521 B ZA963521 B ZA 963521B ZA 9603521 A ZA9603521 A ZA 9603521A ZA 963521 A ZA963521 A ZA 963521A ZA 963521 B ZA963521 B ZA 963521B
Authority
ZA
South Africa
Prior art keywords
removing nox
nitrosyl hydrogensulfate
hydrogensulfate
nitrosyl
nox
Prior art date
Application number
ZA9603521A
Inventor
Georg Schmidt
Egon Winkler
Hartmut Wagner
Ronald Apel
Roland Fach
Dieter Knoblich
Peter-Bernhard Stougie
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
Application filed by Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Priority claimed from CA002260816A external-priority patent/CA2260816C/en
Publication of ZA963521B publication Critical patent/ZA963521B/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
    • C01B17/90—Separation; Purification
    • C01B17/94—Recovery from nitration acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
ZA9603521A 1995-05-04 1996-05-03 Process of removing NOx from nitrosyl hydrogensulfate. ZA963521B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19516303 1995-05-04
CA002260816A CA2260816C (en) 1995-05-04 1996-07-16 Process for removing nox from nitrosylsulphuric acid
PCT/EP1996/001719 WO1998002381A1 (en) 1995-05-04 1996-07-16 PROCESS FOR REMOVING NOx FROM NITROSYLSULPHURIC ACID

Publications (1)

Publication Number Publication Date
ZA963521B true ZA963521B (en) 1997-11-03

Family

ID=27170929

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9603521A ZA963521B (en) 1995-05-04 1996-05-03 Process of removing NOx from nitrosyl hydrogensulfate.

Country Status (7)

Country Link
EP (1) EP0912441B1 (en)
JP (1) JP4118333B2 (en)
AU (1) AU714625B2 (en)
DE (1) DE59605854D1 (en)
ES (1) ES2152029T3 (en)
WO (1) WO1998002381A1 (en)
ZA (1) ZA963521B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19839674A1 (en) * 1998-09-01 2000-03-02 Metallgesellschaft Ag Process for removing nitrogen oxides from nitrosylsulfuric acid
DE10050526A1 (en) * 2000-10-11 2002-04-25 Sachtleben Chemie Gmbh Removal of nitrosylsulfuric acid from sulfuric acid process involves thermal cracking, preferably in existing roasting or combustion zone for sulfur dioxide production
JP4641255B2 (en) * 2005-12-22 2011-03-02 住友精化株式会社 Nitric oxide purification method
EP4067301A1 (en) 2021-03-29 2022-10-05 PLINKE GmbH Process for recycling nitrogen oxides from nitrosyl sulfuric acid to produce concentrated or highly concentrated nitric acid and sulfuric acid

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB348866A (en) * 1930-05-06 1931-05-21 Ig Farbenindustrie Ag An improvement relating to the purification of sulphuric acid
US4155989A (en) * 1977-11-14 1979-05-22 Ciba-Geigy Corporation Removal of nitric acid from nitric acid-sulfuric acid mixtures
SU1586996A1 (en) * 1988-02-29 1990-08-23 Горьковский Политехнический Институт Method of denitration of spent sulfuric acid

Also Published As

Publication number Publication date
JP4118333B2 (en) 2008-07-16
ES2152029T3 (en) 2001-01-16
DE59605854D1 (en) 2000-10-12
AU6354596A (en) 1998-02-09
WO1998002381A1 (en) 1998-01-22
JP2001503366A (en) 2001-03-13
EP0912441B1 (en) 2000-09-06
AU714625B2 (en) 2000-01-06
EP0912441A1 (en) 1999-05-06

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