BR8906214A - Solucao aquosa e processo para purificacao de dioxido de enxofre - Google Patents

Solucao aquosa e processo para purificacao de dioxido de enxofre

Info

Publication number
BR8906214A
BR8906214A BR898906214A BR8906214A BR8906214A BR 8906214 A BR8906214 A BR 8906214A BR 898906214 A BR898906214 A BR 898906214A BR 8906214 A BR8906214 A BR 8906214A BR 8906214 A BR8906214 A BR 8906214A
Authority
BR
Brazil
Prior art keywords
purification
aqueous solution
sulfur dioxide
sulfur
dioxide
Prior art date
Application number
BR898906214A
Other languages
English (en)
Inventor
Stephen A Bedell
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of BR8906214A publication Critical patent/BR8906214A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
    • B01D53/502—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific solution or suspension

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Anti-Oxidant Or Stabilizer Compositions (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Gas Separation By Absorption (AREA)
BR898906214A 1988-11-29 1989-11-27 Solucao aquosa e processo para purificacao de dioxido de enxofre BR8906214A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27715988A 1988-11-29 1988-11-29

Publications (1)

Publication Number Publication Date
BR8906214A true BR8906214A (pt) 1990-06-26

Family

ID=23059649

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898906214A BR8906214A (pt) 1988-11-29 1989-11-27 Solucao aquosa e processo para purificacao de dioxido de enxofre

Country Status (11)

Country Link
EP (1) EP0376485B1 (pt)
JP (1) JPH02194815A (pt)
CN (1) CN1033005C (pt)
AU (1) AU4567189A (pt)
BR (1) BR8906214A (pt)
CA (1) CA2004051A1 (pt)
DE (1) DE68908137T2 (pt)
DK (1) DK600189A (pt)
MX (1) MX170639B (pt)
NO (1) NO894741L (pt)
ZA (1) ZA899106B (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993003825A1 (en) * 1991-08-13 1993-03-04 The Dow Chemical Company A composition and method for simultaneous absorption of sulfur dioxide and nitric oxide
DE10154209A1 (de) * 2001-11-07 2003-05-15 Solvent Innovation Gmbh Verfahren zur Abtrennung von Substanzen aus Lösungen mit ionischen Flüssigkeiten unter Verwendung einer Membran

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4324775A (en) * 1977-10-03 1982-04-13 Tung Shao E Process for recovering sulfur by removal of sulfur dioxide from gaseous mixtures
US4310438A (en) * 1979-03-30 1982-01-12 Betz Laboratories, Inc. Polyethyleneamines as sulfite antioxidants
US4342733A (en) * 1981-01-09 1982-08-03 Betz Laboratories, Inc. Method of improving sulfite antioxidant performance in high solids scrubbers

Also Published As

Publication number Publication date
CN1033005C (zh) 1996-10-16
EP0376485B1 (en) 1993-08-04
DE68908137T2 (de) 1993-11-18
NO894741D0 (no) 1989-11-28
CN1043088A (zh) 1990-06-20
AU4567189A (en) 1990-06-07
EP0376485A1 (en) 1990-07-04
MX170639B (es) 1993-09-02
NO894741L (no) 1990-05-30
CA2004051A1 (en) 1990-05-29
DK600189A (da) 1990-05-30
JPH02194815A (ja) 1990-08-01
ZA899106B (en) 1991-07-31
DE68908137D1 (de) 1993-09-09
DK600189D0 (da) 1989-11-28

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