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FR2244710B3 - - Google Patents

Info

Publication number
FR2244710B3
FR2244710B3 FR7432012A FR7432012A FR2244710B3 FR 2244710 B3 FR2244710 B3 FR 2244710B3 FR 7432012 A FR7432012 A FR 7432012A FR 7432012 A FR7432012 A FR 7432012A FR 2244710 B3 FR2244710 B3 FR 2244710B3
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
FR7432012A
Other versions
FR2244710A1 (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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2244710A1 publication Critical patent/FR2244710A1/fr
Application granted granted Critical
Publication of FR2244710B3 publication Critical patent/FR2244710B3/fr
Expired legal-status Critical Current

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
    • 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
    • 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

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)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treating Waste Gases (AREA)
FR7432012A 1973-09-24 1974-09-23 Expired FR2244710B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US400041A US3917798A (en) 1973-09-24 1973-09-24 SO{HD 2{B abatement

Publications (2)

Publication Number Publication Date
FR2244710A1 FR2244710A1 (fr) 1975-04-18
FR2244710B3 true FR2244710B3 (fr) 1977-07-01

Family

ID=23581986

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7432012A Expired FR2244710B3 (fr) 1973-09-24 1974-09-23

Country Status (4)

Country Link
US (1) US3917798A (fr)
JP (1) JPS5059294A (fr)
DE (1) DE2445598A1 (fr)
FR (1) FR2244710B3 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3629766A1 (de) * 1986-09-02 1988-03-17 Bayer Ag Verfahren zur reinigung und wiederaufheizung von abgasen
US5595713A (en) * 1994-09-08 1997-01-21 The Babcock & Wilcox Company Hydrogen peroxide for flue gas desulfurization
US5593652A (en) * 1995-06-28 1997-01-14 Vulcan Materials Company Method for increasing the production capacity of sulfuric acid plants and processes
US5683670A (en) * 1995-06-28 1997-11-04 Vulcan Materials Company Method for increasing the production capacity of sulfuric acid plants and processes
JP3254139B2 (ja) * 1996-08-23 2002-02-04 三菱重工業株式会社 排煙脱硫方法における酸化還元電位測定方法
DE19754562A1 (de) * 1997-12-09 1999-06-10 Degussa Verfahren zur Rückgewinnung von Schwefelsäure aus schwefelhaltigen Nebenprodukten eines Prozesses zur Herstellung von 2-Hydroxy-4-methylthiobuttersäure (MHA)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2106950A5 (fr) * 1970-09-30 1972-05-05 Air Liquide

Also Published As

Publication number Publication date
US3917798A (en) 1975-11-04
JPS5059294A (fr) 1975-05-22
DE2445598A1 (de) 1975-03-27
FR2244710A1 (fr) 1975-04-18

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Legal Events

Date Code Title Description
ST Notification of lapse