CA1220615A - Process for removing sulfur dioxide from off-gas - Google Patents

Process for removing sulfur dioxide from off-gas

Info

Publication number
CA1220615A
CA1220615A CA000455066A CA455066A CA1220615A CA 1220615 A CA1220615 A CA 1220615A CA 000455066 A CA000455066 A CA 000455066A CA 455066 A CA455066 A CA 455066A CA 1220615 A CA1220615 A CA 1220615A
Authority
CA
Canada
Prior art keywords
acid
solution
gas
sulfur dioxide
absorbed
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
CA000455066A
Other languages
English (en)
French (fr)
Inventor
Yoshihiko Kudo
Eiji Yoshida
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.)
Kureha Corp
Original Assignee
Kureha Corp
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 Kureha Corp filed Critical Kureha Corp
Application granted granted Critical
Publication of CA1220615A publication Critical patent/CA1220615A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00Compounds of calcium, strontium, or barium
    • C01F11/46Sulfates
    • C01F11/464Sulfates of Ca from gases containing sulfur oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/48Sulfur compounds
    • B01D53/50Sulfur oxides
    • B01D53/501Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Geology (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CA000455066A 1983-12-13 1984-05-24 Process for removing sulfur dioxide from off-gas Expired CA1220615A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP234841/1983 1983-12-13
JP58234841A JPS60129121A (ja) 1983-12-13 1983-12-13 排煙脱硫法

Publications (1)

Publication Number Publication Date
CA1220615A true CA1220615A (en) 1987-04-21

Family

ID=16977202

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000455066A Expired CA1220615A (en) 1983-12-13 1984-05-24 Process for removing sulfur dioxide from off-gas

Country Status (4)

Country Link
US (1) US4578257A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS60129121A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1220615A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3419328A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1258961A (en) * 1984-09-17 1989-09-05 Yoshihiko Kudo PROCESS FOR PRODUCING .alpha.-FORM GYPSUM HEMIHYDRATE
JPS62244427A (ja) * 1986-04-17 1987-10-24 Kureha Chem Ind Co Ltd 排煙脱硫吸収液の処理方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3833508A (en) * 1971-04-27 1974-09-03 Itt Gas removal method and composition
US3798309A (en) * 1972-07-31 1974-03-19 Monsanto Co Process for recovering sulfur dioxide from gases using aqueous salt solution of glutaric acid
JPS4952178A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-09-20 1974-05-21
JPS5638247B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-02-10 1981-09-05
JPS51151697A (en) * 1975-06-23 1976-12-27 Kureha Chem Ind Co Ltd Method for removal of sulfur dioxide in exhaust gas
JPS5825492B2 (ja) * 1975-08-05 1983-05-27 呉羽化学工業株式会社 イオウサンカブツノジヨキヨホウホウ
DE2623963A1 (de) * 1976-05-28 1977-12-08 Bayer Ag Verfahren zur entfernung von schwefeldioxid aus abluft
JPS5330472A (en) * 1976-09-01 1978-03-22 Chiyoda Chem Eng & Constr Co Ltd Desulfurizing method for exhaust combustion gas
JPS5425262A (en) * 1977-07-28 1979-02-26 Chiyoda Chem Eng & Constr Co Ltd Wet system simultaneous desulfurization/denitration process
JPS5850767B2 (ja) * 1980-08-19 1983-11-12 呉羽化学工業株式会社 燃焼排ガス脱硫法

Also Published As

Publication number Publication date
JPS60129121A (ja) 1985-07-10
US4578257A (en) 1986-03-25
DE3419328C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-10-29
DE3419328A1 (de) 1985-06-20
JPS6146168B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-10-13

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Legal Events

Date Code Title Description
MKEX Expiry