DK0442074T3 - Fremgangsmåde og apparat til behandling af absorberingsmiddelopløsningsopslæmning indeholdende flyveaske - Google Patents

Fremgangsmåde og apparat til behandling af absorberingsmiddelopløsningsopslæmning indeholdende flyveaske

Info

Publication number
DK0442074T3
DK0442074T3 DK90123780.0T DK90123780T DK0442074T3 DK 0442074 T3 DK0442074 T3 DK 0442074T3 DK 90123780 T DK90123780 T DK 90123780T DK 0442074 T3 DK0442074 T3 DK 0442074T3
Authority
DK
Denmark
Prior art keywords
fly ash
slurry containing
containing fly
solvent slurry
absorbent solvent
Prior art date
Application number
DK90123780.0T
Other languages
English (en)
Inventor
Naohiko Ukawa
Susumu Okino
Toru Takashina
Masakazu Onizuka
Original Assignee
Mitsubishi Heavy Ind 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 Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Application granted granted Critical
Publication of DK0442074T3 publication Critical patent/DK0442074T3/da

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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C01F11/464—Sulfates of Ca from gases containing sulfur oxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Treating Waste Gases (AREA)
DK90123780.0T 1990-02-14 1990-12-11 Fremgangsmåde og apparat til behandling af absorberingsmiddelopløsningsopslæmning indeholdende flyveaske DK0442074T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2031496A JP2691041B2 (ja) 1990-02-14 1990-02-14 フライアッシュを含む吸収液スラリーの処理方法

Publications (1)

Publication Number Publication Date
DK0442074T3 true DK0442074T3 (da) 1994-11-21

Family

ID=12332857

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90123780.0T DK0442074T3 (da) 1990-02-14 1990-12-11 Fremgangsmåde og apparat til behandling af absorberingsmiddelopløsningsopslæmning indeholdende flyveaske

Country Status (5)

Country Link
US (1) US5132027A (da)
EP (1) EP0442074B1 (da)
JP (1) JP2691041B2 (da)
DE (1) DE69013880T2 (da)
DK (1) DK0442074T3 (da)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2923082B2 (ja) * 1991-06-10 1999-07-26 三菱重工業株式会社 排煙脱硫方法
US5213782A (en) * 1991-11-22 1993-05-25 Electric Power Research Institute Clear liquor scrubbing magnesium-enhanced lime flue gas desulfurization process
CA2089400C (en) * 1992-02-15 2002-08-13 John Cedric Bache Washing apparatus
FR2694707B1 (fr) * 1992-08-13 1994-12-23 Aquafrance Procédé de dépollution de fumée de chaudières à combustible liquide par refroidissement et lavage des fumées, et neutralisation des effluents.
US5215672A (en) * 1992-09-01 1993-06-01 The Babcock & Wilcox Company Purification of FGD gypsum product
US5405433A (en) * 1994-02-18 1995-04-11 The Babcock & Wilcox Company Direct centrate/filtrate return
JP3170158B2 (ja) * 1994-11-08 2001-05-28 三菱重工業株式会社 気液接触装置及び湿式排煙脱硫装置
TW330153B (en) * 1995-05-10 1998-04-21 Mitsubishi Heavy Industry Kk Flue gas desulfurization device with slurry filtration device
JPH08318123A (ja) * 1995-05-26 1996-12-03 Mitsubishi Heavy Ind Ltd スラリ濃縮槽及び湿式排煙脱硫装置の吸収塔
US5824273A (en) * 1995-06-23 1998-10-20 Mitsubishi Jukogyo Kabushiki Kaisha Gas refining system
JP3015718B2 (ja) * 1995-09-08 2000-03-06 三菱重工業株式会社 排煙処理システム
JPH1094714A (ja) * 1996-09-20 1998-04-14 Mitsubishi Heavy Ind Ltd 排煙処理方法
JP3337380B2 (ja) * 1996-10-17 2002-10-21 三菱重工業株式会社 排煙処理方法
TW402520B (en) 1997-11-05 2000-08-21 Mitsubishi Heavy Ind Ltd Wet flue gas desulfurizer and oxygen-containing gas blowing device for use therein
JP3411210B2 (ja) * 1998-03-24 2003-05-26 シャープ株式会社 排水処理装置および排水処理方法
DE19844049A1 (de) * 1998-09-25 2000-03-30 Abb Research Ltd Verfahren zur Nassreinigung von Rauchgas sowie Waschturm
US6250473B1 (en) 1998-11-17 2001-06-26 Firstenergy Ventures Corp. Method and apparatus for separating fast settling particles from slow settling particles
JP3422738B2 (ja) * 2000-01-14 2003-06-30 三菱重工業株式会社 排ガス脱硫方法およびそのシステム
EP1296907B1 (en) 2000-03-08 2006-08-16 ISG Resources, Inc. Control of ammonia emission from ammonia-laden fly ash in concrete
US6662951B1 (en) * 2000-09-27 2003-12-16 Basic Resources, Inc. Process for extracting and purifying naturally occurring zeolite

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3637347A (en) * 1969-07-31 1972-01-25 Combustion Eng Air pollution control system with chemical recovery
JPS5112026B2 (da) * 1971-11-30 1976-04-15
JPS4936875A (da) * 1972-08-12 1974-04-05
US3989797A (en) * 1974-03-15 1976-11-02 Fmc Corporation Process for removing sulfur oxides from gas streams
US4452766A (en) * 1982-08-30 1984-06-05 Airpol, Inc. Double alkali process for removal of sulfur dioxide from gas streams
JPS6058230A (ja) * 1983-09-09 1985-04-04 Babcock Hitachi Kk 排煙脱硫方法および装置
JPS60179120A (ja) * 1984-02-28 1985-09-13 Mitsubishi Heavy Ind Ltd 石膏とダストを分離回収する排ガス処理方法
US4614545A (en) * 1985-08-15 1986-09-30 The Dow Chemical Company Hydroxypropyl methyl cellulose thickening agents for organic liquids
US4687648A (en) * 1986-06-24 1987-08-18 Fmc Corporation Sodium-limestone double alkali flue gas desulfurization process with improved limestone utilization
US4740362A (en) * 1987-01-05 1988-04-26 Central Illinois Public Service Company Regeneration and use of SO2 gas scrubber liquid in dual alkali system

Also Published As

Publication number Publication date
DE69013880D1 (de) 1994-12-08
JP2691041B2 (ja) 1997-12-17
JPH03238023A (ja) 1991-10-23
DE69013880T2 (de) 1995-06-01
US5132027A (en) 1992-07-21
EP0442074B1 (en) 1994-11-02
EP0442074A1 (en) 1991-08-21

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