FR2569679B1 - Traitement de solides contenant un sel de calcium d'oxyacide sulfurique, et procede de purification d'un gaz d'echappement utilisant ce traitement - Google Patents

Traitement de solides contenant un sel de calcium d'oxyacide sulfurique, et procede de purification d'un gaz d'echappement utilisant ce traitement

Info

Publication number
FR2569679B1
FR2569679B1 FR8512963A FR8512963A FR2569679B1 FR 2569679 B1 FR2569679 B1 FR 2569679B1 FR 8512963 A FR8512963 A FR 8512963A FR 8512963 A FR8512963 A FR 8512963A FR 2569679 B1 FR2569679 B1 FR 2569679B1
Authority
FR
France
Prior art keywords
oxyacid
sulfuric
treatment
exhaust gas
same
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
FR8512963A
Other languages
English (en)
Other versions
FR2569679A1 (fr
Inventor
Yoshio Kobayashi
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.)
Hitachi Zosen Corp
Original Assignee
Hitachi Zosen 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
Priority claimed from JP59183579A external-priority patent/JPS6161615A/ja
Priority claimed from JP59183578A external-priority patent/JPH0244767B2/ja
Application filed by Hitachi Zosen Corp filed Critical Hitachi Zosen Corp
Publication of FR2569679A1 publication Critical patent/FR2569679A1/fr
Application granted granted Critical
Publication of FR2569679B1 publication Critical patent/FR2569679B1/fr
Expired legal-status Critical Current

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
    • C01B17/42—Sulfides or polysulfides of magnesium, calcium, strontium, or barium
    • C01B17/44—Sulfides or polysulfides of magnesium, calcium, strontium, or barium by reduction of sulfates
    • 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
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/16—Hydrogen sulfides
    • C01B17/164—Preparation by reduction of oxidic sulfur compounds
    • 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
    • C01F11/18—Carbonates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Treating Waste Gases (AREA)
FR8512963A 1984-08-31 1985-08-30 Traitement de solides contenant un sel de calcium d'oxyacide sulfurique, et procede de purification d'un gaz d'echappement utilisant ce traitement Expired FR2569679B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59183579A JPS6161615A (ja) 1984-08-31 1984-08-31 乾式石灰法による再生式排煙脱硫方法
JP59183578A JPH0244767B2 (ja) 1984-08-31 1984-08-31 Setsukonoshorihoho

Publications (2)

Publication Number Publication Date
FR2569679A1 FR2569679A1 (fr) 1986-03-07
FR2569679B1 true FR2569679B1 (fr) 1988-10-14

Family

ID=26501957

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8512963A Expired FR2569679B1 (fr) 1984-08-31 1985-08-30 Traitement de solides contenant un sel de calcium d'oxyacide sulfurique, et procede de purification d'un gaz d'echappement utilisant ce traitement

Country Status (4)

Country Link
CA (1) CA1266959A (fr)
DE (1) DE3530421A1 (fr)
FR (1) FR2569679B1 (fr)
GB (1) GB2163739B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1141168C (zh) * 1998-04-01 2004-03-10 富兰克林·S·查默斯 处理由烟道气脱硫或其它来源产生的含硫物质的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1420350A (fr) * 1964-01-15 1965-12-03 Perfectionnements apportés aux procédés pour désulfurer des gaz
GB1241575A (en) * 1967-08-23 1971-08-04 Elcor Chem Corp Process for converting gypsum to calcium sulphide and apparatus therefor
US3574530A (en) * 1967-10-02 1971-04-13 Pullman Inc Method of removing sulfur dioxide from waste gases
BR8300949A (pt) * 1983-01-13 1984-10-02 Fundacao Inst Tecnologico Do E Processo para obtencao de enxofre e carbonato de calcio a partir de gipsita

Also Published As

Publication number Publication date
GB2163739B (en) 1988-05-18
GB2163739A (en) 1986-03-05
DE3530421C2 (fr) 1991-02-14
FR2569679A1 (fr) 1986-03-07
DE3530421A1 (de) 1986-03-13
CA1266959A (fr) 1990-03-27
GB8520975D0 (en) 1985-09-25

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Legal Events

Date Code Title Description
ST Notification of lapse