IT1243740B - Procedimento per ridurre il colore del gesso di gas di combustione - Google Patents

Procedimento per ridurre il colore del gesso di gas di combustione

Info

Publication number
IT1243740B
IT1243740B IT02173290A IT2173290A IT1243740B IT 1243740 B IT1243740 B IT 1243740B IT 02173290 A IT02173290 A IT 02173290A IT 2173290 A IT2173290 A IT 2173290A IT 1243740 B IT1243740 B IT 1243740B
Authority
IT
Italy
Prior art keywords
color
procedure
reduce
combustion gas
gas plaster
Prior art date
Application number
IT02173290A
Other languages
English (en)
Italian (it)
Other versions
IT9021732A0 (it
IT9021732A1 (it
Inventor
Rolf Huller
Hans-Rudolf Stobel
Gunther Kirchen
Werner Kempf
Original Assignee
Knauf Westdeutsche Gips
Rwe Energie Ag
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 Knauf Westdeutsche Gips, Rwe Energie Ag filed Critical Knauf Westdeutsche Gips
Publication of IT9021732A0 publication Critical patent/IT9021732A0/it
Publication of IT9021732A1 publication Critical patent/IT9021732A1/it
Application granted granted Critical
Publication of IT1243740B publication Critical patent/IT1243740B/it

Links

Classifications

    • 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
    • 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
    • C01F11/468—Purification of calcium sulfates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Cosmetics (AREA)
IT02173290A 1989-10-14 1990-10-12 Procedimento per ridurre il colore del gesso di gas di combustione IT1243740B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3934352 1989-10-14

Publications (3)

Publication Number Publication Date
IT9021732A0 IT9021732A0 (it) 1990-10-12
IT9021732A1 IT9021732A1 (it) 1992-04-12
IT1243740B true IT1243740B (it) 1994-06-21

Family

ID=6391483

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02173290A IT1243740B (it) 1989-10-14 1990-10-12 Procedimento per ridurre il colore del gesso di gas di combustione

Country Status (3)

Country Link
DE (1) DE4032249C2 (de)
GB (1) GB2236748B (de)
IT (1) IT1243740B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4123258A1 (de) * 1991-07-13 1993-01-14 Steinmueller Gmbh L & C Verfahren zum reinigen eines schwefeldioxid und ggf. andere schadstoffe enthaltenden abgases
AT403015B (de) * 1996-06-14 1997-10-27 Austrian Energy & Environment Verfahren zur entschwefelung von rauchgasen
DE19636243C2 (de) * 1996-08-28 2003-06-18 Vattenfall Europe Generation Verfahren zur Verbesserung des Betriebes einer mit Branntkalk oder Kalkstein betriebenen Nassentschwefelung eines fossil gefeuerten Kraftwerkes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3607191A1 (de) * 1986-03-05 1987-09-10 Knauf Res Cottrell Verfahren zur verminderung der chloridbelastung in nassen rauchgasentschwefelungsanlagen
DE3803631C2 (de) * 1988-02-06 1994-11-24 Krc Umwelttechnik Gmbh Verfahren zur Steuerung des Kristallwachstums, der Filtrierbarkeit und der Entwässerbarkeit von Rauchgasgips

Also Published As

Publication number Publication date
GB2236748A (en) 1991-04-17
DE4032249C2 (de) 1998-09-24
IT9021732A0 (it) 1990-10-12
GB9022180D0 (en) 1990-11-28
IT9021732A1 (it) 1992-04-12
DE4032249A1 (de) 1991-04-18
GB2236748B (en) 1993-03-24

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971028