AT379794B - Verfahren zur herstellung von trockenem rauchgasgips - Google Patents

Verfahren zur herstellung von trockenem rauchgasgips

Info

Publication number
AT379794B
AT379794B AT0058582A AT58582A AT379794B AT 379794 B AT379794 B AT 379794B AT 0058582 A AT0058582 A AT 0058582A AT 58582 A AT58582 A AT 58582A AT 379794 B AT379794 B AT 379794B
Authority
AT
Austria
Prior art keywords
gypsum
producing dry
dry smoke
smoke
producing
Prior art date
Application number
AT0058582A
Other languages
English (en)
Other versions
ATA58582A (de
Inventor
Franz Dr Wirsching
Rolf Dr Hueller
Baerbel Limmer
Original Assignee
Knauf Westdeutsche Gips
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 filed Critical Knauf Westdeutsche Gips
Publication of ATA58582A publication Critical patent/ATA58582A/de
Application granted granted Critical
Publication of AT379794B publication Critical patent/AT379794B/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B11/00—Calcium sulfate cements
    • C04B11/26—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
    • C04B11/262—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke waste gypsum other than phosphogypsum
    • C04B11/264—Gypsum from the desulfurisation of flue gases
    • 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
    • C01F11/466—Conversion of one form of calcium sulfate to another

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biomedical Technology (AREA)
  • Materials Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
AT0058582A 1981-03-02 1982-02-16 Verfahren zur herstellung von trockenem rauchgasgips AT379794B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3107951A DE3107951C2 (de) 1981-03-02 1981-03-02 Verfahren zur Herstellung von trockenem Rauchgasgips

Publications (2)

Publication Number Publication Date
ATA58582A ATA58582A (de) 1985-07-15
AT379794B true AT379794B (de) 1986-02-25

Family

ID=6126183

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0058582A AT379794B (de) 1981-03-02 1982-02-16 Verfahren zur herstellung von trockenem rauchgasgips

Country Status (6)

Country Link
US (1) US4423016A (de)
JP (1) JPS57209821A (de)
AT (1) AT379794B (de)
CA (1) CA1178024A (de)
DE (1) DE3107951C2 (de)
NL (1) NL8200830A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3331493C2 (de) * 1982-09-02 1985-09-05 Gebr. Knauf Westdeutsche Gipswerke, 8715 Iphofen Verfahren zur Herstellung von trockenem Rauchgasgips
US6197200B1 (en) 1999-05-11 2001-03-06 Eastroc Llc Method of purifying flue gas waste slurries for use in gypsum production
AT412473B (de) * 2003-01-15 2005-03-25 Dsm Fine Chem Austria Gmbh Verfahren zur kontinuierlichen trocknung von n- bzw. amino-, ammonium- oder spirobicyclische ammoniumgruppen haltigen polymeren
BE1025238B1 (nl) * 2017-05-19 2018-12-18 Etex Building Performance Nv Methode en inrichting voor het produceren van plaaster

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2727544A1 (de) * 1977-06-18 1979-01-04 Heinz Hoelter Verfahren zur trocknung und umwandlung von chemiegips-dihydrat bis zum gips-halbhydrat durch nutzung von abgaswaerme hinter rauchgasentschwefelungsanlagen bei gleichzeitiger rauchgaskonditionierung fuer die nasse rauchgaswaesche

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980756A (en) * 1974-01-28 1976-09-14 Combustion Engineering, Inc. Air pollution control system
US4207290A (en) * 1975-10-09 1980-06-10 Pfizer Inc. Flue gas scrubber
AT376909B (de) * 1979-02-15 1985-01-25 Buckau Walther Ag Verfahren zum reinigen von gasfoermige schadstoffe enthaltende abgasen

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2727544A1 (de) * 1977-06-18 1979-01-04 Heinz Hoelter Verfahren zur trocknung und umwandlung von chemiegips-dihydrat bis zum gips-halbhydrat durch nutzung von abgaswaerme hinter rauchgasentschwefelungsanlagen bei gleichzeitiger rauchgaskonditionierung fuer die nasse rauchgaswaesche

Also Published As

Publication number Publication date
DE3107951C2 (de) 1984-06-20
DE3107951A1 (de) 1982-09-16
NL8200830A (nl) 1982-10-01
CA1178024A (en) 1984-11-20
US4423016A (en) 1983-12-27
JPS57209821A (en) 1982-12-23
ATA58582A (de) 1985-07-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee