DK497882A - Fremgangsmaade til fremstilling af syntetisk anhydrit i finkrystallinsk form - Google Patents

Fremgangsmaade til fremstilling af syntetisk anhydrit i finkrystallinsk form Download PDF

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Publication number
DK497882A
DK497882A DK497882A DK497882A DK497882A DK 497882 A DK497882 A DK 497882A DK 497882 A DK497882 A DK 497882A DK 497882 A DK497882 A DK 497882A DK 497882 A DK497882 A DK 497882A
Authority
DK
Denmark
Prior art keywords
procedure
preparation
crystalline form
fine crystalline
synthetic anhydrite
Prior art date
Application number
DK497882A
Other languages
English (en)
Inventor
Ulrich Mohn
Wolfgang Bloss
Original Assignee
Steinmueller Gmbh L & C
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 Steinmueller Gmbh L & C filed Critical Steinmueller Gmbh L & C
Publication of DK497882A publication Critical patent/DK497882A/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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Ceramic Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
DK497882A 1981-11-21 1982-11-09 Fremgangsmaade til fremstilling af syntetisk anhydrit i finkrystallinsk form DK497882A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813146143 DE3146143C2 (de) 1981-11-21 1981-11-21 Verfahren zur Herstellung von synthetischem Anhydrit in feinstkristalliner Form

Publications (1)

Publication Number Publication Date
DK497882A true DK497882A (da) 1983-05-22

Family

ID=6146863

Family Applications (1)

Application Number Title Priority Date Filing Date
DK497882A DK497882A (da) 1981-11-21 1982-11-09 Fremgangsmaade til fremstilling af syntetisk anhydrit i finkrystallinsk form

Country Status (6)

Country Link
JP (1) JPS58104022A (da)
BE (1) BE895068A (da)
DE (1) DE3146143C2 (da)
DK (1) DK497882A (da)
FR (1) FR2516908B1 (da)
NL (1) NL8204425A (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE438846B (sv) * 1982-11-12 1985-05-13 Flaekt Ab Forfarande och anordning for rening av rokgaser fran svaveldioxid
DE3539261A1 (de) * 1985-11-06 1987-05-07 Hoelter Heinz Anhydrit zur herstellung von bergbau-dammbaustoffen
AT391465B (de) * 1986-08-26 1990-10-10 Donau Chemie Ag Verfahren zur verarbeitung von chloridreichem rauchgasentschwefelungsmaterial (rea-material) zu zementklinker
DE3719284A1 (de) * 1986-10-08 1988-04-21 Krc Umwelttechnik Gmbh Verfahren zur entsorgung von nassen rauchgasentschwefelungsanlagen
DE3827612A1 (de) * 1988-08-13 1990-02-15 Viktor Dr Ing Gobiet Baustoff fuer die verwendung im untertagebetrieb
DE19708907C1 (de) * 1997-03-05 1998-04-16 Gfr Aufbereitung Reststoffe Verfahren zur stofflichen Verwertung von mit organischem Material verunreinigtem Gips und seine Verwendung
US8962730B2 (en) * 2012-11-27 2015-02-24 The Goodyear Tire & Rubber Company Self-healing rubber composition and tire
CN109876759B (zh) * 2019-04-09 2021-07-20 昆山宇顺环保科技有限公司 利用低温废气加速脱硫灰中亚硫酸钙氧化的方法及装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB454239A (en) * 1935-03-25 1936-09-25 Francis Robert Himsworth Process for the production of anhydrous calcium sulphate and plasters made therefrom
DE2406054A1 (de) * 1974-02-08 1975-08-21 Fels Werke Peine Salzgitter Verfahren zur katalytischen oxydation von calciumsulfit
GB1547423A (en) * 1975-03-31 1979-06-20 Japan Government Gypsum whisker composites
GB1504688A (en) * 1975-04-11 1978-03-22 Exxon Research Engineering Co Mitigating or preventing environmental pollution by sulphur oxides in the treatment of sulphur-containing substance
DE2708984C2 (de) * 1977-03-02 1984-12-06 Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck Verfahren zur Herstellung von Calciumsulfathalbhydrat
DE2833382B2 (de) * 1978-07-29 1980-10-23 Saarbergwerke Ag, 6600 Saarbruecken Verfahren zur Verwertung des in Rauchgasentschwefelungsanlagen, die auf Kalkbasis betrieben werden, anfallenden Gipses
DE2833757C2 (de) * 1978-08-01 1986-10-16 Richard E. Norristown Pa. Valiga Verfahren zum Härten von anorganischem, wäßrigem Abfallschlamm
US4595576A (en) * 1981-09-04 1986-06-17 A/S Niro Atomizer Process for flue gas desulfurization
DE3135200A1 (de) * 1981-09-05 1983-03-17 L. & C. Steinmüller GmbH, 5270 Gummersbach Verfahren zur behandlung von endprodukten aus der rauchgasentschwefelung

Also Published As

Publication number Publication date
FR2516908A1 (fr) 1983-05-27
JPS58104022A (ja) 1983-06-21
DE3146143C2 (de) 1986-06-19
DE3146143A1 (de) 1983-06-01
FR2516908B1 (fr) 1986-06-27
BE895068A (fr) 1983-03-16
NL8204425A (nl) 1983-06-16

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment