[go: up one dir, main page]

BE890832A - PROCESS FOR THE PREPARATION OF A MIXTURE OF ANHYDRITE-GYPSUM - Google Patents

PROCESS FOR THE PREPARATION OF A MIXTURE OF ANHYDRITE-GYPSUM

Info

Publication number
BE890832A
BE890832A BE0/206322A BE206322A BE890832A BE 890832 A BE890832 A BE 890832A BE 0/206322 A BE0/206322 A BE 0/206322A BE 206322 A BE206322 A BE 206322A BE 890832 A BE890832 A BE 890832A
Authority
BE
Belgium
Prior art keywords
anhydrite
gypsum
mixture
preparation
Prior art date
Application number
BE0/206322A
Other languages
French (fr)
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
Priority claimed from DE19803040688 external-priority patent/DE3040688C2/en
Application filed by Knauf Westdeutsche Gips filed Critical Knauf Westdeutsche Gips
Publication of BE890832A publication Critical patent/BE890832A/en

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
    • 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
    • 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
    • C04B11/06—Calcium sulfate cements starting from anhydrite
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
BE0/206322A 1980-10-29 1981-10-22 PROCESS FOR THE PREPARATION OF A MIXTURE OF ANHYDRITE-GYPSUM BE890832A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803040688 DE3040688C2 (en) 1979-02-03 1980-10-29 Process for the production of an anhydrite-gypsum mixture from finely divided synthetic calcium sulfate dihydrate

Publications (1)

Publication Number Publication Date
BE890832A true BE890832A (en) 1982-02-15

Family

ID=6115429

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/206322A BE890832A (en) 1980-10-29 1981-10-22 PROCESS FOR THE PREPARATION OF A MIXTURE OF ANHYDRITE-GYPSUM

Country Status (3)

Country Link
BE (1) BE890832A (en)
FR (1) FR2497190B2 (en)
NL (1) NL8104360A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2929101A (en) 2000-01-05 2001-07-16 Saint-Gobain Technical Fabrics America, Inc. Smooth reinforced cementitious boards and methods of making same

Also Published As

Publication number Publication date
NL8104360A (en) 1982-05-17
FR2497190A2 (en) 1982-07-02
FR2497190B2 (en) 1986-02-28

Similar Documents

Publication Publication Date Title
OA06914A (en) Process for the preparation of substituted iminodiacides.
RO86859A (en) PROCESS FOR THE PREPARATION OF A BIESTER OF METHANEDIOLE
FR2495134B1 (en) PROCESS FOR THE PREPARATION OF HYDROCARBONS
FR2550788B1 (en) NEW PROCESS FOR THE PREPARATION OF A-6-DESOXYTETRACYCLINES
BE859324A (en) PROCESS FOR FRACTIONING A GAS MIXTURE
BE893302A (en) PROCESS FOR THE PREPARATION OF ALKYLENE CARBONATES
PT75209A (en) PROCESS FOR THE PREPARATION OF AMIDOBENZAMIDES
RO84686A (en) PROCESS FOR THE PREPARATION OF THE PROCESS OF DU-1-TRIAZOLYL-STYRENES-1-SUBSTITUS
FR2426729B1 (en) PROCESS FOR THE PREPARATION OF A MIXTURE OF HYDROCARBONS RICH IN AROMATIC COMPOUNDS
BE875378A (en) PROCESS FOR THE PREPARATION OF ALCOYLSILANES
RO82949A (en) PROCESS FOR THE PREPARATION OF A PHENYLPROPARGYLAMINE DERIVATIVE
FR2476641B1 (en) PROCESS FOR THE PREPARATION OF SECONDARY AMINES
FR2530249B1 (en) PROCESS FOR THE PREPARATION OF PHOSPHORIC DIESTERS FROM A MIXTURE OF MONOESTERS AND PHOSPHORIC DIESTERS
RO82087A (en) PROCESS FOR THE PREPARATION OF 3-PYCOLINE
FR2488602B1 (en) PROCESS FOR THE PREPARATION OF HEXACHLOROACETONE
FR2567447B1 (en) PROCESS FOR THE PREPARATION OF A BITUMEN-RUBBER MIXTURE
DE3166067D1 (en) Process for the continuous preparation of 2-alkyl-buten-1-als
BE890832A (en) PROCESS FOR THE PREPARATION OF A MIXTURE OF ANHYDRITE-GYPSUM
RO78157A (en) PROCESS FOR THE PREPARATION OF A BENZAMIDE DERIVATIVE
BE890629A (en) PROCESS FOR THE PREPARATION OF ACETALDEHYDE
BE890630A (en) PROCESS FOR THE PREPARATION OF ACETALDEHYDE
RO79181A (en) PROCESS FOR THE PREPARATION OF 4'-NITROBENZYL 7-PHENOXYACETAMIDO-3-HYDROXY-3-CEPHEM-4'-CARBOXYLATE SOLVATE
FR2504546B1 (en) PROCESS FOR PREPARING A BUFFERING MIXTURE
BE895581A (en) PROCESS FOR THE PREPARATION OF A MIXTURE CONTAINING PROPYLENE
GB2075010B (en) Process for the production of 3'-deoxykanamycin a

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: GEBR. KNAUF WESTDEUTSCHE GIPSWERKE

Effective date: 19881031