BE881438A - PROCESS FOR PRODUCING A MIXTURE OF ANHYDRITE-GYPSUM BASED ON FINE PARTICLE SYNTHETIC ANHYDRITE - Google Patents

PROCESS FOR PRODUCING A MIXTURE OF ANHYDRITE-GYPSUM BASED ON FINE PARTICLE SYNTHETIC ANHYDRITE

Info

Publication number
BE881438A
BE881438A BE0/199177A BE199177A BE881438A BE 881438 A BE881438 A BE 881438A BE 0/199177 A BE0/199177 A BE 0/199177A BE 199177 A BE199177 A BE 199177A BE 881438 A BE881438 A BE 881438A
Authority
BE
Belgium
Prior art keywords
anhydrite
mixture
producing
fine particle
gypsum based
Prior art date
Application number
BE0/199177A
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
Application filed by Knauf Westdeutsche Gips filed Critical Knauf Westdeutsche Gips
Publication of BE881438A publication Critical patent/BE881438A/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
    • C04B11/06—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
BE0/199177A 1979-02-03 1980-01-30 PROCESS FOR PRODUCING A MIXTURE OF ANHYDRITE-GYPSUM BASED ON FINE PARTICLE SYNTHETIC ANHYDRITE BE881438A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792904071 DE2904071B1 (en) 1979-02-03 1979-02-03 Process for producing an anhydrite-gypsum mixture from fine-particle synthetic anhydrite

Publications (1)

Publication Number Publication Date
BE881438A true BE881438A (en) 1980-05-16

Family

ID=6062057

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/199177A BE881438A (en) 1979-02-03 1980-01-30 PROCESS FOR PRODUCING A MIXTURE OF ANHYDRITE-GYPSUM BASED ON FINE PARTICLE SYNTHETIC ANHYDRITE

Country Status (4)

Country Link
BE (1) BE881438A (en)
DE (1) DE2904071B1 (en)
FR (1) FR2453118B1 (en)
NL (1) NL8000176A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3205147A1 (en) * 1982-02-13 1983-08-18 Gebr. Knauf Westdeutsche Gipswerke, 8715 Iphofen Hydraulically setting multi-component mixture as a lining and stowing material in mine operation
DE3827612A1 (en) * 1988-08-13 1990-02-15 Viktor Dr Ing Gobiet Building material for use in underground operation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1180181A (en) * 1957-07-26 1959-06-02 Electricite De France Consolidation process for gypsum and anhydrite grounds
DE1169355B (en) * 1961-06-16 1964-04-30 Knauf Geb Process for the production of large-sized products from fine-grained sulphurous-acid calcium, which falls off in the chemical industry
DE1297563B (en) * 1966-03-11 1969-06-19 Knauf Westdeutsche Gips Production of longwall braces and supporting pillars in the mine
DE2205028C3 (en) * 1972-02-03 1978-08-24 Bayer Ag, 5090 Leverkusen Process for the production of a pneumatically conveyable anhydrite
DE2216039C3 (en) * 1972-04-01 1981-09-17 Gebr. Knauf Westdeutsche Gipswerke, 8715 Iphofen Hydraulically setting material for expansion purposes in mining
JPS5361590A (en) * 1976-11-16 1978-06-02 Central Glass Co Ltd Production of granular dihydrate gypsum from hydrofluoric acid by-productgypsum
DE2658915B2 (en) * 1976-12-24 1979-10-31 Gebr. Knauf Westdeutsche Gipswerke, 8715 Iphofen Process for the production of lumpy calcium sulfate dihydrate
BR7905689A (en) * 1978-09-05 1980-05-13 United States Gypsum Co PERFECTED PROCESS FOR MAKING PLASTER BOARD AND PERFECTED PROCESS FOR PREPARING AND MANUFACTURING CALCINATED PLASTER

Also Published As

Publication number Publication date
NL8000176A (en) 1980-08-05
DE2904071C2 (en) 1983-12-29
FR2453118B1 (en) 1985-11-22
DE2904071B1 (en) 1980-07-24
FR2453118A1 (en) 1980-10-31

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: GEBR. KNAUF WESTDEUTSCHE GIPSWERKE

Effective date: 19880131