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Gypses & Platres De France Soc
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Gypses & Platres De France Soc
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Application filed by Gypses & Platres De France SocfiledCriticalGypses & Platres De France Soc
Application grantedgrantedCritical
Publication of FR1205855ApublicationCriticalpatent/FR1205855A/fr
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
C04B11/02—Methods and apparatus for dehydrating gypsum
C04B11/028—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained
C04B11/036—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained for the dry process, e.g. dehydrating in a fluidised bed or in a rotary kiln, i.e. to obtain beta-hemihydrate
FR1205855D1958-01-031958-01-03Procédé et dispositif de cuisson et de broyage combinés pour la fabrication du plâtre
ExpiredFR1205855A
(fr)