METHOD AND APPARATUS FOR PRODUCING A MULTILAYER CEMENTITIOUS PRODUCT

GYPSUM PLASTERBOARD IS PRODUCED BY COMBINING CALIUM SULPHATE HEMIHYDRATE (STUCCO) WITH WATER TO FORM AN AQUEOUS SLURRY. UNCALCINED GYPSUM HAVING A SPECIFIC SURFACE AREA BELOW 0.3 M²/G IS ADDED TO THE SLURRY IS DISCHARGED ONTO A SUPPORT SO AS TO FORM A SHEET OF GYPSUM PLASTERBOARD.

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Bibliographic Details
Main Authors WINFRIED JOHANNES JOSEF SPICKERMANN, KANE IAN IRONSIDE
Format Patent
LanguageEnglish
Published 15.09.2011
Subjects
ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
LIME, MAGNESIA
METALLURGY
REFRACTORIES
SLAG
TREATMENT OF NATURAL STONE
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Summary:GYPSUM PLASTERBOARD IS PRODUCED BY COMBINING CALIUM SULPHATE HEMIHYDRATE (STUCCO) WITH WATER TO FORM AN AQUEOUS SLURRY. UNCALCINED GYPSUM HAVING A SPECIFIC SURFACE AREA BELOW 0.3 M²/G IS ADDED TO THE SLURRY IS DISCHARGED ONTO A SUPPORT SO AS TO FORM A SHEET OF GYPSUM PLASTERBOARD.
Bibliography:Application Number: MY2004PI02453