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Machine translation
1. (WO1980000248) A METHOD OF PREPARING GYPSUM ARTICLES
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1980/000248    International Application No.:    PCT/SE1979/000154
Publication Date: 21.02.1980 International Filing Date: 12.07.1979
IPC:
B22C 9/02 (2006.01), C04B 28/14 (2006.01)
Applicants:
Inventors:
Priority Data:
7807807 13.07.1978 SE
Title (EN) A METHOD OF PREPARING GYPSUM ARTICLES
(FR) METHODE DE PREPARATION D"ARTICLES DE PLATRERIE
Abstract: front page image
(EN)Plaster products can be prepared from calcium sulphate dihydrate by adding to a water slurry of calcium sulphate dihydrate a potassium salt, especially potassium hydrogen-carbonate or potassium tetraborate but, in the first place, potassium sulphate, including a carrier, after which the water slurry is moulded and further worked in known manner to the desired plaster product, especially plaster board or moulds for the production of metal articles or ceramic articles.
(FR)Des produits en platre peuvent etre prepares a partir du dihydrate de sulfate de calcium en ajoutant a une boue aqueuse de dihydrate de sulfate de calcium un sel de potassium, en particulier du carbonate acide de potassium ou du tetraborate de potassium mais, de preference, le sulfate de potassium, comprenant un materiau porteur, apres quoi la boue aqueuse est moulee puis travaillee de maniere connue pour en faire le produit en p1atre desire notamment des plaques ou moules en platre pour la production d"articles metalliques ou d"articles en ceramique.
Designated States:
Publication Language: English (EN)
Filing Language: English (EN)