MANUFACTURE OF MODEL FOR PRESS DIE

PURPOSE:To suppress the generation of heat during solidification of gypsum and to prevent the deflection of a model serving as a standard for the purpose of manufacturing model for a press die by mixing with an impurity in a gypsum material to be coated and solidified on said model and increasing th...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	ITOU MASAHARU
Format:	Patent
Sprache:	eng
Schlagworte:	CASTING FOUNDRY MOULDING PERFORMING OPERATIONS POWDER METALLURGY SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER TRANSPORTING WORKING CEMENT, CLAY, OR STONE
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