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LE T I IM
VNI I PROEKTINY
Original Assignee
LE T I IM
VNI I PROEKTINY
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Filing date
Publication date
Application filed by LE T I IM, VNI I PROEKTINYfiledCriticalLE T I IM
Priority to ES522362ApriorityCriticalpatent/ES522362A0/es
Publication of ES8404883A1publicationCriticalpatent/ES8404883A1/es
Publication of ES522362A0publicationCriticalpatent/ES522362A0/es
Solid-Sorbent Or Filter-Aiding Compositions
(AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals
(AREA)
Abstract
METODO PARA PREPARAR UN CEMENTO PARA LA FABRICACION DE MACHOS Y MOLDES.CONSISTE EN TRATAR POR CALOR HIDRO-ALUMOSILICATO DE CALCIO, EN PRESENCIA DE UN ADITIVO QUE ES UN COMPUESTO DE CALCIO, A UNA TEMPERATURA QUE VARIA EN EL INTERVALO DE 250JC A 600JC; DESINTEGRAR EL PRODUCTO TRATADO POR CALOR, OBTENIENDO UNA FRACCION CON UN TAMAÑO DE PARTICULA MUY PEQUEÑO.
ES522362A1983-05-131983-05-13Un metodo para preparar un aglutinante para la fabricacion de machos y moldes.
GrantedES522362A0
(es)