AN ADMIXTURE FOR SPRAY CONCRETE AND MORTAR AND A METHOD FOR THE MANUFACTURE OR SPRAY CONCRETE AND MORTAR USING THIS ADMIXTURE

Admixtures for spray concrete or mortar which contain silicic acid sol or consist of it, are used for the processing of spray concrete or mortar according to the dry or the wet method. Said admixtures lead to a clear reduction of dust formation and of re-bound. With the processing of spray concrete...

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Bibliographische Detailangaben
Hauptverfasser:	BURGE, THEODOR A, MAI, DIETER, BRACHER, GUSTAV
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS COMPOUNDS THEREOF CONCRETE EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES INORGANIC CHEMISTRY LARGE UNDERGROUND CHAMBERS LIME, MAGNESIA METALLURGY MINING NON-METALLIC ELEMENTS REFRACTORIES SHAFTS SLAG TREATMENT OF NATURAL STONE TUNNELS
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Beschreibung
Zusammenfassung:	Admixtures for spray concrete or mortar which contain silicic acid sol or consist of it, are used for the processing of spray concrete or mortar according to the dry or the wet method. Said admixtures lead to a clear reduction of dust formation and of re-bound. With the processing of spray concrete or mortar the addition of the inventive admixtures takes place preferably during the spraying, for example at the spray nozzle.