Preparation method of low-shear-strength grouting material for shield excavation gap

The invention discloses a preparation method of a low-shear-strength grouting material for a shield excavation gap. The preparation method comprises the following steps: selecting a grouting material; preliminarily designing multiple groups of grouting materials with different water cement ratios an...

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG XIAOYAN, ZHOU LIUGANG, JIANG HUA, HUANG LUCHUAN, ZHANG JINXUN, WU FUMEI, ZHANG HANDONG, JIANG YUSHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS LIME, MAGNESIA METALLURGY MINING REFRACTORIES SHAFTS SLAG TREATMENT OF NATURAL STONE TUNNELS
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