Grouting plugging device

The utility model relates to a grouting plugging device which comprises a ring sleeve shell and a grouting pipeline, the ring sleeve shell comprises an upper ring part and a sleeve, a hole is formed in the center of the bottom of the sleeve, the sleeve is arranged on the grouting pipeline in a sleev...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG GUODONG, HAN HOUYUN, XUAN CHAO, ZHAO MENG, MIAO JIALEI, WU XIANGLIANG, LI YANPENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	PERFORMING OPERATIONS SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER TRANSPORTING WORKING CEMENT, CLAY, OR STONE
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