Hydraulic support with rear sealing function for coal mine paste filling

The utility model relates to a hydraulic support with a rear sealing function for coal mine paste filling, which comprises a four-bar mechanism, a lower sealing beam hinged to the tail end of a bottom beam of the four-bar mechanism, an upper sealing beam hinged to the tail end of a top beam of the f...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MU JIANTAO, GUO DONGMEI, LI FENG, LI QUANZHAO, FAN DONGSHENG, GAO SHENZE, YANG FEI, YU JIANWEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS SHAFTS TUNNELS
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