Coal mining method and device for working face and coal mining system for coal mine

The invention provides a coal mining method and device for a working face and a coal mining system for a coal mine. The method comprises the steps that the position of a hydraulic support is obtained, the hydraulic support is located in a connection roadway, the connection roadway is used for commun...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BAI YINFENG, WEI QIMING, ZHU DAN, CHEN ZHIWEI, HAN FANGJUN, PEI YUANCHENG, LYU FENGYUAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING MINING OR QUARRYING SHAFTS TUNNELS
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