Tunnel construction equipment

The tunnel construction equipment comprises a fixing plate and a filtering box, four first supporting legs are symmetrically installed at the lower end of the fixing plate, a bottom plate is installed among the four first supporting legs, a semi-circular block is installed at the upper end of the fi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HUANG CHENG, LIN GAOSHAN, ZONG KECHENG, WU CANTONG, LI CHAOXIANG, LAO YELIANG, LI GUOHUI, CAO JIAQING, HE MEI, CUI HONGZHANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS MINING PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS SEPARATION TRANSPORTING
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