Small-area composite ventilation and dust removal fresh air device, heading machine and construction method

The invention provides a small-area composite ventilation dust removal fresh air device, a heading machine and a construction method. The small-area composite ventilation dust removal fresh air device comprises a fresh air system and a dust removal system. The fresh air system comprises a fresh air...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HUI XINGTIAN, ZHANG ZIQIANG
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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