Integrated device for tunnel back break construction

The utility model belongs to the technical field of tunnel construction equipment, and particularly relates to an integrated device for tunnel back break and back break construction, which comprises a track mounted on a track mounting frame, a lower support plate fixed with the track mounting frame...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LI PENG, LUO XIAOFEI, GUO FENGLIANG, HUI YAQIANG, BAO YONGCHAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING COMBUSTION ENGINES COMBUSTION ENGINES IN GENERAL EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS INTERNAL-COMBUSTION PISTON ENGINES LARGE UNDERGROUND CHAMBERS LIGHTING MECHANICAL ENGINEERING MINING SHAFTS TUNNELS WEAPONS
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