Rock-soil drilling device

The utility model relates to a rock-soil drilling device which comprises a drilling device body and is characterized by further comprising a base and a support frame, the supporting frame is installedon the base. The drilling device body is installed on the supporting frame through the movable buffe...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	CHAI HUIYU, FANG DIZHU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MEANS FOR DAMPING VIBRATION MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS SHOCK-ABSORBERS SPRINGS THERMAL INSULATION IN GENERAL WEAPONS
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