City investigation engineering drilling field work rock core collection auxiliary device

The utility model discloses an urban survey engineering drilling field work rock core collection auxiliary device, including main box, auxiliary box, cleaning seat, cleaning nozzle, placing chamber, inner chamber nozzle, support screen and receiving plate, the right end of main box is provided with...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HE FEI, WANG JIANSHOU, XIN HAOJIE, LIU HAISONG, YIN ZHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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