Hole depth measuring assembly based on anchor rod trolley design

The invention belongs to the technical field of hole depth measuring equipment, and particularly relates to a hole depth measuring assembly based on anchor rod trolley design, which comprises a mounting seat, the mounting seat is of a plate-shaped structure, a measuring tube is mounted on the mounti...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	HUANG SHIWEI, YANG LIANG, GUO XIAOFENG, YAN ZHI, HU PENGTIAN, GUO QINGHUA, SHI XIAOHENG, LIN MINGKE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CLEANING CLEANING IN GENERAL EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MEASURING MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PERFORMING OPERATIONS PHYSICS PREVENTION OF FOULING IN GENERAL TESTING TRANSPORTING
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