Introductions and applications of a self-locking wire-line coring system with a water-shielding bit and a circlip-shielded core barrel

Authors

LIAO Yuansu, No.2 Geological Party of Jiangxi Nonferrous Metals Geological Exploration Bureau, Ganzhou 341000, China
HU Qifeng, No.2 Geological Party of Jiangxi Nonferrous Metals Geological Exploration Bureau, Ganzhou 341000, China

Abstract

Introductions and applications of a self-locking wire-line coring system with a water-shielding bit and a circlip-shielded core barrel

Keywords

complex formation, core drilling tool, core lifter, bottom jet bit, hair clips, circlip, liner pipe

DOI

10.3969/j.issn.1001-1986.2021.04.033

Recommended Citation

L H. (2021) "Introductions and applications of a self-locking wire-line coring system with a water-shielding bit and a circlip-shielded core barrel," Coal Geology & Exploration: Vol. 49: Iss. 4, Article 22.
DOI: 10.3969/j.issn.1001-1986.2021.04.033
Available at: https://cge.researchcommons.org/journal/vol49/iss4/22

Reference

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