author: wenjian zhu

The China Continental Scientific Drilling Project: CCSD-1 Well Drilling Engineering and Construction

... assembly for CCSD-1 Well. 1. Table 5.43 Drilling tools weight Drilling tool ... Design of anti-sticking In the design of core drilling tool assembly for CCSD-1 Well, the capability ... Down Hole Power Percussive Rotary Core Drilling System 169.

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