Repacking practice for G-3 engineering driller power unit with drive shaft of dual channel reverse circulation

Lihong ZHU, Kun YIN, Qingyan WANG, Yong HUANG

Global Geology ›› 2008, Vol. 11 ›› Issue (1) : 42-46.

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Global Geology ›› 2008, Vol. 11 ›› Issue (1) : 42-46.

Repacking practice for G-3 engineering driller power unit with drive shaft of dual channel reverse circulation

  • Lihong ZHU, Kun YIN, Qingyan WANG, Yong HUANG
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Lihong ZHU, Kun YIN, Qingyan WANG, Yong HUANG. Repacking practice for G-3 engineering driller power unit with drive shaft of dual channel reverse circulation[J]. Global Geology. 2008, 11(1): 42-46
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