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  Unconventional Gas Drilling Rig
  diamond drilling rigs
  multi-purpose drilling rigs
  underground drilling rigs
  multi-purpose coal mine drilling rigs

秒速时时彩注册Breaking News: Helicopter Surface Coring Drill Rigs 2019-7-12
Successful L gas directional drilling with Cortech CMD100 2014-8-12
秒速时时彩注册CMD100 Showed off in Jilin Geothermal Drilling 2014-8-11
Successful exhibitor of Cortech in Russian International Mining Machinery Exhibition 2012-12-3
Tibet Geology Bureau Full hydraulic core drilling rig maintenance and slant-hole drilling technology training 2012-11-29
Total:5  Current:1/1  

Cortech Drilling Equipment Co。,Ltd。

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