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Dongying,Shandong,China China
Contact Person xiaoyan wang
Address Dongying, Shandong
It is a land drilling rig with max. 7000m drilling ability, mainly used in oil or gas exploration and exploitation of 4500 7000m depth(drill pipe 4
Annular blowout preventer is an important part of well control device. Its mainly use is to control wellhead pressure in drilling, workover and format
The power end: The housing is of welded steel-plate construction.Its internal stress is eliminated after welding. The drive gears are involute type ge
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