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Changzhou Oilfield Petroleum Equipment Co., Ltd.
Changzhou Oilfield Petroleum Equipment Co., Ltd.
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8 Years

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Drill Pipe Tool Joint

Changzhou Oilfield Petroleum Equipment Co., Ltd.

Drill Pipe Tool Joint

Drill Pipe Tool Joint

Petroleum drill stem joint (butt joint) is the use of oil, natural gas drilling in the tube body on the welding head with the drill pipe, including internal and external thread joint. Drill pipe ...

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