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hook blocks api spec 8c
Selling leads
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..., drill pipes and drill collars in oil drilling , natural gas drilling and well construction, The products shall be designed and manufactured ...
2025-06-27 14:29:38
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...API Spec 7K certificate for oil&gas drilling rig P series mud pumps which are compact-sized with reliable performance can be used for offshore ...
2025-07-17 17:57:31
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