Reciprocating screw for oil fields - customized by China Petroleum & Chemical Corporation's Drilling Engineering Technology Research Institute


Focused on the research, development, and production of recirculating ball sc...
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Home > SupplyPro Co., Ltd. > Reciprocating screw for oil fields - Custom-made by the Drilling Engineering Technology Research Institute of China National Petroleum Corporation
Reciprocating screw for oil fields - Custom-made by the Drilling Engineering Technology Research Institute of China National Petroleum Corporation
详细Info Reciprocating screw for oil fields - customized by China Petroleum & Chemical Corporation's Drilling Engineering Technology Research Institute
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