Crown Energy Technologies, Inc.
Edmond, Oklahoma Crown Energy Technologies, Inc. manufactures oilfield equipment. We provide design, drafting, engineering, manufacturing, testing and equipment retrofitting services. We are accredited with ISO 9001:2000 certification. Our flushby rig is employed in parted rods, polished rod changes, trip and hand d More...
www.crown-energy.com

Gatramas Oilfield Drilling Equipment
Indonesia Gatramas Oilfield Drilling Equipment supplies oilfield equipments such as twin cementing unit, work barge, surface testing unit, detroit diesel engine & spareparts, drill pipe, batch mixer tank, digital load cell system, DST tools, slickline unit, mud logging unit and wireline logging unit. More...
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