Control Line Equipment, Inc.
Ohio, USA Control Line Equipment, Inc. designs and manufactures pneumatic directional control valves, pneumatic counting devices, hydraulic & pneumatic small bore cylinders, pneumatic clamping cylinders & hydraulic checking cylinders. We deliver modular hydraulic hand pumps, air-oil cylinders and heavy duty p More...
www.control-line.com

Huayan Petroleum Equipments Co., Ltd
China Huayan Petroleum Equipments Co., Ltd. supplies oilfield equipments. Our product line includes downhole tools, petroleum pipes, assembly of rig, drilling fittings and other products. Our downhole tools include stabilizers, stabilizer forgings, drill collars, drill pipes and HWDP. Our spare parts for More...
www.hy-oiltools.com