7 Drilling tools for use in oil and gas industry, namely, power drill bits for oil well drilling, expandable bits for oil well drilling, casing shoes, torque reduction tools, reamer shoes, oil well drilling tools, cutting nozzles; releasable coupling devices, connectors for drill pipes, hydraulic cam motors, check valves, orienting device for drilling tools, hydraulic disconnect devices; drill string stabilizers and orienting tools, shock absorbers, separators, and gas filled accelerators used in conjunction with a jar to provide an impact force; machines for cleaning various types of surfaces using water pressure; oil well drilling equipment, namely, chain tongs, power operated drill pipe spinning wrenches; oilfield fluid end products, namely, chemical injection pumps and parts therefore, mud pump pistons and pump handling equipment having power generators for oilfield equipment; vertical pipe handling equipment having power-operated rot table gripping head and stabbing boards; oilfield cementation equipment, namely, centralizers for casing and tubing, cement baskets, scratchers, wellbore wipers, and stop collars; oilfield float equipment, namely, float shoes, float collars, guide shoes, insert flapper collars, latch down baffles and baffle collars, and stage cementing tools; oilfield cementing plugs; drill pipe and casing protectors; control line and sucker rod protectors; portable thread cleaners for cleaning threaded connections of oilfield tubulars, consisting of power drive assembly, brush housing and solvent tank therefore; oilfield production equipment, namely, wellhead and plant dehydrators, vertical oil treaters, production units comprised of separators and heaters, sand traps, free-water knockouts, and pigging systems comprised of pigging units and drilling valves; oil well completion equipment, namely, packers, flow control equipment, subsurface valves, and sliding sleeves; casing patches, casing liners, and well screens; expandable tubular products, namely, sand screens, casing patches, and expandable liners and liner hangers; casing liner hangers; top drive units; rotating control heads; blowout preventors; downhole motors and turbines for drilling; oil well fishing, cutting and rental equipment, namely, mills, whipstock and jars; fluid recovery system, namely downhole pumps with surface drive units, jet pumps, hydraulic pumps, and electric motors with pumps; cranes and parts thereof for offshore and marine industries; plastic drill pipe protectors; installation tools for drill pipe protectors, control line and sucker rod protectors, stabilizer sleeves, wipers for drill strings, kelly wipers, portable thread cleaners for cleaning threaded connections for cleaning threaded connections of oilfield tubulars, consisting of power drive assembly, brush housings and solvent tank therefor; tubular running tools, namely, single-joint compensators and auto-seal circulating heads; fishing tools, namely, hydraulic multi-string cutters, milling tools, section mills, packer milling and retriever assembly
Trademark: 76533909
