135301 ⎘
Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Casings Cables; ; Tubings; Couplings; joints between rod and bit or between rod and rod Threaded
Fast make-up fatigue resistant rotary shouldered connection
#902Threaded connection for drill pipes
#903Interposed joint sealing layer method of forming a wellbore casing
#904Method for sealing radially expanded joints
#905Cover for expandable connections
#906Thread protector for a pipe
#907Insertion tube methods and apparatus
#908Tubular threaded joint which is impervious to the external environment
#909Threaded connection for oil field applications
#910Threaded joint for steel pipes
#911Magnetic impulse applied sleeve method of forming a wellbore casing
#912Coupling for drilling-with-casing operations
#913Threaded connection for expandable tubulars
#914Connector for perforating gun tandem
#915Pipe system and method for its manufacture
#916Drill stem connection
#917Resin bonded particulate anti-seize agent, lubricating system made therefrom and methods of making and using same
#918Unsymmetrical profile threads for use in a positive displacement motor housing
#919Expandable tubular connection
#920Tubular member having an anti-galling coating
#921Coiled tubing connector and method of manufacture
#922High-strength sealed connection for expandable tubulars
#923Reinforced tubular joint for improved sealing-tightness after plastic expansion
#924Radial expansion of tubular members
#925Radial expansion of tubular members
#926Tube having thread orientation marks
#927Thread Spacer
#928Seal arrangement
#929Radial expansion of tubular members
#930Radial expansion of tubular members
#931Radial expansion of tubular members
#932Radial expansion of tubular members
#933Protective sleeve for threaded connections for expandable liner hanger
#934Metal sleeve seal for threaded connections
#935Insertion tube methods and apparatus
#936Threaded coupling for well system
#937Use of turbulent flow in a frac plug
#938Insulated drill pipes and processes of making and using same
#939Formed internal surface tubular connection
#940Externally threadless float equipment for cementing operations
#941Triaxial leak criterion with thread shear for optimizing threaded connections in well tubulars
#942Integral expanded upset
#943Box connection for a pin with relieved thread region
#944Data transmission system
#945Flush joint high torque thread
#946Triaxial leak criterion for optimizing threaded connections in well tubulars
#947Wellhead internal latch ring apparatus, system and method
#948Seal ring and coupling sleeve assembly
#949Well pump system
#950Coupling for connecting threaded tubulars
#951Coupling for connecting threaded tubulars
#952Systems and methods for coupling and decoupling drill heads for ground loop preparation for geothermal applications
#953Leak proof threaded connector
#954Threaded connection having high galling resistance and method of making same
#955Coupling with anti-rotational element