135302 ⎘
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 with plural threaded sections, e.g. with two-step threads
HYDRODYNAMIC DOWN-HOLE ANCHORS AND RELATED METHODS
#2ORIENTED PERFORATING SYSTEM
#3CURVILINEAR SEALING SYSTEM
#4VISCOUS VIBRATION DAMPING OF TORSIONAL OSCILLATION
#5OIL WELL PIPE CONNECTION STRUCTURE AND OIL WELL PIPE
#6A THREADED PIPE CONNECTION
#7HYDRODYNAMIC DOWN-HOLE ANCHORS AND RELATED METHODS
#8THREADED TANDEM FOR WELLBORE OPERATIONS
#9COMPOSITE SUCKER ROD SEGMENT
#10Threaded and coupled connection
#11Lockable connection between tubular members
#12Downhole tool connection formed from multiple materials
#13HIGH TORQUE THREADED CONNECTIONS WITH EXTERNAL UPSET AND MULTIPLE SEALS
#14ANTI-ROTATION COUPLING FOR USE IN A DOWNHOLE ASSEMBLY
#15Threaded tubular connection
#16Curvilinear sealing system
#17ORIENTED PERFORATING SYSTEM
#18Tubular Coupling Assembly With Modified Buttress Thread
#19Threaded connection for pipe
#20TORQUE SHOULDER FOR TUBULAR GOODS CONNECTION
#21Downhole Pump Gas Eliminating Seating Nipple System
#22Alignment sub and perforating gun assembly with alignment sub
#23Telemetry tool joint
#24Mechanical connector utilizing shear pins to transfer torque
#25Mechanical connector utilizing keys to transfer torque
#26Mechanical connector utilizing interlocked threads to transfer torque
#27Mechanical connector utilizing dog-clutch teeth to transfer torque
#28Threaded connection including and intermediate shoulder
#29Variable-length axial linkage for tubular running tools
#30Orientation ring
#31Oriented perforating system
#32Thread formation for coupling downhole tools
#33Threaded connection having a dissymmetrical helical profile
#34Threaded connection for casing string of an oil well
#35Threaded connection for steel pipe
#36Downhole Pump Gas Eliminating Seating Nipple System
#37Coupling
#38Coupling
#39Curvilinear sealing system
#40THREADED CONNECTION FOR STEEL PIPE
#41Threaded connection for steel pipe
#42QUICK CONNECT DEVICE FOR FRACTRAP AND METHOD
#43Connection
#44OIL WELL PIPE CONNECTION STRUCTURE AND OIL WELL PIPE
#45Alignment sub and orienting sub adapter
#46Tubular threaded connection
#47Multiple tapered threaded connection
#48Portable seafloor drill rig for submersible for multi-point core drilling
#49Tubular threaded connection
#50Lockable connection between tubular members
#51Threaded connection for steel pipes
#52Viscous vibration damping of torsional oscillation
#53Optimized placement of vibration damper tools through mode-shape tuning
#54Vibration isolating coupler for reducing vibrations in a drill string
#55Threaded tubular connection for casing
#56Coupling for connecting downhole tubulars
#57Anti-rotation coupling for use in a downhole assembly
#58Double-shouldered connection for drilling tubulars with large inside diameter
#59Mechanical connectors
#60Downhole disconnect tool
#61Flexible Tubular Sub, and Method of Running a Tool String Into a Wellbore
#62Curvilinear sealing system
#63PRESSURE BALANCING MECHANISM FOR A CONNECTOR
#64Threaded tubular connection
#65ENHANCEMENTS OF MECHANICAL CONNECTOR TECHNOLOGY
#66System and method for threaded riser auxiliary lines
#67Threaded joint for oil well steel pipe
#68Threaded joint for steel pipes
#69Threaded joint for steel pipe
#70Bottom hole assemblies
#71Connectors for high temperature geothermal wells
#72Curvilinear sealing system
#73Threaded connection
#74Threaded tubular connection
#75Packer retrieval extension for metal to metal sealing in tension and compression
#76Stress reducing thread form
#77Threaded pipe joint
#78Enhancements of mechanical connector technology
#79Threaded joint for coupling rods
#80Joint structure for steel pipes and method of manufacturing the same
#81Tubular component connection protector
#82Threaded connection including an intermediate shoulder
#83Threaded joint for steel pipes
#84Assembly for producing a threaded connection for drilling and operating hydrocarbon wells, and resulting threaded connection
#85Opposing thread screw safety joint
#86Threaded connection for steel pipe
#87Tubular connection with helically extending torque shoulder
#88Assembly for producing a threaded connection for drilling and operating hydrocarbon wells, and resulting threaded connection
#89Threaded connections with an adjustable secondary shoulder
#90Connection Assembly
#91Screw joint for steel pipe
#92Vibratory Drilling System and Tool For Use In Downhole Drilling Operations and A Method For Manufacturing Same
#93Modular Tubing Seal Bore System
#94Flexible connections
#95Non-rotating mechanical joint for a hose coupling
#96Tubular connection with helically extending torque shoulder
#97Tubular threaded connection
#98Expansible threaded joint and method for making same
#99Set for obtaining a threaded connection, method for making up and breaking out said connection, and use of said connection in a riser
#100STEP-TO-STEP WEDGE THREAD CONNECTIONS AND RELATED METHODS
#101Step-to-step wedge thread connections and related methods
#102Threaded connection for drilling and operating hydrocarbon wells
#103Threaded joint for tubes, pipes and the like
#104Tubular component for drilling and operating hydrocarbon wells, and resulting threaded connection
#105Threaded thin-walled drill tube joint
#106Non-rotating mechanical joint for a hose coupling
#107Wedge thread with torque shoulder
#108Oilfield tubular connection with increased compression capacity
#109Radial Expansion of Tubular Members
#110BOX END SUCKER ROD SHEAR COUPLING
#111Pseudo two-step connection
#112DATA COMMUNICATIONS EMBEDDED IN THREADED CONNECTIONS
#113Threaded tubular connection with progressive axial thread interference
#114Wedge thread with high-angle metal seal
#115Floating wedge thread for tubular connection
#116Pseudo two-step connection
#117Tubing hanger with ball valve in production string
#118Radial expansion of tubular members
#119Radial expansion of tubular members
#120Radial expansion of tubular members
#121Radial expansion of tubular members
#122Radial expansion of tubular members
#123Radial expansion of tubular members
#124Rod string latching tool without integral release mechanism and method for use of same