A cutting bit assembly for impinging an earth strata
A cutting element having a self sharpening tip
A cutting insert for use in a wellbore milling tool
A cutting insert for use in a wellbore milling tool
A deflection joint
A deformable rock bolt
A depth indicator for indicating the depth of a settable...
A device and method for analyzing light chemical compounds
A device and method for regulating fluid flow in a well
A device and system for well completion and control and...
A device for a borehole arrangement
A device for a top drive drilling machine for continuous...
A device for cleaning and doping equipment for threads
A device for coil tubing operations
A device for controlling flow rate downhole, the device...
A device for core drill
A device for gripping and transporting pipe lengths and an...
A device for introducing a high pressure fluid into well...
A device for registration of rotational parameters during...
A device for rotary-percussion with inverted fluid flow