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
A device for sealing charges in shot holes and a method for...
A device for selective movement of well tools and also a...
A device for transferring fluid between equipment on the...
A device for use for mounting and alignment of a christmas...
A device in a subsea system for controlling a hydraulic...