A downhole tool including an electrically steerable antenna...
A downhole-drilling tool with high-pressure and...
A drawworks device on a drill floor
A drill bit
A drill bit assembly for fluid-operated percussion drill tools
A drill bit having large diameter pdc cutters
A drill bit with a hybrid cutter profile
A drill pipe
A drill pipe and method of forming and reconditioning a...
A drill pipe handling and moving system
A drill rod changer assembly
A drill-string connector
A drilling apparatus having in-line extending wings and...
A drilling equipment and a method for regulating its...
A drilling hole system
A drilling machine having rotary tools
A drilling method and bit assembly to realize the method
A drilling method for maintaining productivity while...
A drilling rig and a method for moving a drilling rig
A drilling rig and drawworks therefor