ROUGHNECK

drilling equipment mounted on a land vehicle, namely, drilling system for oil, gas, coal bed methane, geothermal and waterwell drilling applications comprising a drill rig and structural components thereof, namely, substructure, carrier, mast, top drive, power pack, hydraulic system, coolers, master bushing, hydraulic slips, down hole drill lubricator, air and mud circulation piping and structural replacement parts thereof; breakout and makeup device for handling drill pipe in the nature of an iron roughneck

Land vehicle with drilling equipment for oil, gas, coal bed methane, geothermal and waterwell drilling applications, including a drill rig, substructure, float and pipe handling skate mounted thereon