78034392
Nov 8, 2000
Nov 25, 2003
DOWNHOLE TOOLS AND EQUIPMENT FOR OIL, GAS, AND INJECTION WELLS, NAMELY, TOOLS AND EQUIPMENT FOR MONOBORE COMPLETIONS, NAMELY, LINERS, ELECTROMECHANICAL SLIDING SLEEVES, ELECTRICALLY CONTROLLED DOWNHOLE TOOLS, REMOTELY ACTUATED DOWNHOLE TOOLS, CONTROLLED FLUID AND GAS FLOW CONTROL VALVES, INFLATABLE PACKERS, TUBULAR MONITORS, FIBEROPTIC, ACOUSTIC, MUD PULSE, FIBER OPTIC AND OPTO-MECHANICAL OPERATED SLIDING SLEEVES; DOWNHOLE COMPUTERIZED CONTROLLED DEVICES, NAMELY, SLIDING SLEEVES; AND SAND SCREENS
MachineryDOWNHOLE TOOLS AND EQUIPMENT FOR OIL, GAS, AND INJECTION WELLS, NAMELY TOOLS AND EQUIPMENT FOR MONOBORE COMPLETIONS, NAMELY, PRODUCTION WELLS SENSORS; ELECTRONIC COMMUNICATION SYSTEMS COMPRISED OF ELECTRONIC CABLES, ELECTRONIC TRANSMITTERS, AND ELECTRONIC RECEIVERS, DOWNHOLE COMPUTERS AND SURFACE COMPUTERS
Electrical and Scientific Apparatus