INFORCE
Well control apparatus for downhole oil, gas or injection wells, namely, power operated remote controlled fluid and gas flow control devices that are part of subsea well completion, namely, packers, safety valves, power supply devices in the nature of electrical, hydraulic, electro-hydraulic and fiber optic powered devices, valves, sliding sleeves, remotely actuated downhole tools; remote controlled power operated variable choke and shut off valves that are part of subsea well completion, nam...
Cancelled · November 9, 2000 · 78034563 ·