9 Spring- loaded and pilot-operated pressure release valves, high performance automatically operated butterfly valves, severe service high temperature electronic control valves, electro-hydraulic valve actuators, portable pressure vessels; electronic power recovery control valves for regulating the flow of gas and liquids; solenoid operated isolation and control valves, electronic pilot-operated pressurizer and main steam safety release valves, inverted cone safety release valves for gas and liquid, severe service electronic motor operated valves; all for use in the petroleum processing, nuclear power, and defense industries; delayed coking and heading systems comprised of instruments for measuring the coking index of fuels; electromagnetic aircraft watch systems, namely, radar; plastic protective covers for electrical distribution phase conductors and associated hardware, namely, arrestors for use in aircraft carriers; pulsed power supplies for fully fieldable electro-magnetic guns all for the nuclear and defense industries; electrical controls for use in nuclear power plants and the defense industries; Diagnostic tools, namely, on-board diagnostic serial interfaces for troubleshooting nuclear reactor systems for use in nuclear power plants and the defense industries; electronic steam generator controls; Analytical calorimetric instrumentation not for medical use, for monitoring nuclear reactors in the defense industry; digital signaling processing cards, electric digital signal read out meters, electronic reactor plant controls, computer software support automation programs for use in monitoring electronic safety valve networks for nuclear reactors in the defense industry