Nonmetal inflatable valves for toys; non metal plastic cushion and pillow valves; non metal rigid container valves; non-metal non-rigid container bag valves; non-metal inflatable mattress valves; non-metal inflatable boat valves; non-metal inflatable raft valves; non-metal beer tapping valves; plastic valves for dunnage bags; and non-metal waterbed valves

multiphase check flow metering systems comprised of meters and sensors that measure pressure, temperature and flow velocity to determine flow rates of water, gas and oil from an oil and gas well, and also including alarm and reporting functions; multiphase check flow metering systems comprised of velocity flow meters and sensors that measure pressure, temperature, and velocity