OPW ENGINEERED SYSTEMS

Metal goods, namely, metal flanges; metal pipe couplings and joints; metal swivel joints; metal valves; metal pipe fittings; metal pipes and connectors for use therewith, namely, bottom loader assemblies, namely, pipes that connect a movable tank, such as a tank truck or rail car to a fixed storage tank or similar to allow for the transfer of fluids specifically for connection to the bottom outlet of a tank; coupling assemblies; drop tubes; loading and unloading fluid piping systems comprising swivel joints, pipes, tubes, elbows, flanges, fluid couplings; slide sleeve loading arms; swivel hose connectors; tank car loading and unloading connections, namely, metal pipes and couplings; piping systems for transfer of chemicals comprising swivel joints, pipes, tubes, elbows, flanges, fluid couplings; dust caps used as a component part of metal piping systems, integral components to heat and maintain temperature in piping systems, namely, metal steam jacketing, vapor recovery fittings, namely, plates, cones and plugs, suction line strainers, all the above goods being made of metal

pressure relief valves for rail cars and fixed tanks; site flow indicators; pressure isolation rings; level indicators, level switches and level gauges; vacuum breaker, namely a pressure relief valve