Separator for gas / oil / water - internal vane type design and / or demister, bundled with associated instrumentation such as automatic drain valves for oil, automatic drain valves water, liquid level controllers, liquid level indicators, alarm switch for notification of high liquid level, safety valve, rupture disc (optional), gauge / thermometer, flowmeters for gas, oil & water, valves and tubes -- all to ensure that the package is dedicated to the specific customers requirements