VALVES AND CONTROLS[Apr. 26, 2011 5:58:56]
Specification
CEMCO Valves â Diaphragm, back pressure, safety relief, throttle control,
Choke, globe, metering, wafer and dump valves up to 6â
MCM / Oâ Drill â DEMCO & OTECO style gate valves, DEMCO & OTECO type shear
Relief valves, OTECO type pressure gauges and hydrocyclones