ANDERSON GREENWOOD

Manifolds, kidney flanges, and air distribution manifolds, all made of metal for regulation of pressure, level and flow in a pipe; Instrument enclosure systems, systems for mounting instrumentation to differential pressure systems, and instrumentation protection systems, each consisting primarily of metal enclosures in the nature of metal boxes; Instrument protection system made of metal consisting primarily of test connection boxes, instrument enclosure systems in the nature of metal boxes, Glass Reinforced Polyester (GRP) enclosures, and heating blocks; Metal vents for pressure in storage containers and holding tanks

Pressure regulators for regulating the pressure of liquid, semi-liquid, and gaseous substances in industrial processes; pressure gauges, namely, hatches, siphon, and adaptors, all made of metal; Pressure regulators for valve installations; blowout preventers for regulation of pressure, level and flow in a pipe