6 Pipeline pipes, joints, connectors, wye's, insulating joints and flanges made of metal; mooring system tendons, joints, connectors, anchors and flanges made of metal; drilling and production riser pipes, joints, connectors and flanges made of metal; skirt pile grippers made of metal; pile salvage flotation plugs; rope sockets and mandrels made of metal; metal tubes; metal tubing mandrels.
7 Oil and gas production and completion equipment, namely, pumps packers, flow control equipment, valves and actuators; oil and gas pipeline equipment and hardware, namely, repair clamps, repair tools, connectors, hot taps, plugs, safety joints, pig launchers, swivels, lifting and handling tools; vertical pipe, piling and conductor lifting and handling tools; oil and gas well cementation equipment; machine couplings; transmission components.
9 Oilfield pressure testing apparatus for testing of tubulars, blowout preventors, wellheads, christmas trees, manifolds, lubricators and other pressure vessels; oilfield production equipment, namely, pressure vessels, well-testing units, and metering separators; automatic wellhead pressure relief valves.
17 Extruded polyvinylchloride mats for use in oil and gas exploration and production; elastomeric platform fendering systems; inflatable pipe plugs; clutches and brakes for use in oil and gas exploration and production; mounts and couplings for shock, vibration and noise attenuation; pipeline pigs, molded rubber products used in oil and gas well servicing, namely, wire cups, swab cups and pigs; bridge bearing pads.
37 Repair, conditioning, installation, leveling, operating and decommissioning of oil and gas well structures and equipment for others; pile swagging and grouting for others; pile and pipe recovery services rendered to oil and gas well operators.
40 Fabrication of oil and gas well equipment for others; machinery and molding of parts for others; fabrication of bridge bearing pads for others; pipe and pile cutting for others.
42 Rental of oil and gas well equipment and downhole tools; design of oil and gas well equipment for others; mold design; elastomer fabrication development; oilfield bolt-tensioning services for bolted connections; oilfield tubular connection analysis services; oilfield cementation engineering studies and services; custom design and engineering for other oilfield and industrial equipment companies; testing of oil and gas well structures and equipment for others.