Machines and machine parts for use in oil well production, namely, artificial lift systems comprising mechanical and hydraulic lifts and structural parts thereof; Well production equipment in the nature of pumps for oilfield wellhead systems, valves being parts of machines, and manifolds being pipefittings as part of oilfield wellhead and parts of oilfield wellhead machines; Parts of oilfield well production machines, namely, valves, manifolds being pipe fittings, pumps, pump and valve structural parts; Hydraulic pumps for oilfield equipment
MachineryProducts for use in oil and gas well production optimization, namely, computer hardware for the operation of artificial lift systems; Electronic controllers for operating oil and gas field wellheads
Electrical and Scientific Apparatus