C S & P

Oil-well service equipment, namely, gas/liquid combination machines in the nature of mobile equipment incorporating a cryogenic converter pumping system and a fluid pumping system into a single unit, fracturing machines, transport machines in the nature of skidded- or trailer-mounted cryogenic transport tanks and pumping machines; Oil-well pumping machines; Centrifugal pumps; Cryogenic pumps; Low-pressure pumps and high-pressure pumps used in oil and gas well hydraulic fracturing operations; Reciprocating pumps; Skid-mounted pumping equipment, namely, centrifugal, cryogenic and reciprocating pumps with electric motor, drive belt and discharge piping; Variable speed drives for use with fluid pumping systems; Pump control valves; valves as machine components

Vaporizers, namely, electric-, diesel-fired-, forced air ambient- and hot water/heat recovery- type vaporizers; cryogenic vaporizers; power-operated vaporizers for industrial or commercial use

Repair or maintenance of rotating and reciprocating equipment, namely, blowers, gearboxes, pumps, turbines and valves