FLOTEK

chemicals used in drilling, stimulating and treating subterranean wells and formations, namely, acid corrosion inhibitors, acid systems for stimulating subterranean wells and formations, buffers, microemulsions, scale inhibitors, gelling agents for acid, anti-sludge agents, gel breakers for water and oil, clay control agents, crosslinkers, emulsifiers, fluid loss control agents, foamers, friction reducers, iron control agents, mutual solvents, non-emulsifiers, gelling agents for oil and water, anti-foamers and de-foamers, and surfactants

[ drilling rig mechanization machines and devices, namely, survey and measurement drilling tools, drill pipe, fixed ribbed stabilizers, bit subs, bridge plugs, frac plugs, drilling jars, shock subs, roller reamers, welded blade stabilizers, integral blade stabilizers, combo tools, non-rotating sleeve stabilizers, key-seat wipers, milling tools, rotary subs and drill collars; artificial lift systems for use in oil and gas wells; components of artificial lift systems used in oil and gas wells, namely, pumps, motors, gas separators, valves, cages, cables, shrouds, fittings, and related equipment ]