GOLDDUST

Power-operated downhole tools, namely, milling tools for removal of composite or dissolvable bridge plugs, circulation subs, coiled tubing connectors, jetting nozzles, cutting tools, cable heads, and centralizer subs; Machine tools for oil and gas well completion, namely, composite and dissolvable bridge plugs, toe initiation subs, frac sleeves operated by ball drop or coiled tubing, casing isolation/float tools, casing packers, open hole casing packers, casing liner hangers, water bypass subs, crossover subs and perforating tools; Gas lift downhole equipment, namely, packers and bridge plugs; Machines for hydraulic fracturing, namely, composite and dissolvable bridge plugs, setting tools for dissolvable or composite bridge plugs, toe initiation subs, frac sleeves operated by ball drop or coiled tubing, frac balls and darts, open hole casing packers, and perforating tools

Electric control devices for managing and controlling completion inflow; surface-controlled sub-surface safety valves for flow shutoff used in substerranean wells