TREX

Oil and gas well completion tools, namely, composite plugs in the nature of bridge and wire line plugs being plug valves, sliding sleeves in the nature of downhole control valves for use in hydraulic fracturing of oil and gas wells, wireline ball seats for use in conjunction with activation balls for downhole tool activation, wireline activation balls in the nature of ceramic and metal balls for use in the flow of fluids, hydraulically activated shifting tools in the nature of valves for use in downhole tool activation for oil and gas wells, circulating valves for use in the flow of fluids, hydraulically activated toe sleeves in the nature of valves for use in hydraulic fracturing of oil and gas wells, liner hangers, adapted for use in securing oil and gas wells, hydraulically activated running tools in the nature of valves for use in downhole tool conveyance for oil and gas wells, wiper darts in the nature of valves and plugs in the nature of metal, foam, and rubber plugs being plug valves for use in the flow of fluids, and centralizers for use in oil and gas wells, all of the foregoing as parts of oil and gas well downhole machines