Metal drill pipes for use in well boring

Drilling equipment for oil and gas wells, namely: chokes and choke systems, namely, hydraulic or electric chokes, fluid manifolds, valves, control panels for controlling the choke and displaying measurement readouts, coriolis flow meters; rotating control devices; rotating flow diverters; rotating heads; rotating flanges; nitrogen membrane systems, namely, feed air compressors, air coolers, nitrogen processing units including membrane bundles, high pressure boosters, flow metering equipment, and processing piping; and generators; latching systems, namely, latching systems that are an integral part of a rotating control device and are required to secure rotating components to stationary housings, latch arms, housing profiles, and control panels to control the movement of the latch and monitor the latch position; floats and wireline retrievable floats; circulation systems, namely, fluid pumps, drill string floats, flow control manifolds, fluid storage tanks, fluid metering equipment, process piping, and control panels; and continuous circulation systems, namely, fluid pumps, drill string floats, flow control manifolds, fluid storage tanks, fluid metering equipment, process piping, control panels, drill string directional flow valves, and side entry connection and housing; downhole isolation valves; drill pipes; drill bits; managed pressure drilling systems, namely, a compilation of rotating control devices as above, circulation systems as above, continuous circulation systems as above, and choke systems as above, separation tanks, degaser tanks, flare stacks and igniters, and measurement while drilling systems, namely, measurement while drilling sensors, transmitters, and receivers; marine diverter systems, namely, upper housing, lower housing, and inner assembly which consists of latch modules, bearing modules, and element modules which are sealing elements within the inner assembly; marine control systems, namely, hydraulic control panels, electrical communication systems, consisting of wireless receivers, wireless transmitters, upper and lower termination boxes, shielded electrical cabling, shielded electrical connectors, and electric over hydraulic switching blocks, hydraulic process and cooling unit, sensors and switches, umbilical systems with connectors consisting of umbilical line which is hydraulic and electrical lines moulded together into one line, umbilical reels, umbilical termination connector reel ends, umbilical termination connector marine diverter system ends, umbilical reel directional controllers, umbilical reel level line controllers, umbilical sheaves, umbilical clamps, umbilical strain reliefs, and umbilical reel tie downs, and display panels; and marine riser systems, namely, marine diverter systems as above, drill string annulars, fluid bypass lines, flow spools, cross over connections to marine riser connections, and marine control systems as above

Measurement while drilling systems comprising measurement while drilling sensors, transmitters and receivers; marine control systems, namely, hydraulic control panels and electrical communication systems consisting of wireless receivers, wireless transmitters, upper and lower termination boxes, shielded electrical cabling, shielded electrical connectors, electric over hydraulic switching blocks, hydraulic process and cooling unit, sensors and switches

Drilling services, namely, managed pressure drilling, underbalanced drilling, air drilling, closed circuit drilling and snubbing

Oil and gas well design services