STASIS AN EVOLUTION IN MPD
Oil and gas well drilling equipment, namely, managed pressure drilling and underbalanced drilling machines, and machine component parts in the nature of chokes and drilling manifold choke systems, fluid manifolds, valves, control panels for controlling the choke in managed pressure drilling, flow meters being a component part of the drilling machines, rotating control devices being a component part of the drilling machines, rotating flow diverters, rotating heads, and rotating flanges that ar...
Abandoned · March 16, 2017 · 87373373 ·