In an effort to handle such extreme pressures, R-744 systems are equipped with pressure relief valves (PRVs) — critical safety components designed to ensure the system is compliant and operating ...

The order is for the design, engineering, manufacturing and installation of a Riser Isolation Valve control system on the Ursa tension-leg platform (TLP). The Ursa TLP is located in the ...

The blowout preventer system of valves (BOP) at the well head on the seabed is believed to have failed. 22 April: The oil rig sinks and the riser pipe ... fail safe against pressure surges.