US Patent Issued to Chevron U.S.A. on June 16 for "Subsea completion annulus pressure compensation system" (Texas Inventor)

ALEXANDRIA, Va., June 16 -- United States Patent no. 12,655,716, issued on June 16, was assigned to Chevron U.S.A. Inc. (San Ramon, Calif.).

"Subsea completion annulus pressure compensation system" was invented by Michael Anthony Giordano (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for self-regulating pressure within an annulus of a subsea wellbore includes an accumulator and piping. The accumulator includes a first compartment having an annulus fluid, a second compartment comprising a regulating fluid, and a fluidic barrier movably disposed between the first compartment and the second compartment. The first end of the piping penetrates an aperture in a subsea wellhead and terminates in ...