ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,730, issued on Dec. 2, was assigned to Innovex International Inc. (Houston).
"Seal assembly with self-adjusting actuator" was invented by Todd L. Scaggs (Fulshear, Texas), John Stepchinsky (Spring, Texas) and John Trahan (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes a seal assembly configured to retain a casing hanger within a wellhead. The seal assembly includes a main body; a lock ring coupled to the main body and configured to expand radially outward into a profile on an inner diameter of the wellhead; and an actuator, wherein the actuator is capable of transferring an axial force from the actuator into outward radial e...