ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,183, issued on Feb. 10, was assigned to Halliburton Energy Services Inc. (Houston).
"Packer assembly with expandable spacer" was invented by Shobeir Pirayeh Gar (Plano, Texas), Frank Vinicia Acosta Villarreal (Houston) and Charles David Slavin (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A packer assembly can be used to create a seal against an inside of a tubing string. The packer assembly can be used in high-temperature, high-pressure wellbores. The packer assembly can include a first and second sealing element with a spacer located between. The spacer can be made from a deformable material such that during mechanical or hydraulic actua...