ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,558, issued on Oct. 21, was assigned to Hydril USA Distribution LLC (Houston).
"Blowout-preventers (BOP) elastomer seals with improved self-healing" was invented by Joseph Incavo (Houston), Nusrat Farzana (Houston) and Ming Yu Huang (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A self-healing elastomeric compound for use in blowout preventer packers includes one or more elastomers, carbon black, silica, and a self-healing agent evenly distributed throughout the compound."
The patent was filed on June 15, 2023, under Application No. 18/335,473.
*For further information, including images, charts and tables, please visit: http://patft.uspto...