ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,710,124, issued on Aug. 18, was assigned to ANTI-POLLUTION INNOVATIONS LP (McKinney, Texas).
"Pipeline pig catcher" was invented by Darrel B. Fruit (Oklahoma City), Jack G. Brewer (Chickasha, Okla.) and John C. Kelsey (Stillwater, Okla.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus and process used to catch a pipeline pig after use in a pipeline. The process involves locating the pig-catching apparatus adjacent the catcher station of a pipeline such that a pipeline pig coming out of the catcher station lands on a metal screen of the pig-catching apparatus. The pig-catching apparatus includes a vessel with a double wall configuration, the m...