ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,430, issued on March 17, was assigned to Pig Sweep LLC (Kilgore, Texas).
"Method of pretreating a pipeline or apparatus" was invented by James A. Allred Jr. (Alba, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of operating a pipeline or apparatus is carried out by subjecting a pretreated component of a pipeline or apparatus to electrochemical corrosion protection. The pretreated component has surfaces previously treated with a coating of a treatment composition of a colloidal particle dispersion having inorganic nanoparticles with an average particle size from 500 nm or less that exhibit properties of Brownian motion. At least some ...