ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,504,105, issued on Dec. 23, was assigned to Polyflow LLC (Midland, Texas).
"End fitting for a pipe and associated methods" was invented by Liang Yu (Midland, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "An end fitting for connecting two sections of pipe to one another can comprise a first tubular member, and a second tubular member disposed coaxially about the first tubular member to delimit an annular gap therebetween for receiving an end portion of a pipe. A sleeve can be disposed coaxially about the first tubular member and within the annular gap such that a pressurised medium is receivable between the sleeve and one of first and second tubul...