ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,209,932, issued on Jan. 28, was assigned to INLINE SERVICES LLC (Tomball, Texas).
"Apparatus and method for inline leak detection and quantification" was invented by Jeffrey Johnston (Houston) and Justin Scruggs (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "An improved pipeline leak detecting pig apparatus configured to locate leaks in the wall of a pipeline as the apparatus is pushed by pressurized fluid through the pipeline. The apparatus is configured with or without absolute pressure sensors and a flow meter configured to detect fluid flow through a controlled volume on the pig passing a leak in the pipeline and pressurized fluid in the co...