ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,985, issued on Sept. 8, was assigned to ConocoPhillips Co. (Houston).

"Machine logic multi-phase metering using distributed acoustic sensing data" was invented by Upendra K. Tiwari (Houston), Baishali Roy (Houston), Nan Ma (Houston) and Ge Jin (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for predicting fluid fractions is provided. The method includes building, from pressure, temperature, a fluid speed parameter, speed of sound, and fluid fractions of a first fluid flow, a machine learning model programmed to estimate fluid fractions of a fluid flow as a function of at least one Distributed Acoustic Sensing ("DAS") fluid flow para...