ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,378,850, issued on Aug. 5, was assigned to Halliburton Energy Services Inc. (Houston).
"Fluid flow control system employing gravity driven floats and a valve" was invented by Michael Linley Fripp (Carrollton, Texas), Stephen Michael Greci (Carrollton, Texas) and Ibrahim El Mallawany (Dhahran, Saudi Arabia).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a fluid flow control system and a well system. The fluid flow control system, in one aspect, includes a valve having a fluid inlet operable to receive fluid, a control inlet operable to receive a control fluid, and a fluid outlet operable to pass the fluid to the tubing, the valve configured to ...