ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,385,353, issued on Aug. 12, was assigned to Schlumberger Technology Corp. (Sugar Land, Texas).
"Intelligent flow control valve reverse choke position" was invented by Dinesh Patel (Humble, Texas), Rashid Musayev (Rosharon, Texas) and Brad Swenson (Friendswood, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A mechanical indexer for an intelligent flow control valve comprising a plurality of choke positions is provided. The indexer can cycle from a full closed position, to a full open position, to gradually decreasing choke sizes. The indexer can cycle from a full closed position, to a full open position, to gradually decreasing choke sizes alternat...