ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,460,488, issued on Nov. 4, was assigned to Halliburton Energy Services Inc. (Houston).
"Flow control choke with wear decoupling" was invented by Hasib Uddin (Houston), Adnan Zaman (Houston), Steven Graham Bell (Houston) and Bryan Restau (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "Shown and described herein is a choke assembly for use with a downhole drill string. The choke assembly may include a rotating choke carrier, a stationary seat disposed on the rotating choke carrier and a rotating choke positioned adjacent to the stationary seat to create a seal surface. The choke assembly may further comprise a biasing mechanism applying a biasing f...