ALEXANDRIA, Va., June 2 -- United States Patent no. 12,644,340, issued on June 2, was assigned to Halliburton Energy Services Inc. (Houston).
"Cooling of electrocrushing drill assembly" was invented by Nagaraja K. Pai (Lancaster, Pa.) and Boguslaw Wiecek (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electrocrushing drilling apparatus may include a downhole electrocrushing drill assembly that is part of a bottomhole assembly coupled to a downhole end of a coiled tubing drill string. The coiled tubing drill string can be deployed into a wellbore of a hydrocarbon well to advance the wellbore by way of an electrocrushing drilling operation whereby formation rock is fractured by high voltage electric...