ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,102, issued on July 21, was assigned to Halliburton Energy Services Inc. (Houston).

"Replaceable thermal neutron absorbing sleeve for neutron detector" was invented by Michael Dewayne Finke (Houston) and Jeffrey James Crawford (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A downhole system may include a downhole tubular having a body portion formed between a central bore and a radially outer surface of the downhole tubular, a neutron generator housed within the body portion and configured to emit neutrons, and a gamma ray detector housed within the body portion and configured to detect gamma rays formed via interactions between the emitted...