ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,503,934, issued on Dec. 23, was assigned to Halliburton Energy Services Inc. (Houston).

"Continuous pumping operations using central pump area" was invented by Brad Robert Bull (Duncan, Okla.), Timothy Holiman Hunter (Duncan, Okla.), Kurt Harpold (Duncan, Okla.), Gero Testa (Duncan, Okla.), Andrew Silas Clyburn (Duncan, Okla.), Brandon Ellis (Duncan, Okla.), Russell Ray Lockman (Denver) and Frank Kresse (Duncan, Okla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure presents systems and methods for hot swapping pumps at a wellsite while minimizing the impact to the pumping operations. As one pump is swapped out, such as for maintenance, the...