ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,704,027, issued on Aug. 11, was assigned to DynaEnergetics Europe GmbH (Troisdorf, Germany).
"Tandem seal adapter for perforating guns" was invented by Christian Eitschberger (Munich).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tandem seal adapter for connecting first and second wellbore tools includes a body portion. The body portion has a first seal at a first end portion thereof, and a second seal at a second end portion thereof. The body portion includes a maximum outer diameter that is less than a maximum inner diameter of a mating portion of the first or second wellbore tool."
The patent was filed on June 20, 2025, under Application No. 19/24...