ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,735,153, issued on Sept. 15, was assigned to Publichnoe Aktsionernoe Obshchestvo "NOVATEK" (Tarko-Sale, Russia).

"Integrated production complex on a gravity- based structure (gbs)" was invented by Leonid Viktorovich Mikhelson (Moscow), Valeriy Nikolaevich Retivov (Moscow) and Sergey Gennadyevich Solovyev (Novyy Urengoy, Russia).

According to the abstract* released by the U.S. Patent & Trademark Office: "An integrated production complex includes a gravity-based structure (GBS) accommodating topside modules with process equipment. The GBS has rectangular top and base slabs, an intermediate horizontal slab, internal vertical walls, at least one compartment with a tank to store hydrocar...