ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,546, issued on Dec. 30, was assigned to Linde GmbH (Pullach, Germany).
"Membrane separation unit, arrangement of membrane separation units, and membrane separation process" was invented by Christian Voss (Pullach, Germany), Rainer Hoffmann (Pullach, Germany), Patrick Schiffmann (Pullach, Germany) and Matthias Johannink (Pullach, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A membrane separation unit wherein the membrane separation unit has a pressure vessel and a membrane provided inside the pressure vessel in a membrane arrangement, and wherein the pressure vessel has an inlet nozzle for a feed gas mixture, an outlet nozzle for a permeate...