ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,466,152, issued on Nov. 11, was assigned to ARKEMA FRANCE (Puteaux, France).
"Multilayer structure for transporting or storing hydrogen" was invented by Gilles Hochstetter (Colombes, France), Patrick Dang (Serquigny, France) and Thibaut Savart (Lacq, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A multilayer structure selected from a reservoir, a pipe or a tube, for transporting, distributing or storing hydrogen, including, from the inside to the outside, at least one sealing layer and at least one composite reinforcing layer, the innermost composite reinforcing layer being welded to the outermost adjacent sealing layer, the sealing layers inclu...