ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,723,712, issued on Sept. 1, was assigned to Voestalpine Rotec GmbH (Krieglach, Austria).
"Method for producing a pressure vessel" was invented by Klaus Szoucsek (Haimhausen, Germany), Jan Philip Ringert (Landshut, Germany) and Roland Ellerbock (Krieglach, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for producing a pressure vessel (1) for storing gaseous fuels, in particular for a motor vehicle, comprising the steps of providing a support tube (2), providing a blocking tube (3) which has an outer diameter (31) which is smaller than an inner diameter (22) of the support tube (2), arranging the blocking tube (3)...