ALEXANDRIA, Va., June 9 -- United States Patent no. 12,649,655, issued on June 9, was assigned to Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO ('s-Gravenhage, Netherlands).

"Wet oxidation hydrogen purification" was invented by Ruud Cuypers (Rijswijk, Netherlands), Leonard Ferdinand Gerard Geers (Valkenburg, Netherlands), Laurens Daniel Van Vliet ('s-Gravenhage, Netherlands) and Arie Jacobus Kalkman (Zwijndrecht, Netherlands).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention is directed to a process for the purification of a raw hydrogen gas stream comprising hydrogen gas in an amount of 85-99%, said process comprising the step of contacting said raw hydrogen gas strea...