ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,464, issued on Sept. 23, was assigned to ENERKEM INC. (Montreal).

"Production of synthesis gas from gasifying and reforming carbonaceous material" was invented by Maxime Foucault (Montreal), Jean-Pierre Crete (Montreal), Guillaume Drolet (Montreal), Micael Boulet (Montreal), Louis Denomme (Montreal) and Boris Valsecchi (Montreal).

According to the abstract* released by the U.S. Patent & Trademark Office: "It is provided a method of converting a carbonaceous material into syngas at a carbon conversion rate of at least 78% comprising gasifying the carbonaceous material in a fluidized bed reactor producing a crude syngas, classifying the crude syngas by particle size and density in...