ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,731, issued on Feb. 17, was assigned to Rensselaer Polytechnic Institute (Troy, N.Y.).

"Methods and systems for producing high purity methanol from carbon dioxide hydrogenation using NaA membrane reactor" was invented by Miao Yu (Pittsford, N.Y.) and Huazheng Li (Troy, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The dehydration membrane reactor for methanol production from CO2 hydrogenation includes one or more porous supports, a dehydration membrane on the one or more porous supports, and a catalyst layer on the dehydration membrane. The one or more porous supports include hollow ceramic fibers and the dehydration membrane includes NaA zeol...