ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,472,463, issued on Nov. 18, was assigned to Alchemy CO2, PBC (Atlanta).

"Systems and methods of renewable natural gas processing" was invented by Christopher S. Carson (Bussum, Netherlands), Noah A. Leinwand (New York) and Casey J. Leist (Atlanta).

According to the abstract* released by the U.S. Patent & Trademark Office: "Example gas recovery systems disclosed herein include a source gas conditioning assembly comprising a compression component and swing adsorption component configured to provide a conditioned source gas, a first membrane assembly to separate the conditioned source gas into a hydrocarbon enriched stream and a recovery stream, a second membrane assembly to separate th...