ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,658, issued on March 18.

"System, apparatus, and method for capture of multi-pollutants from industrial gases and/or exhausts" was invented by Aleksandr Kravets (Bridgewater, N.J.) and Donald Nelson Grace (Boynton Beach, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method is disclosed. The method includes directing a stream into a compressor station, the stream being a pre-cooled effluent gaseous stream including N2, O2, CO2, water vapor, and hazardous emissions when it is directed into the compressor station, bringing the stream to a medium range pressure by performing an isothermal compression using the compressor station, sending the st...