US Patent Issued to Air Products and Chemicals on May 20 for "Process and apparatus for operating a compression system" (British, American Inventors)

ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,651, issued on May 20, was assigned to Air Products and Chemicals Inc. (Allentown, Pa.).

"Process and apparatus for operating a compression system" was invented by Gregory W. Henzler (Emmaus, Pa.), Nicolas John Haryett (Surrey, Great Britain), Ghassan Altimany (North Wales, Pa.) and Patrick J. Smith (Schnecksville, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Operation of a multistage compression system comprising at least one centrifugal compressor having a dry gas seal with opposed seal faces, for compressing a gas feed having a variable flow rate is improved by operating the or at least one centrifugal compressor in a low power mode where t...