US Patent Issued to Cummins Emission Solutions on Sept. 2 for "Valve arrangement for split-flow close-coupled catalyst" (Indiana Inventors)

ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,404,794, issued on Sept. 2, was assigned to Cummins Emission Solutions Inc. (Columbus, Ind.).

"Valve arrangement for split-flow close-coupled catalyst" was invented by Anand Srinivasan (Greenwood, Ind.) and John K. Heichelbech (Columbus, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An aftertreatment system includes: a first exhaust gas path comprising a heater; a second exhaust gas path comprising a first decomposition chamber configured to receive reductant and a first selective catalytic reduction catalyst downstream of the first decomposition chamber; a combined exhaust gas path downstream of the first exhaust gas path and the second exhaust g...