ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,746,524, issued on Sept. 29, was assigned to EXEL INDUSTRIES (Epernay, France).

"Mixing plant with intermediate purge and associated control method" was invented by Ludovic Demesy (Vaulnaveys-le-Haut, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a mixing installation for forming a multi-component product. The mixing installation comprises a material flow line having a first injection inlet, a second injection inlet and a third injection inlet. The third injection inlet is arranged downstream of the first injection inlet and the second injection inlet. The flow line (is provided with a purge downstream of the third inje...