US Patent Issued to Valmet Technologies on Nov. 25 for "Continuous disc filter device" (Indian, Swedish, American Inventors)

ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,478,903, issued on Nov. 25, was assigned to Valmet Technologies Oy (Espoo, Finland).

"Continuous disc filter device" was invented by Karl Gabrielsson (Saltsjo-Boo, Sweden), Tony Ingemar Borkenius (Vendelso, Sweden), Ramesh Naidu Penta (Maharashtra, India), Sanjay Yallure (Maharashtra, India), Shailesh Fulse (Pune, India) and Robert B. Schiavi (Queensbury, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A continuous disc filter device including a slurry containing bath, and a disc filter assembly comprising a rotor assembly supported to turn on a horizontal axis and having a filtrate outlet end, a plurality of filter discs spaced apart along the leng...