US Patent Issued to Stora Enso on Feb. 3 for "Method for manufacturing fluting and/or liner for corrugated board" (Finnish Inventors)

ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,436, issued on Feb. 3, was assigned to Stora Enso OYJ (Helsinki).

"Method for manufacturing fluting and/or liner for corrugated board" was invented by Isto Heiskanen (Imatra, Finland), Jukka Kankkunen (Imatra, Finland), Ismo Saarinen (Lappeenranta, Finland), Jukka Lyyra (Jamsa, Finland), Juha Korvenniemi (Oriniemi, Finland), Harri Taipale (Vantaa, Finland) and Hannu Heikkinen (Helsinki).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for manufacturing fluting and/or liner for corrugated board, comprising the step(s): a) using broke obtained from manufacturing of liner in the pulp used for manufacturing of fluting wherein at least 50% of the br...