Method to produce a paperboard, a paperboard and a corrugated board

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United States of America Patent

PATENT NO 11441272
APP PUB NO 20200332468A1
SERIAL NO

16643060

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Abstract

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The present invention relates to a method for producing a paperboard comprising the steps of; providing a furnish comprising cellulosic fibers, applying the furnish on at least one wire to form a web, dewatering the web on said at least one wire by subjecting the web to a pressure above 150 kPa without the use of a press roll nip and thereafter pressing the dewatered web to form a paperboard. The invention also relates to a paperboard and a corrugated board.

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Patent Owner(s)

Patent OwnerAddress
STORA ENSO OYJ00101 HELSINKI

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sippus, Tuomo Lahti, FI 3 1

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