A METHOD, A PAPERBOARD PRODUCT AND USE OF A FOAM COATER AND A SUBSEQUENT HIGH-CONSISTENCY METERING SIZE PRESS - Patent 4298279

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EP 4 298 279 A1

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(43)	Date of publication:
	03.01.2024 Bulletin 2024/01

(21)	Application number: 22707791.4

(22)	Date of filing: 23.02.2022

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International Patent Classification (IPC):

D21H 11/18^(2006.01)
D21H 17/37^(2006.01)
D21H 21/16^(2006.01)
D21H 21/56^(2006.01)
D21H 27/32^(2006.01)

D21H 17/28^(2006.01)
D21H 17/56^(2006.01)
D21H 21/18^(2006.01)
D21H 23/24^(2006.01)
D21F 11/00^(2006.01)

(52)	Cooperative Patent Classification (CPC):
	D21H 21/18; D21H 21/16; D21H 21/56; D21H 23/24; D21H 27/32; D21H 17/28; D21H 11/18; D21H 17/375; D21H 17/56; D21F 11/002

(86)	International application number:
	PCT/FI2022/050120

(87)	International publication number:
	WO 2022/180307 (01.09.2022 Gazette 2022/35)

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
	Designated Extension States:
	BA ME
	Designated Validation States:
	KH MA MD TN

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Priority:

23.02.2021 FI 20215195

(71)	Applicant: Metsä Board Oyj
	02020 Metsä (FI)

(72)	Inventors:
	KIVIRANTA, Ari 02020 Metsä (FI) LESKELÄ, Markku 02020 Metsä (FI) VERKASALO, Lauri 02020 Metsä (FI) BUNKER, Daniel 02020 Metsä (FI)

(74)	Representative: Laine IP Oy
	Porkkalankatu 24 00180 Helsinki 00180 Helsinki (FI)

(54)	A METHOD, A PAPERBOARD PRODUCT AND USE OF A FOAM COATER AND A SUBSEQUENT HIGH-CONSISTENCY METERING SIZE PRESS