PROCEDURE AND SYSTEM FOR CONTROL OF A REFINER TO IMPROVE ENERGY EFFICIENCY AND PULP QUALITY - Patent 2370628

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EP 2 370 628 A1

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(43)	Date of publication:
	05.10.2011 Bulletin 2011/40

(21)	Application number: 08875398.3

(22)	Date of filing: 01.12.2008

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International Patent Classification (IPC):

D21D 1/00^(2006.01)

(86)	International application number:
	PCT/EP2008/066556

(87)	International publication number:
	WO 2010/063310 (10.06.2010 Gazette 2010/23)

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

(71)	Applicant: ABB Research Ltd.
	8050 Zürich (CH)

(72)	Inventors:
	ISAKSSON, Alf S-723 53 Västerås (SE) KARLSTRÖM, Anders S-412 73 Göteborg (SE)

(74)	Representative: Ahrengart, Kenneth
	Ingenjör Baaths gata 11 Mimer T2, Floor E 721 83 Västerås 721 83 Västerås (SE)

(54)	PROCEDURE AND SYSTEM FOR CONTROL OF A REFINER TO IMPROVE ENERGY EFFICIENCY AND PULP QUALITY