A METHOD AND AN ARRANGEMENT FOR WASTEWATER SLUDGE TREATMENT IN A WASTEWATER SLUDGE HANDLING PROCESS - Patent 2683661

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EP 2 683 661 A1

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(43)	Date of publication:
	15.01.2014 Bulletin 2014/03

(21)	Application number: 12757320.2

(22)	Date of filing: 08.03.2012

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International Patent Classification (IPC):

C02F 11/00^(2006.01)

C02F 1/36^(2006.01)

(86)	International application number:
	PCT/FI2012/050228

(87)	International publication number:
	WO 2012/123632 (20.09.2012 Gazette 2012/38)

(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

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Priority:

11.03.2011 FI 20115245

(71)	Applicant: Dewaco Ltd.
	23800 Laitila (FI)

(72)	Inventor:
	LEHTO, Kalevi FI-15240 Lahti (FI)

(74)	Representative: Kolster Oy Ab
	Iso Roobertinkatu 23 PO Box 148 00121 Helsinki 00121 Helsinki (FI)

(54)	A METHOD AND AN ARRANGEMENT FOR WASTEWATER SLUDGE TREATMENT IN A WASTEWATER SLUDGE HANDLING PROCESS