APPARATUS FOR DEWATERING PREVIOUSLY-DEWATERED MUNICIPAL WASTE-WATER SLUDGES USING HIGH ELECTRICAL VOLTAGE - Patent 1028918

(19)

(11)

EP 1 028 918 A1

(12)

(43)	Date of publication:
	23.08.2000 Bulletin 2000/34

(21)	Application number: 97946649.7

(22)	Date of filing: 12.11.1997

(51)	International Patent Classification (IPC)⁷: C02F 11/12, C02F 1/48

(86)	International application number:
	PCT/US9720/631

(87)	International publication number:
	WO 9924/372 (20.05.1999 Gazette 1999/20)

(84)	Designated Contracting States:
	AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(71)	Applicant: Held, Jeffery S.
	Chicago, IL 60657 (US)

(72)	Inventor:
	Held, Jeffery S. Chicago, IL 60657 (US)

(74)	Representative: Ruschke, Hans Edvard, Dipl.-Ing. et al
	Ruschke Hartmann BeckerPienzenauerstrasse 2 81679 München 81679 München (DE)

(54)	APPARATUS FOR DEWATERING PREVIOUSLY-DEWATERED MUNICIPAL WASTE-WATER SLUDGES USING HIGH ELECTRICAL VOLTAGE