(19)

(11)

EP 1 639 155 A1

(12)

(43) Date of publication: 29.03.2006 Bulletin 2006/13 (21) Application number: 03734340.7 (22) Date of filing: 03.06.2003

(51) International Patent Classification (IPC):  C25C 7/00(1974.07) C25D 3/24(1974.07) C25D 17/10(1974.07) C25D 3/22(1974.07) C25D 3/56(1974.07) C25B 11/04(1974.07) (86) International application number: PCT/US2003/017350 (87) International publication number: WO 2004/108995 (16.12.2004 Gazette 2004/51)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR (71) Applicants: Taskem Inc. Brooklyn Hts., OH 44131 (US) Coventya SAS 92111 Clichy Cedex (FR)	(72) Inventors: ECKLES, William, E. Cleveland Heights, OH 44118 (US) FRISCHAUF, Robert, E. Lakewood, OH 44107 (US) RAULIN, Frederic F-51420 Witry les Reims (FR) THIERY, Lionel F-92110 Clichy (FR) DUPRAT, Jean-Jacques F-93700 Drancy (FR) (74) Representative: Wagner, Karl H.  WAGNER & GEYER Patentanwälte Gewürzmühlstrasse 5 80538 München 80538 München (DE)