(19)

(11)

EP 1 635 969 A1

(12)

(43) Date of publication: 22.03.2006 Bulletin 2006/12 (21) Application number: 04734032.8 (22) Date of filing: 20.05.2004

(51) International Patent Classification (IPC):  B21D 39/04(1968.09) B21D 39/20(1974.07) B23P 19/02(1968.09) B21D 39/08(1968.09) B23P 19/00(1968.09) F16L 9/18(1968.09) (86) International application number: PCT/AU2004/000672 (87) International publication number: WO 2004/103603 (02.12.2004 Gazette 2004/49)

(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 PL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 20.05.2003 AU 2003902440 (71) Applicant: CLADTEK INTERNATIONAL PTY LTD West Perth, Western Australia 6005 (AU)	(72) Inventor: MONTAGUE, Paul, Anthony City Beach, western Australia 6015 (AU) (74) Representative: Rees, Alexander Ellison et al Urquhart-Dykes & Lord LLP 30 Welbeck Street London W1G 8ER London W1G 8ER (GB)