(19)

(11)

EP 1 269 091 A1

(12)

(43) Date of publication: 02.01.2003 Bulletin 2003/01 (21) Application number: 01916760.0 (22) Date of filing: 04.04.2001

(51) International Patent Classification (IPC)7: F24J 2/52 (86) International application number: PCT/AU0100/374 (87) International publication number: WO 0107/5377 (11.10.2001 Gazette 2001/41)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 04.04.2000 AU PQ668200 (71) Applicant: Erling, Peter Stuart St. Peters, NSW 2044 (AU)	(72) Inventor: Erling, Peter Stuart St. Peters, NSW 2044 (AU) (74) Representative: Copp, David Christopher et al Dummett Copp,25 The Square,Martlesham Heath Ipswich,Suffolk, IP5 3SL Ipswich,Suffolk, IP5 3SL (GB)