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EP 1 954 891 A1

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(43) Date of publication: 13.08.2008 Bulletin 2008/33 (21) Application number: 06804559.0 (22) Date of filing: 24.11.2006

(51) International Patent Classification (IPC):  E02F 9/28(2006.01) E02F 3/65(2006.01) E02F 3/60(2006.01) E02F 3/40(2006.01) E01C 19/23(2006.01) E02F 3/815(2006.01) (86) International application number: PCT/AU2006/001785 (87) International publication number: WO 2007/059587 (31.05.2007 Gazette 2007/22)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 24.11.2005 AU 2005237129 21.07.2006 AU 2006203131 (71) Applicant: Gibbins, John Elanora, QLD 4221 (AU)	(72) Inventor: Gibbins, John Elanora, QLD 4221 (AU) (74) Representative: Pratt, David Martin et al Withers & Rogers LLP Goldings House 2 Hays Lane GB-London SE1 2HW GB-London SE1 2HW (GB)