(19)

(11)

EP 0 859 887 A1

(12)

(43) Date of publication: 26.08.1998 Bulletin 1998/35 (21) Application number: 96928281.0 (22) Date of filing: 05.09.1996

(51) International Patent Classification (IPC):  E01F 15/ 08( . ) (86) International application number: PCT/AU1996/000551 (87) International publication number: WO 1997/009485 (13.03.1997 Gazette 1997/12)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV SI (30) Priority: 05.09.1995 AU 1995PN05248 (71) Applicant: Kinabalu Investments Pty. Ltd. Sydney, NSW 2000 (AU)	(72) Inventor: ADCOCK, Robin, Noel Hung Hom Hong-Kong (HK) (74) Representative: Diehl, Hermann, Dr. Dipl.-Phys., et al  DIEHL, GLÄSER, HILTL & PARTNER Patentanwälte Flüggenstrasse 13 80639 München 80639 München (DE)