(19)

(11)

EP 0 958 249 A1

(12)

(43) Date of publication: 24.11.1999 Bulletin 1999/47 (21) Application number: 97937358.0 (22) Date of filing: 08.09.1997

(51) International Patent Classification (IPC):  B01D 69/ 10( . ) C02F 1/ 44( . ) C02F 1/ 78( . ) C02F 3/ 20( . ) C02F 3/ 30( . ) B01D 71/ 02( . ) C02F 1/ 74( . ) C02F 3/ 12( . ) C02F 3/ 26( . ) (86) International application number: PCT/AU1997/000577 (87) International publication number: WO 1998/009918 (12.03.1998 Gazette 1998/10)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 06.09.1996 AU 1996PO02182 (71) Applicant: Baghshani, Mohammad Taghi Randwick, NSW 2032 (AU)	(72) Inventor: BAGHSHANI, Mohammad, Taghi Randwick, NSW 2032 (AU) (74) Representative: Barendregt, Frank, Drs., et al  van Exter Polak & Charlouis B.V., P.O. Box 3241 2280 GE Rijswijk 2280 GE Rijswijk (NL)