(19)

(11)

EP 1 235 751 A1

(12)

(43) Date of publication: 04.09.2002 Bulletin 2002/36 (21) Application number: 00900934.1 (22) Date of filing: 06.01.2000

(51) International Patent Classification (IPC)7: C02F 1/461 (86) International application number: PCT/KR0000/004 (87) International publication number: WO 0102/7037 (19.04.2001 Gazette 2001/16)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 14.10.1999 KR 9944562 (71) Applicants: Ecoaid Corp. Seoul 135-090 (KR) Moon, Jae Duk Taegu Metropolitan 701-480 (KR)	(72) Inventor: Moon, Jae Duk Dong-ku,Taegu Metropolitan 701-480 (KR) (74) Representative: Daniels, Jeffrey Nicholas et al Page White & Farrer54 Doughty Street London WC1N 2LS London WC1N 2LS (GB)