(19)

(11)

EP 1 037 695 A1

(12)

(43) Date of publication: 27.09.2000 Bulletin 2000/39 (21) Application number: 99952007.5 (22) Date of filing: 13.10.1999

(51) International Patent Classification (IPC)7: B01D 17/02, C02F 1/24, B03D 1/02, B03D 1/14 (86) International application number: PCT/US9924/113 (87) International publication number: WO 0021/633 (20.04.2000 Gazette 2000/16)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 13.10.1998 US 104175 P (71) Applicant: ZPM Inc. Goleta, CA 93117 (US)	(72) Inventors: MORSE, Dwain, E. Santa Barbara, CA 93105 (US) JOVINE, Raffael, V., M. Santa Barbara, CA 93108 (US) MORSE, Michael, P. Montecito, CA 93108 (US) HENDRICKSON, Dean, E. Chatsworth, CA 91311 (US) (74) Representative: Richter, Werdermann & Gerbaulet  Neuer Wall 10 20354 Hamburg 20354 Hamburg (DE)