(19)

(11)

EP 1 015 100 A1

(12)

(43) Date of publication: 05.07.2000 Bulletin 2000/27 (21) Application number: 97940589.1 (22) Date of filing: 22.08.1997

(51) International Patent Classification (IPC)7: B01F 3/04 (86) International application number: PCT/US9714/773 (87) International publication number: WO 9910/091 (04.03.1999 Gazette 1999/09)

(84) Designated Contracting States: DE ES FR GB NL PT (71) Applicant: ERICKSON, Donald Charles Annapolis, MD 21401 (US)	(72) Inventor: ERICKSON, Donald Charles Annapolis, MD 21401 (US) (74) Representative: Burford, Anthony Frederick  W.H. Beck, Greener & Co.7 Stone BuildingsLincoln's Inn London WC2A 3SZ London WC2A 3SZ (GB)