(19)
(11) EP 0 971 798 A1

(12)

(43) Date of publication:
19.01.2000 Bulletin 2000/03

(21) Application number: 97953329.6

(22) Date of filing: 23.12.1997
(51) International Patent Classification (IPC)7B05D 3/00, B05D 1/00, B05D 3/06
(86) International application number:
PCT/US9723/509
(87) International publication number:
WO 9845/054 (15.10.1998 Gazette 1998/41)
(84) Designated Contracting States:
DE ES FR GB NL

(30) Priority: 04.04.1997 US 832934

(71) Applicant: MINNESOTA MINING AND MANUFACTURING COMPANY
St. Paul,Minnesota 55133-3427 (US)

(72) Inventors:
  • BUTLER, Terri, L.
    Saint Paul, MN 55133-3427 (US)
  • BRETSCHER, Kathryn, R.
    Saint Paul, MN 55133-3427 (US)
  • BERENS, Mark, C.
    Saint Paul, MN 55133-3427 (US)
  • BAKER, James, A.
    Saint Paul, MN 55133-3427 (US)
  • LEHMAN, Gaye, K.
    Saint Paul, MN 55133-3427 (US)
  • LEONARD, William, K.
    Saint Paul, MN 55133-3427 (US)

(74) Representative: VOSSIUS & PARTNER 
Siebertstrasse 4
81675 München
81675 München (DE)

   


(54) CONTINUOUS FLUID-COATING FLOW CHEMICAL ALTERATION PROCESS