(19)
(11) EP 1 678 453 A1

(12)

(43) Date of publication:
12.07.2006 Bulletin 2006/28

(21) Application number: 04783869.3

(22) Date of filing: 10.09.2004
(51) International Patent Classification (IPC): 
F27B 15/10(1968.09)
C01B 31/04(1968.09)
 F27B 15/14(1968.09)
C01B 31/02(1968.09)
(86) International application number:
PCT/US2004/029814
(87) International publication number:
WO 2005/028978 (31.03.2005 Gazette 2005/13)
(84) Designated Contracting States:
BE CH DE FR LI

(30) Priority: 18.09.2003 US 666614

(71) Applicant: SUPERIOR GRAPHITE CO.
Chicago Illinois 60606 (US)

(72) Inventors:
  • ZAK, Mark, S.
    Norwalk, CT 06850 (US)
  • HARRISON, William, Mark
    Hopkinsville, KY 42240 (US)
  • DONINGER, Joseph, E.
    Lake Forest, IL 60045 (US)

(74) Representative: Popp, Eugen et al
MEISSNER, BOLTE & PARTNER Postfach 86 06 24
81633 München
81633 München (DE)

   


(54) METHOD AND APPARATUS FOR HEAT TREATMENT OF PARTICULATES IN AN ELECTROTHERMAL FLUIDIZED BED FURNACE AND RESULTANT PRODUCTS