(19)
(11) EP 1 423 279 A2

(12)

(88) Date of publication A3:
26.02.2004

(43) Date of publication:
02.06.2004 Bulletin 2004/23

(21) Application number: 02804805.6

(22) Date of filing: 28.06.2002
(51) International Patent Classification (IPC)7B32B 31/24
(86) International application number:
PCT/US2002/020681
(87) International publication number:
WO 2003/063548 (31.07.2003 Gazette 2003/31)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 03.07.2001 US 302771 P

(71) Applicant: Ashland Inc.
Covington,Kentucky 41012-0391 (US)

(72) Inventor:
  • STARK, Philip
    Concord, MA 01742-4611 (US)

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

   


(54) INDUCTION HEATING USING DUAL SUSCEPTORS