(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)
7
:
B32B
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