(19)
(11)
EP 0 870 080 A1
(12)
(43)
Date of publication:
14.10.1998
Bulletin 1998/42
(21)
Application number:
95944815.0
(22)
Date of filing:
18.12.1995
(51)
International Patent Classification (IPC):
D01F
6/
90
( . )
(86)
International application number:
PCT/US1995/016523
(87)
International publication number:
WO 1997/022740
(
26.06.1997
Gazette 1997/27)
(84)
Designated Contracting States:
DE GB NL
(71)
Applicant:
E.I. DU PONT DE NEMOURS AND COMPANY
Wilmington Delaware 19898 (US)
(72)
Inventor:
HSU, Che-Hsiung
Wilmington, DE 19808-1002 (US)
(74)
Representative:
Woodman, Derek, et al
Frank B. Dehn & Co., European Patent Attorneys, 179 Queen Victoria Street
London EC4V 4EL
London EC4V 4EL (GB)
(54)
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