(19)
(11)
EP 0 532 701 A1
(12)
(43)
Date of publication:
24.03.1993
Bulletin 1993/12
(21)
Application number:
91914184.0
(22)
Date of filing:
12.12.1990
(51)
International Patent Classification (IPC):
B22F
1/
00
( . )
C22C
19/
07
( . )
C22C
38/
00
( . )
H01F
1/
055
( . )
H01F
1/
059
( . )
C22C
1/
04
( . )
C22C
33/
02
( . )
H01F
1/
053
( . )
H01F
1/
057
( . )
(86)
International application number:
PCT/US1990/007371
(87)
International publication number:
WO 1991/019300
(
12.12.1991
Gazette 1991/28)
(84)
Designated Contracting States:
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
(30)
Priority:
08.06.1990
US 19900535460
13.06.1990
WO 1990US03350
(71)
Applicant:
SPS TECHNOLOGIES, Inc.
Newtown Pennsylvania 18940 (US)
(72)
Inventor:
BOGATIN, Yakov
Philadelphia, PA 19115 (US)
(74)
Representative:
Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät
Maximilianstrasse 58
D-80538 München
D-80538 München (DE)
(54)
IMPROVED MAGNETIC MATERIALS AND PROCESS FOR PRODUCING THE SAME