(19)
(11)
EP 0 478 769 A1
(12)
(43)
Date of publication:
08.04.1992
Bulletin 1992/15
(21)
Application number:
91909125.0
(22)
Date of filing:
18.04.1991
(51)
International Patent Classification (IPC):
A61F
2/
30
( . )
B23K
26/
38
( . )
A61F
2/
34
( . )
A61F
2/
38
( . )
B23K
26/
08
( . )
A61F
2/
00
( . )
A61F
2/
36
( . )
A61F
2/
46
( . )
(86)
International application number:
PCT/US1991/002672
(87)
International publication number:
WO 1991/016012
(
31.10.1991
Gazette 1991/25)
(84)
Designated Contracting States:
DE ES FR GB
(30)
Priority:
20.04.1990
US 19900511554
(71)
Applicant:
DYNAMET, INC.
Washington, PA 15301 (US)
(72)
Inventors:
BUGLE, Clifford, M.
Library, PA 15129 (US)
DONLEVY, Alfred, L.
Pittsburgh, PA 15241 (US)
(74)
Representative:
Howden, Christopher Andrew, et al
FORRESTER & BOEHMERT Franz-Joseph-Strasse 38
D-80801 München
D-80801 München (DE)
(54)
POROUS METAL SURFACE AND METHOD OF PRODUCTION