| (19) |
 |
|
(11) |
EP 0 207 736 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
07.12.1988 Bulletin 1988/49 |
| (43) |
Date of publication A2: |
|
07.01.1987 Bulletin 1987/02 |
| (22) |
Date of filing: 26.06.1986 |
|
|
| (84) |
Designated Contracting States: |
|
BE DE FR GB IT NL |
| (30) |
Priority: |
27.06.1985 US 749330
|
| (71) |
Applicant: THE STANDARD OIL COMPANY |
|
() |
|
| (72) |
Inventors: |
|
- Tenhover, Michael A.
()
- Henderson, Richard S.
()
|
|
| |
|
| (54) |
Corrosion resistant amorphous ferrous alloy compositions |
(57) An amorphous metal alloy composition exhibiting corrosion resistance in acidic and
alkaline environments of the formula:
Fe.CrbMcM'd wherein
M is at least one metal selected from the group consisting of
Mo and Ta;
M' is at least one metal selected from the group consisting of
V, Ti, Zr, W and Nb; and wherein
a ranges from about 0.2 to about 0.8;
b ranges from 0.0 to about 0.3;
c ranges from about 0.2 to about 0.8; and
d ranges from 0.0 to about 0.8.