Patent US3118795A successfully refreshed from Google Patents.
US3118795A
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Method of forming ferrous alloys
Assignee: General Electric Co
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Filing: 1960-10-24
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Granted: 1964-01-21
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Expires: 1980-10-24
Abstract
No abstract record available.
Inventors
- 👤 Carl L Kolbe
- 👤 Robert K Mckechnie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:12
CPC Classifications
C; C21; C21D; C21D8/00; C21D8/12; H; H01; H01F; H01F1/00; H01F1/01; H01F1/03; H01F1/032; H01F1/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4998; Y10T29/49988
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
139 words
A METHOD OF FORMING A FERROUS ALLOY WITH HIGH ENERGY MAGNETIC PROPERTIES WHICH COMPRISES MELTING TOGETHER 6 TO 9.6 WEIGHT PERCENT ALUMINUM, 12 TO 16 WEIGHT PERCENT NICKEL, 22 TO 34.5 WEIGHT PERCENT COBALT, 0.70 TO 3.5 WEIGHT PERCENT COPPER, A METAL SELECTED FROM THE GROUP CONSISTING OF UP TO 0.41 WEIGHT PERCENT ZIRCONIUM, AND UP TO 5.2 WEIGHT PERCENT TITANIUM, AND THE BALANCE BEING IRON; COOLING SAID ALLOY, FORMING A BILLET OF SAID ALLOY ENCLOSED IN A SUPPORTING MATERIAL HAVING A MELTING POINT ABOVE THE HOT WORKING TEMPERATURE OF SAID ALLOY, HEATING SAID BILLET TO A TEMPERATURE IN THE RANGE OF 1000*C. TO 1150*C., DEFORMING SAID BILLET AT A TEMPERATURE IN THE RANGE OF 1000*C. TO 1150*C. TO A PREDETERMINED SHAPE, AND COOLING SAID BILLET IN A HIGH ENERGY MAGNETIC FIELD TO IMPART HIGH ENERGY MAGNETIC PROPERTIES THERETO.
References Cited (Backward Citations)
US2241270A
Cited
US2499862A
Cited
US2683921A
Cited
US2854732A
Cited
US2837452A
Cited
US2900715A
Cited
US3034934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |