US3155501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nickel base alloy
Assignee: General Electric Co
•
Filing: 1961-06-30
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Granted: 1964-11-03
•
Expires: 1981-06-30
Abstract
No abstract record available.
Inventors
- 👤 Kaufman Murray
- 👤 Wilde Robert Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:50
CPC Classifications
C; C22; C22C; C22C19/00; C22C19/03; C22C19/05; C22C19/051; C22C19/056
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
AN IMPROVED NICKEL BASE ALLOY WHICH INHIBITS THE FORMATION OF EMBRITTLING PRECIPITATE PHASES THROUGH A BALANCE OF CARBON, THE CARBIDE FORMERS, THE SOLUTION STRENGTHENERS AND CHROMIUM, CONSISTING ESSENTIALLY OF, BY WEIGHT, 4-7% AL; 1.5-4% TI; 7-16% CO; 8-16% CR; 5.5-8% MO; 0.03-0.1% C; 0.3-1.2% CB; 0.003-0.4% B; 1-3% W UP TO 0.2% ZR WITH THE BALANCE NICKEL AND IMPURITIES, TO FORM PREFERENTIALLY THE M5C TYPE CARBIDE RATHER THAN THE M23C6 TYPE CARBIDE, THE MINIMUM WEIGHT PERCENTAGE OF NICKEL WHEN THE AL/TI RATIO IS GREATER THAN 2 BEING CALCULATED FROM THE FORMULA 4+6 (PERCENT AL+PERCENT TI) AND WHEN THE AL/TI RATIO IS LESS THAN 2 BEING CALCULATED FROM THE FORMULA 4+5 (PRESENT AL+PERCENT TI).
Claim 2
Dependent Claim
113 words
AN IMPROVED NICKEL BASE ALLOY WHICH INHIBITS THE FORMATION OF EMBRITTLING PRECIPITATE PHASES THROUGH A BALANCE OF CARBON, THE CARBIDE FORMERS, THE SOLUTION STRENGTHENERS AND CHROMIUM, CONSISTING ESSENTIALLY OF, BY WEIGHT, 4-7% AL; 1.5-4% TI; 7-16% CO; 8-16% CR; 5.5-8% MO; 0.03-0.1% C; 0.3-1.2% CB; 0.003-0.4% B; 1-3% W UP TO 0.2% ZR WITH THE BALANCE NICKEL AND IMPURITIES, TO FORM PREFERENTIALLY THE M5C TYPE CARBIDE RATHER THAN THE M23C6 TYPE CARBIDE, THE MINIMUM WEIGHT PERCENTAGE OF NICKEL WHEN THE AL/TI RATIO IS GREATER THAN 2 BEING CALCULATED FROM THE FORMULA 4+6 (PERCENT AL+PERCENT TI) AND WHEN THE AL/TI RATIO IS LESS THAN 2 BEING CALCULATED FROM THE FORMULA 4+5 (PRESENT AL+PERCENT TI).
References Cited (Backward Citations)
GB583807A
Cited
FR932273A
Cited
US2570193A
Cited
US2570194A
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FR55100E
Cited
US2712498A
Cited
GB737178A
Cited
US2809110A
Cited
GB840496A
Cited
US2912323A
Cited
US3107167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-03 | 1968-05-04 | 1968-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-03 | 1972-05-04 | 1972-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-03 | 1976-05-04 | 1976-11-03 | $7700.00 | Window Closed / Lapsed |