Patent US3065117A successfully refreshed from Google Patents.
US3065117A
Expired / Lapsed
US
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Process for the production of beryllium having increased ductility at high temperatures
Assignee: Babcock International Ltd
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Filing: 1960-08-17
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Granted: 1962-11-20
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Expires: 1980-08-17
Abstract
No abstract record available.
Inventors
- 👤 Brown Alexander Baillie
- 👤 Martin Alfred John
- 👤 Morrow Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:22
CPC Classifications
C; C22; C22B; C22B35/00; C22C; C22C25/00; C22F; C22F1/00; C22F1/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A PROCESS FOR THE PRODUCTION OF BERYLLIUM HAVING MATERIALLY INCREASED DUCTILITY ON THE ORDER OF AT LEAST ABOUT 25% IN THE TEMPERATURE RANGE 300-700*C. FROM BERYLLIUM REDUCED BY THERMAL REDUCTION, WHICH COMPRISES HEATING THE THERMALLY REDUCED BERYLLIUM TO A TEMPERATURE ABOVE 600*C., MAINTAINING THE TEMPERATURE WITHIN THE RANGE OF ABOUT 600-850*C. FOR A PERIOD OF TIME AT LEAST ABOUT 5 HOURS, AND PERMITTING THE TREATED BERYLLIUM TO COOL TO ROOM TEMPERATURE.
Claim 2
Dependent Claim
71 words
A PROCESS FOR THE PRODUCTION OF BERYLLIUM HAVING MATERIALLY INCREASED DUCTILITY ON THE ORDER OF AT LEAST ABOUT 25% IN THE TEMPERATURE RANGE 300-700*C. FROM BERYLLIUM REDUCED BY THERMAL REDUCTION, WHICH COMPRISES HEATING THE THERMALLY REDUCED BERYLLIUM TO A TEMPERATURE ABOVE 600*C., MAINTAINING THE TEMPERATURE WITHIN THE RANGE OF ABOUT 600-850*C. FOR A PERIOD OF TIME AT LEAST ABOUT 5 HOURS, AND PERMITTING THE TREATED BERYLLIUM TO COOL TO ROOM TEMPERATURE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |