Patent US3776855A successfully refreshed from Google Patents.
US3776855A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydriding process
Assignee: United States Atomic Energy Commission
•
Filing: 1965-09-14
•
Granted: 1973-12-04
•
Expires: 1985-09-14
Abstract
Abstract A METHOD FOR HYDRIDING A BODY OF A GROUP IV-B MEETAL, PREFERABLY ZIRCONIUM, TO PRODUCE A CRACK-FREE METAL HYDRIDE BODY OF HIGH HYDROGEN CONTENT BY COOLING THE BODY AT THE BETA TO BETA+DELTA BOUNDARY, WITHOUT FURTHER ADDITION OF HYDROGEN, TO PRECIPITATE A FINE-GRAINED DELTAPHASE METAL HYDRIDE IN THE BETA+DELTA PHASE REGION AND THEN RESUMING THE HYDRIDING, PEFERABLY PRECEDED BY A REHEATING STEP.
Inventors
- 👤 J Raymond
- 👤 H Taketani
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:40
CPC Classifications
C; C01; C01B; C01B6/00; C01B6/02; Y; Y10; Y10S; Y10S376/00; Y10S376/90; Y10S376/904
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1976-12-03 | 1977-06-04 | 1977-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-03 | 1981-06-04 | 1981-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-03 | 1985-06-04 | 1985-12-04 | $7700.00 | Window Closed / Lapsed |