Patent US3211812A successfully refreshed from Google Patents.
US3211812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making nuclear fuel compact
Assignee: Individual
•
Filing: 1964-11-19
•
Granted: 1965-10-12
•
Expires: 1984-11-19
Abstract
No abstract record available.
Inventors
- 👤 Dale E Johnson
- 👤 Fred H Lofftus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:52
CPC Classifications
G; G21; G21C; G21C21/00; G21C21/02; G21C3/00; G21C3/42; G21C3/58; G21C3/62; G21C3/64; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
THE METHOD OF MAKING A HIGH-TEMPERATURE HETEROGENEOUS FUEL BODY FOR A NEUTRONIC REACTOR WHICH COMPRISES COATING MECHANICALLY DENSIFIED PARTICULATE CERAMIC NUCLEAR FUEL SELECTED FROM THE GROUP CONSISTING OF THE OXIDES, CARBIDES AND SILICIDES OF NUCLEAR FUEL METAL AND MIXTURES THEREOF WITH A PROTECTIVE FINELY-DIVIDED REFRACTORY MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALUMINA, BERYLLIA, ALUMINUM CARBIDE, BERYLLUM CARBIDE AND MIXTURES THEREOF ADMIXED WITH A BINDER, FORMING A FUEL BODY SUBSTANTIALLY ENTIRELY FROM SAID COATED FUEL PARTICLES, AND THEREAFTER SINTERING SAID FUEL BODY TO PRODUCE A DENSE THERMALLY CONDUCTIVE HIGH-TEMPERATURE CERAMIC FUEL BODY WHEREIN SAID FUEL PARTICLES ARE RETAINED PARTICULATE FORM.
Claim 2
Independent Claim
100 words
THE METHOD OF MAKING A HIGH-TEMPERATURE HETEROGENEOUS FUEL BODY FOR A NEUTRONIC REACTOR WHICH COMPRISES COATING MECHANICALLY DENSIFIED PARTICULATE CERAMIC NUCLEAR FUEL SELECTED FROM THE GROUP CONSISTING OF THE OXIDES, CARBIDES AND SILICIDES OF NUCLEAR FUEL METAL AND MIXTURES THEREOF WITH A PROTECTIVE FINELY-DIVIDED REFRACTORY MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALUMINA, BERYLLIA, ALUMINUM CARBIDE, BERYLLUM CARBIDE AND MIXTURES THEREOF ADMIXED WITH A BINDER, FORMING A FUEL BODY SUBSTANTIALLY ENTIRELY FROM SAID COATED FUEL PARTICLES, AND THEREAFTER SINTERING SAID FUEL BODY TO PRODUCE A DENSE THERMALLY CONDUCTIVE HIGH-TEMPERATURE CERAMIC FUEL BODY WHEREIN SAID FUEL PARTICLES ARE RETAINED PARTICULATE FORM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |