US2996444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel element construction
Assignee: Individual
•
Filing: 1958-12-31
•
Granted: 1961-08-15
•
Expires: 1978-12-31
Abstract
No abstract record available.
Inventors
- 👤 Massoud T Simnad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:53
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/16; G21C3/17; G21C3/20; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A SOLID FUEL ELEMENT FOR A NUCLEAR REACTOR INCLUDING A SOLID FUEL BODY, A SOLID CONTAINER UNIT DISPOSED ABOUT SAID FUEL BODY TO ISOLATE SAID FUEL BODY FROM COOLANT IN THE REACTOR, SAID CONTAINER UNIT COMPRISING AT LEAST ONE CONTAINER, AND A CONVERSION MATERIAL SOLID AT THE REACTOR OPERATING TEMPERATURE AND OF LOW THERMAL NEUTRON CROSS SECTION DISPOSED INWARDLY OF THE OUTERMOST SURFACE OF SAID CONTAINER UNIT, SAID CONVERSION MATERIAL CONSISTING OF MAGNESIUM FLUORIDE, WHEREBY METALLIC FISSION PRODUCTS MIGRATING FROM SAID FUEL BODY TO SAID COOLANT ARE ABSORBED IN SOLID SOLUTION BY AND REACT WITH SAID CONVERSION MATERIAL TO PRODUCE COMPOUNDS HAVING A LOWER VOLATILITY AND DIFFUSIBILITY THAN SAID METALLIC FISSION PRODUCTS.
Claim 2
Dependent Claim
112 words
A SOLID FUEL ELEMENT FOR A NUCLEAR REACTOR INCLUDING A SOLID FUEL BODY, A SOLID CONTAINER UNIT DISPOSED ABOUT SAID FUEL BODY TO ISOLATE SAID FUEL BODY FROM COOLANT IN THE REACTOR, SAID CONTAINER UNIT COMPRISING AT LEAST ONE CONTAINER, AND A CONVERSION MATERIAL SOLID AT THE REACTOR OPERATING TEMPERATURE AND OF LOW THERMAL NEUTRON CROSS SECTION DISPOSED INWARDLY OF THE OUTERMOST SURFACE OF SAID CONTAINER UNIT, SAID CONVERSION MATERIAL CONSISTING OF MAGNESIUM FLUORIDE, WHEREBY METALLIC FISSION PRODUCTS MIGRATING FROM SAID FUEL BODY TO SAID COOLANT ARE ABSORBED IN SOLID SOLUTION BY AND REACT WITH SAID CONVERSION MATERIAL TO PRODUCE COMPOUNDS HAVING A LOWER VOLATILITY AND DIFFUSIBILITY THAN SAID METALLIC FISSION PRODUCTS.
References Cited (Backward Citations)
US2816042A
Cited
US2818605A
Cited
GB754559A
Cited
US2758023A
Cited
US2852460A
Cited
US2853446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |