US3287910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactor
Assignee: Calspan Corp
•
Filing: 1963-09-04
•
Granted: 1966-11-29
•
Expires: 1983-09-04
Abstract
No abstract record available.
Inventors
- 👤 Calvin C Silverstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:52
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/04; G21C1/06; G21C1/07; G21C7/00; G21C7/06; G21D; G21D5/00; G21D5/02; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
122 words
IN A NUCLEAR REACTOR, THE COMBINATION COMPRISING A CONTAINER HAVING A PERFORATED FLUID INLET WALL AND A PERFORATED FLUID OUTLET WALL AT A HIGHER ELEVATION THAN SAID FLUID INLET WALL, A MULTIPLICITY OF FREELY MOVABLE DISCRETE SOLID PARTICLES ARRANGED IN SAID CONTAINER, AT LEAST SOME O THE PERFORATIONS IN SAID FLUID OUTLET WALL BEING BELOW THE LEVEL OF SAID PARTICLES IN SAID CONTAINER AT ALL TIMES, AND MEANS FOR FLOWING FLUID UPWARDLY INTO SAID CONTAINER THROUGH THE PERFORATIONS IN SAID FLUID INLET WALL, AT LEAST PART OF THE FLUID ESCAPING FROM SAID CONTAINER THROUGH SAID PERFORATIONS IN SAID FLUID OUTLET WALL, THEREBY SUSPENDING SAID PARTICLES IN FLUID TO FORM A BED HAVING A VARIABLE VOLUME DEPENDENT UPON THE RATE OF FLUID FLOW.
Claim 2
Dependent Claim
122 words
IN A NUCLEAR REACTOR, THE COMBINATION COMPRISING A CONTAINER HAVING A PERFORATED FLUID INLET WALL AND A PERFORATED FLUID OUTLET WALL AT A HIGHER ELEVATION THAN SAID FLUID INLET WALL, A MULTIPLICITY OF FREELY MOVABLE DISCRETE SOLID PARTICLES ARRANGED IN SAID CONTAINER, AT LEAST SOME O THE PERFORATIONS IN SAID FLUID OUTLET WALL BEING BELOW THE LEVEL OF SAID PARTICLES IN SAID CONTAINER AT ALL TIMES, AND MEANS FOR FLOWING FLUID UPWARDLY INTO SAID CONTAINER THROUGH THE PERFORATIONS IN SAID FLUID INLET WALL, AT LEAST PART OF THE FLUID ESCAPING FROM SAID CONTAINER THROUGH SAID PERFORATIONS IN SAID FLUID OUTLET WALL, THEREBY SUSPENDING SAID PARTICLES IN FLUID TO FORM A BED HAVING A VARIABLE VOLUME DEPENDENT UPON THE RATE OF FLUID FLOW.
Claim 3
Dependent Claim
100 words
IN A NUCLEAR REACTOR, THE COMBINATION COMPRISING A CONTAINER HAVING A PERFORATED SIDE WALL AND A PERFORATED BOTTOM WALL, AN OUTER IMPERFORATE WALL SURROUNDING SAID SIDE WALL AND PROVIDING A SPACE THEREBETWEEN, A MULTPLICITY OF FREELY MOVABLE DISCRETE SOLID PARTICLES ARRANGED IN SAID CONTAINER, AT LEAST SOME OF THE PERFORATIONS IN SAID SIDE WALL BEING BELOW THE LEVEL OF SAID PARTICLES IN SAID CONTAINER AT ALL TIMES, FLUID INLET MEANS ARRANGED BELOW SAID BOTTOM WALL COMMUNICATING WITH THE PERFORATIONS THEREIN, AND FLUID OUTLET MEANS ARRANGED ABOVE SAID BOTTOM WALL AND COMMUNICATING WITH SAID SPACE AN THE INTERIOR OF SAID CONTAINER.
Claim 4
Dependent Claim
100 words
IN A NUCLEAR REACTOR, THE COMBINATION COMPRISING A CONTAINER HAVING A PERFORATED SIDE WALL AND A PERFORATED BOTTOM WALL, AN OUTER IMPERFORATE WALL SURROUNDING SAID SIDE WALL AND PROVIDING A SPACE THEREBETWEEN, A MULTPLICITY OF FREELY MOVABLE DISCRETE SOLID PARTICLES ARRANGED IN SAID CONTAINER, AT LEAST SOME OF THE PERFORATIONS IN SAID SIDE WALL BEING BELOW THE LEVEL OF SAID PARTICLES IN SAID CONTAINER AT ALL TIMES, FLUID INLET MEANS ARRANGED BELOW SAID BOTTOM WALL COMMUNICATING WITH THE PERFORATIONS THEREIN, AND FLUID OUTLET MEANS ARRANGED ABOVE SAID BOTTOM WALL AND COMMUNICATING WITH SAID SPACE AN THE INTERIOR OF SAID CONTAINER.
References Cited (Backward Citations)
US2782158A
Cited
US2894891A
Cited
US3058897A
Cited
FR1197551A
Cited
US3031397A
Cited
US3105033A
Cited
US3046212A
Cited
US3108054A
Cited
FR1310151A
Cited
US3168807A
Cited
US3150054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |