US3085957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactor for heating a subsurface stratum
Assignee: Richfield Oil Corp
•
Filing: 1957-12-26
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Granted: 1963-04-16
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Expires: 1977-12-26
Abstract
No abstract record available.
Inventors
- 👤 Manley L Natland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:22
CPC Classifications
G; G21; G21D; G21D9/00; Y; Y02; Y02E; Y02E30/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
AN APPARATUS FOR HEATING A SUBSURFACE STRATUM WHICH COMPRISES A LIQUID MODERATED THERMAL NUCLEONIC REACTION MEANS POSITIONED IN A WELL BORE, SAID REACTION MEANS INCLUDING A REACTOR TANK, A PLURALITY OF ELEMENTS OF FISSIONABLE MATERIAL IN SAID TANK, NEUTRON ABSORBING MATERIAL IN SAID TANK, MEANS FOR INSERTING AND WITHDRAWING SAID NEUTRON ABSORBING MATERIAL FROM BETWEEN SAID PLURALITY OF FISSIONABLE ELEMENTS, MEANS FOR LOWERING A CONTAINER OF LIQUID NEUTRON MODERATING MATERIAL INTO THE BORE HOLE TO THE VICINITY OF SAID REACTION MEANS, SAID CONTAINER BEING PROVIDED WITH DISCHARGE VALVE MEANS, MEANS ON SAID REACTION MEANS COACTING WITH SAID DISCHARGE VALVE MEANS FOR OPENING SAID DISCHARGE VALVE MEANS BY THE LOWERING OF SAID CONTAINER TO RELEASE SAID LIQUID NEUTRON MODERATING MATERIAL FROM SAID LOWERED CONTAINER TO SAID REACTION TANK AND BETWEEN SAID FISSIONABLE ELEMENTS.
Claim 2
Independent Claim
132 words
AN APPARATUS FOR HEATING A SUBSURFACE STRATUM WHICH COMPRISES A LIQUID MODERATED THERMAL NUCLEONIC REACTION MEANS POSITIONED IN A WELL BORE, SAID REACTION MEANS INCLUDING A REACTOR TANK, A PLURALITY OF ELEMENTS OF FISSIONABLE MATERIAL IN SAID TANK, NEUTRON ABSORBING MATERIAL IN SAID TANK, MEANS FOR INSERTING AND WITHDRAWING SAID NEUTRON ABSORBING MATERIAL FROM BETWEEN SAID PLURALITY OF FISSIONABLE ELEMENTS, MEANS FOR LOWERING A CONTAINER OF LIQUID NEUTRON MODERATING MATERIAL INTO THE BORE HOLE TO THE VICINITY OF SAID REACTION MEANS, SAID CONTAINER BEING PROVIDED WITH DISCHARGE VALVE MEANS, MEANS ON SAID REACTION MEANS COACTING WITH SAID DISCHARGE VALVE MEANS FOR OPENING SAID DISCHARGE VALVE MEANS BY THE LOWERING OF SAID CONTAINER TO RELEASE SAID LIQUID NEUTRON MODERATING MATERIAL FROM SAID LOWERED CONTAINER TO SAID REACTION TANK AND BETWEEN SAID FISSIONABLE ELEMENTS.
References Cited (Backward Citations)
US732955A
Cited
US797384A
Cited
US2473591A
Cited
US2868708A
Cited
US2825688A
Cited
US2780449A
Cited
FR1147517A
Cited
US2951943A
Cited
US2952019A
Cited
US2873242A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |