Patent US2141261A successfully refreshed from Google Patents.
US2877091A
Expired / Lapsed
US
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Dehydration of deuterium oxide slurries
Assignee: Individual
•
Filing: 1945-07-24
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Granted: 1959-03-10
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Expires: 1965-07-24
Abstract
No abstract record available.
Inventors
- 👤 Clarence F Hiskey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:50
CPC Classifications
C; C01; C01B; C01B5/00; C01B5/02; G; G21; G21C; G21C19/00; G21C19/42; G21C19/50; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S159/00; Y10S159/12; Y10S376/00; Y10S376/90; Y10S376/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A METHOD OF RECOVERING HEAVY WATER AND URANIUMCONTAINER MATERIAL FROM A NEUTRONICALLY REACTIVE SLURRY OF HEAVY WATER AND COLLOIDAL PARTICLES OF A URANIUM OXIDE COMPRISING SATURATING SAID SLURRY WITH A POTASSIUM NITRATESODIUM NITRATE MIXTURE, THEN MAINTAINING SAID SLURRY AT A TEMPERATURE OF APPROXIMATELY 100* C. UNTIL THE FREE HEAVY WATER IS SUBSTANTIALLY COMPLETELY EVAPORATED FROM SAID SLURRY, AND THEN MAINTAINING SAID SLURRY WITHIN A TEMPERATURE RANGE OF THE ORDER OF 300* -400* C., WHEREBY SAID MIXTURE IS FUSED AND SAID PARTICLES REACT THEREWITH THEREBY EXPELLING THE WATER OF HYDRATION FROM SAID PARTICLES, AND RECOVERING SAID EVAPORATED AND EXPELLED HEAVY WATER AND SAID URANIUM-CONTAINING MATERIAL.
Claim 2
Independent Claim
104 words
A METHOD OF RECOVERING HEAVY WATER AND URANIUMCONTAINER MATERIAL FROM A NEUTRONICALLY REACTIVE SLURRY OF HEAVY WATER AND COLLOIDAL PARTICLES OF A URANIUM OXIDE COMPRISING SATURATING SAID SLURRY WITH A POTASSIUM NITRATESODIUM NITRATE MIXTURE, THEN MAINTAINING SAID SLURRY AT A TEMPERATURE OF APPROXIMATELY 100* C. UNTIL THE FREE HEAVY WATER IS SUBSTANTIALLY COMPLETELY EVAPORATED FROM SAID SLURRY, AND THEN MAINTAINING SAID SLURRY WITHIN A TEMPERATURE RANGE OF THE ORDER OF 300* -400* C., WHEREBY SAID MIXTURE IS FUSED AND SAID PARTICLES REACT THEREWITH THEREBY EXPELLING THE WATER OF HYDRATION FROM SAID PARTICLES, AND RECOVERING SAID EVAPORATED AND EXPELLED HEAVY WATER AND SAID URANIUM-CONTAINING MATERIAL.
References Cited (Backward Citations)
US2394244A
Cited
US2849284A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |