US3228749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of spherical uranium nuclear fuel substances
Assignee: Mitsubishi Metal Corp
•
Filing: 1963-02-06
•
Granted: 1966-01-11
•
Expires: 1983-02-06
Abstract
No abstract record available.
Inventors
- 👤 Akimoto Yumi
- 👤 Suehiro Yosie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:09
CPC Classifications
C; C01; C01G; C01G43/00; C01G43/04; C01G43/06; B; B01; B01J; B01J2/00; C01G43/01; G; G21; G21C; G21C3/00; G21C3/42; G21C3/58; G21C3/62; G21C3/623; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A METHOD OF PRODUCING SPHERICAL URANIUM NUCLEAR FUEL SUBSTANCES WHICH COMPRISES DISPERSING AS A POWDER IN AN OIL MEDIUM A URANIUM COMPOUND WHICH IS DIFFICULT TO DISSOLVE IN WATER AND IS CAPABLE OF FORMING A HYDRATE, BLENDING SAID OIL MEDIUM CONTAINING SAID DISPERSION OF POWDERED URANIUM COMPOUND WITH AN AQUEOUS PHASE SELECTED FROM THE GROUP CONSISTING OF EATER AND A MIXTURE OF WATER AND AN AFFINITIZING AGENT, SAID AFFINITIZING AGENT BEING EFFECTIVE TO MOISTEN THE SURFACE OF SAID POWDERED URANIUM COMPOUND AND TO FACILITATE THE MOVEMENT OF SAID POWDERED URANIUM COMPOUND DISPERSED IN SAID OIL MEDIUM TO SAID AQUEOUS PHASE, AND GRANULATING SAID DISPERSED URANIUM COMPOUND BY AGITATING SAID AQUEOUS PHASE WITH SAID OIL MEDIUM TO DISPERSE SAID AQUEOUS PHASE AS GLOBULES IN SAID OIL MEDIUM WHEREBY SAID POWDERED URANIUM COMPOUND IS TRANSFERRED TO SAID AQUEOUS PHASE AND IS FORMED INTO SPHERICAL GRANULES.
Claim 2
Independent Claim
143 words
A METHOD OF PRODUCING SPHERICAL URANIUM NUCLEAR FUEL SUBSTANCES WHICH COMPRISES DISPERSING AS A POWDER IN AN OIL MEDIUM A URANIUM COMPOUND WHICH IS DIFFICULT TO DISSOLVE IN WATER AND IS CAPABLE OF FORMING A HYDRATE, BLENDING SAID OIL MEDIUM CONTAINING SAID DISPERSION OF POWDERED URANIUM COMPOUND WITH AN AQUEOUS PHASE SELECTED FROM THE GROUP CONSISTING OF EATER AND A MIXTURE OF WATER AND AN AFFINITIZING AGENT, SAID AFFINITIZING AGENT BEING EFFECTIVE TO MOISTEN THE SURFACE OF SAID POWDERED URANIUM COMPOUND AND TO FACILITATE THE MOVEMENT OF SAID POWDERED URANIUM COMPOUND DISPERSED IN SAID OIL MEDIUM TO SAID AQUEOUS PHASE, AND GRANULATING SAID DISPERSED URANIUM COMPOUND BY AGITATING SAID AQUEOUS PHASE WITH SAID OIL MEDIUM TO DISPERSE SAID AQUEOUS PHASE AS GLOBULES IN SAID OIL MEDIUM WHEREBY SAID POWDERED URANIUM COMPOUND IS TRANSFERRED TO SAID AQUEOUS PHASE AND IS FORMED INTO SPHERICAL GRANULES.
References Cited (Backward Citations)
GB792114A
Cited
US2872719A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |