US3245880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactors operating with substantially isotropic graphitized bodies
Assignee: GREAT LAKES CARBON Corp
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Filing: 1963-03-18
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Granted: 1966-04-12
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Expires: 1983-03-18
Abstract
No abstract record available.
Inventors
- 👤 Martin Beverly
- 👤 Frederick L Shea Jr
- 👤 Leslie H Juel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:34
CPC Classifications
C; C10; C10B; C10B55/00; C01; C01B; C01B32/00; G; G21; G21C; G21C5/00; G21C5/12; G21C5/126; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S376/00; Y10S376/90; Y10S376/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
IN THE PROCESS OF OPERATING A NUCLEAR REACTOR, THE STEPS COMP STEPS COMPRISING CREATING A NUCLEAR REACTION AND THEREBY EFFECTING A NEUTRON FLUX, AND MODERATING OR REFLECTING THE NEUTRONS BY PLACING INTHE PATH OF SAID NEUTRONS FORMED AND GRAPHITIZED, MASSIVE STRUCTURAL, SUBSTANTIALLY ISOTROPIC BODIES PREPARED SUBSTANTIALLY COMPLETELY FROM UNCALCINED RAW PETROLEUM COKE IN WHICH THE CRYSTALLLITE ARRANGEMENT HAS BEEN RENDERED HIGHLY DISORDERED AND UNORIENTED BY THE SIMULTANEOUS APPLICATION THEREUPON OF HET AND MECHANICAL PRESSURE, SAID SUBSTANTIALLY ISOTROPIC BODIES BEING CHARACTERIZED BY HAVING COEFFICIENTS OF THERMAL EXPANSION IN ANY DIRECTION OF AT LEAST 30X10**-7 INCH/INCH/*C., MEASURED OVER THE TEMPERATURE RANGE OF 20*C. TO 100* C., SAID COEFFICIENTS OF THERMAL EXPANSION IN ANY DIRECTION NOT DIFFERING BY MORE THAN 25%.
Claim 2
Dependent Claim
118 words
IN THE PROCESS OF OPERATING A NUCLEAR REACTOR, THE STEPS COMP STEPS COMPRISING CREATING A NUCLEAR REACTION AND THEREBY EFFECTING A NEUTRON FLUX, AND MODERATING OR REFLECTING THE NEUTRONS BY PLACING INTHE PATH OF SAID NEUTRONS FORMED AND GRAPHITIZED, MASSIVE STRUCTURAL, SUBSTANTIALLY ISOTROPIC BODIES PREPARED SUBSTANTIALLY COMPLETELY FROM UNCALCINED RAW PETROLEUM COKE IN WHICH THE CRYSTALLLITE ARRANGEMENT HAS BEEN RENDERED HIGHLY DISORDERED AND UNORIENTED BY THE SIMULTANEOUS APPLICATION THEREUPON OF HET AND MECHANICAL PRESSURE, SAID SUBSTANTIALLY ISOTROPIC BODIES BEING CHARACTERIZED BY HAVING COEFFICIENTS OF THERMAL EXPANSION IN ANY DIRECTION OF AT LEAST 30X10**-7 INCH/INCH/*C., MEASURED OVER THE TEMPERATURE RANGE OF 20*C. TO 100* C., SAID COEFFICIENTS OF THERMAL EXPANSION IN ANY DIRECTION NOT DIFFERING BY MORE THAN 25%.
References Cited (Backward Citations)
GB874439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |