US3202619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Graphitic neutron reflector containing beryllium and method of making same
Assignee: GREAT LAKES CARBON Corp
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Filing: 1962-04-02
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Granted: 1965-08-24
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Expires: 1982-04-02
Abstract
No abstract record available.
Inventors
- 👤 Baron Robert Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:08
CPC Classifications
G; G21; G21C; G21C11/00; G21C11/06; G21F; G21F1/00; G21F1/02; G21F1/06; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S376/00; Y10S376/90; Y10S376/904; Y10S376/905
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A PROCESS FOR PRODUCING AN ESSENTIALLY GRAPHITIC BODY SUITABLE FOR USE AS A NEUTRON REFLECTOR MATERIAL IN ATOMIC REACTORS IN WHICH AT LEAST A FEW TENTHS OF ONE PERCENT OF A BERYLLIUM COMPOUND IS UNIFORMLY DISPERSED IN THE GRAPHITIC BODY WHICH COMPRISES MIX-MULLING RAW PETROLEUM COKE PARTICLES AND A HYDROCARBON PLASTICIZING AGENT AND A MINOR AMOUNT OF BERYLLIUM COMPOUND, COOLING THE RESULTANT MIXTURE, MILLING THE COLLED MIXTURE, FORMING A COMPACT BODY FROM SAID MIXTURE, AND THEN BAKING AND GRAPHITIZING THE FORMED BODY.
Claim 2
Dependent Claim
82 words
A PROCESS FOR PRODUCING AN ESSENTIALLY GRAPHITIC BODY SUITABLE FOR USE AS A NEUTRON REFLECTOR MATERIAL IN ATOMIC REACTORS IN WHICH AT LEAST A FEW TENTHS OF ONE PERCENT OF A BERYLLIUM COMPOUND IS UNIFORMLY DISPERSED IN THE GRAPHITIC BODY WHICH COMPRISES MIX-MULLING RAW PETROLEUM COKE PARTICLES AND A HYDROCARBON PLASTICIZING AGENT AND A MINOR AMOUNT OF BERYLLIUM COMPOUND, COOLING THE RESULTANT MIXTURE, MILLING THE COLLED MIXTURE, FORMING A COMPACT BODY FROM SAID MIXTURE, AND THEN BAKING AND GRAPHITIZING THE FORMED BODY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |