US2874108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Test-hole construction for a neutronic reactor
Assignee: Individual
•
Filing: 1946-05-08
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Granted: 1959-02-17
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Expires: 1966-05-08
Abstract
No abstract record available.
Inventors
- 👤 Leo A Ohlinger
- 👤 Seitz Frederick
- 👤 Gale J Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:35
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/30; G21C1/303; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A TEST-HOLE CONSTRUCTION FOR A NEUTRONIC REACTOR, COMPRISING AN ALUMINUM THIMBLE HAVING A CLOSED END AND AN OPEN END, A MASS OF GRAPHITE MODERATOR POSITIONED IN THE THIMBLE ADJACENT THE CLOSED END THEROF AND HAVING A PLURALITY OF HOLES PARALLEL TO THE AXIS OF THE THIMBLE FOR TEST SPECIMENS TO BE IRRADIATED, A LAMINATED SHEILD FORMED OF LAYERS OF STEEL AND PRESSED WOOD FIBERS ALTERNATING WITH ONE ANOTHER LENGTHWISE OF THE TIMBLE AND EXTENDING IN THE THIMBLE FROM THE OPEN END TOWARD THE GRAPHITE MASS THE LAMINATED SHIELD HAVING A PULARLITY OF HOLES ALIGNED WITH THE HOLES IN THE GRAPHITE MASS FOR PASSING THE TEST SPECIMENS FROM THE OPEN END OF THE THIMBLE TO THE HOLES
Claim 2
Dependent Claim
116 words
A TEST-HOLE CONSTRUCTION FOR A NEUTRONIC REACTOR, COMPRISING AN ALUMINUM THIMBLE HAVING A CLOSED END AND AN OPEN END, A MASS OF GRAPHITE MODERATOR POSITIONED IN THE THIMBLE ADJACENT THE CLOSED END THEROF AND HAVING A PLURALITY OF HOLES PARALLEL TO THE AXIS OF THE THIMBLE FOR TEST SPECIMENS TO BE IRRADIATED, A LAMINATED SHEILD FORMED OF LAYERS OF STEEL AND PRESSED WOOD FIBERS ALTERNATING WITH ONE ANOTHER LENGTHWISE OF THE TIMBLE AND EXTENDING IN THE THIMBLE FROM THE OPEN END TOWARD THE GRAPHITE MASS THE LAMINATED SHIELD HAVING A PULARLITY OF HOLES ALIGNED WITH THE HOLES IN THE GRAPHITE MASS FOR PASSING THE TEST SPECIMENS FROM THE OPEN END OF THE THIMBLE TO THE HOLES
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |