US3234100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film boiling indicator
Assignee: General Electric Co
•
Filing: 1961-05-08
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Granted: 1966-02-08
•
Expires: 1981-05-08
Abstract
No abstract record available.
Inventors
- 👤 Hugh M Ogle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:29
CPC Classifications
G; G21; G21C; G21C17/00; G21C17/10; G21C17/02; G21C17/038; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
IN A BOILING WATER REACTOR HAVING FUEL ELEMENTS WHICH EMIT RADIATION IN THE VISIBLE SPECTRUM DURING NORMAL REACTOR OPERATION AND WHICH EMIT ADDITIONAL VISIBLE RADIATION WHENEVER FILM BOILING OCCURS AROUND SAID FUEL ELEMENTS, AN OPTICAL DETECTOR POSITIONED WITHIN SAID REACTOR TO VIEW SAID FILM ELEMENTS SO AS TO DETECT ANY SUCH ADDITIONAL VISIBLE RADIATION EMITTED FROM SAID FUEL ELEMENTS, AND MEANS RESPONSIVE TO THE DETECTED VISIBLE RADIATION FOR INDICATING THE PRESENCE OF SAID DETECTED RADIATION AND THUS THE OCCURRENCE OF FILM BOILING.
Claim 2
Dependent Claim
82 words
IN A BOILING WATER REACTOR HAVING FUEL ELEMENTS WHICH EMIT RADIATION IN THE VISIBLE SPECTRUM DURING NORMAL REACTOR OPERATION AND WHICH EMIT ADDITIONAL VISIBLE RADIATION WHENEVER FILM BOILING OCCURS AROUND SAID FUEL ELEMENTS, AN OPTICAL DETECTOR POSITIONED WITHIN SAID REACTOR TO VIEW SAID FILM ELEMENTS SO AS TO DETECT ANY SUCH ADDITIONAL VISIBLE RADIATION EMITTED FROM SAID FUEL ELEMENTS, AND MEANS RESPONSIVE TO THE DETECTED VISIBLE RADIATION FOR INDICATING THE PRESENCE OF SAID DETECTED RADIATION AND THUS THE OCCURRENCE OF FILM BOILING.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |