Patent US3245463A successfully refreshed from Google Patents.
US3245463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressurizer
Assignee: Babcock and Wilcox Co
•
Filing: 1959-09-10
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Granted: 1966-04-12
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Expires: 1979-09-10
Abstract
No abstract record available.
Inventors
- 👤 Robert A Benedict
- 👤 Patrick E Carroll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:20
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/04; G21C1/06; G21C1/08; G21C1/09; F; F24; F24D; F24D3/00; F24D3/04; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
IN COMBINATION WITH A PRESSURIZED CLOSED LIQUID SYSTEM, A PRESSURIZER COMPRISING A VESSEL CONTAINING A BODY OF VAPORIZABLE LIQUID HAVING A LIQUID LEVEL SEPARATING A LOWER LIQUID SPACE FROM AN UPPER VAPOR SPACE, A COMBINED SURGE INLET AND OUTLET LINE TERMINATING IN THE LOWER LIQUID SPACE OF SAID VESSEL AND COMMUNICATING WITH SAID PRESSURIZED LIQUID SYSTEM, A HEAT EXCHANGER EXTERIOR OF SAID VESSEL AND BELOW SAID LIQUID LEVEL, AN INLET CONDUIT TO SAID HEAT EXCHANGER FROM THE LIQUID SPACE OF SAID VESSEL BELOW THE END OF SAID SURGE LINE, AN OUTLET CONDUIT FROM SAID HEAT EXCHANGER TO SAID VESSEL AT A LOCATION ABOVE THE END OF SAID SURGE LINE, AND A HEATING MEANS LOCATED WITHIN SAID HEAT EXCHANGER ARRANGED TO VAPORIZE LIQUID THEREIN AND DISCHARGE THE VAPOR GENERATED THROUGH SAID OUTLET CONDUIT TO SAID VESSEL.
Claim 2
Dependent Claim
135 words
IN COMBINATION WITH A PRESSURIZED CLOSED LIQUID SYSTEM, A PRESSURIZER COMPRISING A VESSEL CONTAINING A BODY OF VAPORIZABLE LIQUID HAVING A LIQUID LEVEL SEPARATING A LOWER LIQUID SPACE FROM AN UPPER VAPOR SPACE, A COMBINED SURGE INLET AND OUTLET LINE TERMINATING IN THE LOWER LIQUID SPACE OF SAID VESSEL AND COMMUNICATING WITH SAID PRESSURIZED LIQUID SYSTEM, A HEAT EXCHANGER EXTERIOR OF SAID VESSEL AND BELOW SAID LIQUID LEVEL, AN INLET CONDUIT TO SAID HEAT EXCHANGER FROM THE LIQUID SPACE OF SAID VESSEL BELOW THE END OF SAID SURGE LINE, AN OUTLET CONDUIT FROM SAID HEAT EXCHANGER TO SAID VESSEL AT A LOCATION ABOVE THE END OF SAID SURGE LINE, AND A HEATING MEANS LOCATED WITHIN SAID HEAT EXCHANGER ARRANGED TO VAPORIZE LIQUID THEREIN AND DISCHARGE THE VAPOR GENERATED THROUGH SAID OUTLET CONDUIT TO SAID VESSEL.
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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) | 1969-04-11 | 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 |