US3159145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam generator by-pass systems for a steam-electric generating plant
Assignee: Gilbert Associates Inc
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Filing: 1963-02-26
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Granted: 1964-12-01
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Expires: 1983-02-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles Strohmeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:08
CPC Classifications
F; F01; F01K; F01K1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A STARTUP BYPASS FLUID FLOW CONTROL SYSTEM FOR A STEAM GENERATOR HAVING FLUID HEAT ABSORPTION CONDUITS, A FLASH TANK, A FLOW CONTROLLED FLUID BYPASS CONDUIT FROM AN INTERMEDIATE POINT BETWEEN SAID HEAT ABSORPTION CONDUITS AND DISCHARGING TO SAID FLASH TANK, THE INVENTION COMPRISING A TWO COMPARTMENTED LOWER PRESSURE VESSEL SYSTEM, EACH COMPARTMENT HAVING A VAPOR AND WATER SIDE, CONDUIT MEANS FOR EQUALIZING THE VAPOR AND WATER SIDES OF BOTH COMPARTMENTS BY GRAVITY FOR MAINTAINING A COMMON VAPOR PRESSURE AND WATER LEVEL, MEANS THEREIN CONNECTED TO ONE OF SAID COMPARTMENTS AND ADAPTED TO CONDUCT DRAINS FROM SAID FLASH TANK TO SAID ONE COMPARTMENT, A HEAT SUMP, MEANS FOR FLOWING WATER FROM SAID ONE COMPARTMENT TO SAID HEAT SUMP, MEANS FOR RETURNING WATER FROM SAID HEAT SUMP TO THE OTHER COMPARTMENT TO MAINTAIN A SET LEVEL IN SAID LOWER PRESSURE VESSEL SYSTEM, A STEAM GENERATOR REGENERATIVE FEEDWATER CYCLE, AND A FLOW CONDUIT DISCHARGING WATER FROM THE SAID OTHER COMPARTMENT TO THE REGENERATIVE FEEDWATER CYCLE.
Claim 2
Dependent Claim
162 words
A STARTUP BYPASS FLUID FLOW CONTROL SYSTEM FOR A STEAM GENERATOR HAVING FLUID HEAT ABSORPTION CONDUITS, A FLASH TANK, A FLOW CONTROLLED FLUID BYPASS CONDUIT FROM AN INTERMEDIATE POINT BETWEEN SAID HEAT ABSORPTION CONDUITS AND DISCHARGING TO SAID FLASH TANK, THE INVENTION COMPRISING A TWO COMPARTMENTED LOWER PRESSURE VESSEL SYSTEM, EACH COMPARTMENT HAVING A VAPOR AND WATER SIDE, CONDUIT MEANS FOR EQUALIZING THE VAPOR AND WATER SIDES OF BOTH COMPARTMENTS BY GRAVITY FOR MAINTAINING A COMMON VAPOR PRESSURE AND WATER LEVEL, MEANS THEREIN CONNECTED TO ONE OF SAID COMPARTMENTS AND ADAPTED TO CONDUCT DRAINS FROM SAID FLASH TANK TO SAID ONE COMPARTMENT, A HEAT SUMP, MEANS FOR FLOWING WATER FROM SAID ONE COMPARTMENT TO SAID HEAT SUMP, MEANS FOR RETURNING WATER FROM SAID HEAT SUMP TO THE OTHER COMPARTMENT TO MAINTAIN A SET LEVEL IN SAID LOWER PRESSURE VESSEL SYSTEM, A STEAM GENERATOR REGENERATIVE FEEDWATER CYCLE, AND A FLOW CONDUIT DISCHARGING WATER FROM THE SAID OTHER COMPARTMENT TO THE REGENERATIVE FEEDWATER CYCLE.
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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |