US3125073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Profos
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:54
CPC Classifications
F; F22; F22D; F22D5/00; F22B; F22B29/00; F22B29/06; F22B29/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A METHOD OF CONTROLLING THE RATE OF FEEDWATER SUPPLY TO A FORCED FLOW STEAM GENERATOR HAVING AN EVAPORATING SECTION, A SUPERHEATER SECTION, AND A WATER SEPARATOR INTERPOSED IN THE FLOW OF OPERATING MEDIUM BETWEEN SAID SECTIONS, COMPRISING THE STEPS OF MEASURING THE SALT CONTENT OF THE FEEDWATER, OF INCREASING THE RATE OF FEEDWATER SUPPLY TO THE STEAM GENERATOR UPON AN INCREASE OF THE SALT CONTENT OF THE FEEDWATER, OF DECREASING THE RATE OF FEEDWATER SUPPLY TO THE STEAM GENERATOR UPON A DECREASE OF THE SALT CONTENT OF THE FEEDWATER, AND OF BY-PASSING OPERATING MEDIUM AROUND THE WATER SEPARATOR UPON A DECREASE OF THE SALT CONTENT OF THE OPERATING MEDIUM BELOW A PREDETERMINED MINIMUM.
Claim 2
Independent Claim
113 words
A METHOD OF CONTROLLING THE RATE OF FEEDWATER SUPPLY TO A FORCED FLOW STEAM GENERATOR HAVING AN EVAPORATING SECTION, A SUPERHEATER SECTION, AND A WATER SEPARATOR INTERPOSED IN THE FLOW OF OPERATING MEDIUM BETWEEN SAID SECTIONS, COMPRISING THE STEPS OF MEASURING THE SALT CONTENT OF THE FEEDWATER, OF INCREASING THE RATE OF FEEDWATER SUPPLY TO THE STEAM GENERATOR UPON AN INCREASE OF THE SALT CONTENT OF THE FEEDWATER, OF DECREASING THE RATE OF FEEDWATER SUPPLY TO THE STEAM GENERATOR UPON A DECREASE OF THE SALT CONTENT OF THE FEEDWATER, AND OF BY-PASSING OPERATING MEDIUM AROUND THE WATER SEPARATOR UPON A DECREASE OF THE SALT CONTENT OF THE OPERATING MEDIUM BELOW A PREDETERMINED MINIMUM.
References Cited (Backward Citations)
BE558981A
Cited
US2028504A
Cited
US2294501A
Cited
GB693326A
Cited
GB771715A
Cited
US2962865A
Cited
DE1056147B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |