US3585077A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reformer fuel flow control
Assignee: RTX Corp
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Filing: 1968-11-19
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Granted: 1971-06-15
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Expires: 1988-11-19
Abstract
Abstract A FUEL CELL CONTROL APPARATUS IS DISCLOSED WHEREIN THE REFORMER FEED FLOW IS REGULATED RESPONSIVE TO THE HYDROGEN CONSUMPTION DEMANDS OF THE FUEL CELL. THE BASIC MODE OF OPERATION CONCERNS THE CONTROL OF REFORMER FEED FLOW AS A FUNCTION OF FUEL CELL GROSS CURRENT AND BIASING THE FEED FLOW AS A FUNCTON OF REFORMER TEMPERATURE. FLOW SETTINGS ARE ACHIEVED RAPIDLY THROUGH GROSS CURRENT CONTROL AND THE REACTOR TEMPERATURE PROVIDES A GRADUAL TRIMMING OF THE FLOW SETTINGS.
Inventors
- 👤 Elliot I Waldman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:21
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/06; H01M8/0606; H01M8/0612; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-14 | 1974-12-14 | 1975-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-14 | 1978-12-14 | 1979-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-14 | 1982-12-14 | 1983-06-15 | $7700.00 | Window Closed / Lapsed |