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US3679372A
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US
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Off-gas burner system
Assignee: General Electric Co
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Filing: 1970-03-06
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Granted: 1972-07-25
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Expires: 1990-03-06
Abstract
Abstract A SYSTEM FOR BURNING FLAMMABLE GAS INCLUDING THREE POROUS PLUGS IN SERIES IN THE OFF-GAS LINE. THE FIRST PLUG SERVES AS AN UPSTREAM FLAME ARRESTOR IN CASE OF BURNER FAILURE. THE SECOND POROUS PLUG SERVES AS A BURNER WITH A FLAME IGNITION MEANS ADJACENT THE DOWNSTREAM FACE OF THE PLUG. THE THIRD POROUS PLUG SERVES AS A DOWNSTREAM FLAME ARRESTOR AND CONDENSER FOR THE WATER VAPOR FORMED IN THE FLAME REACTION. EACH OF THE POROUS PLUGS INCLUDES INTERNAL COOLING MEANS TO REMOVE HEAT. APPROPRIATE TEMPERATURE SENSING MEANS AND CONTROL MEANS ARE PROVIDED TO INSURE SAFE, RELIABLE OPERATION.
Inventors
- 👤 William A Hartman Jr
- 👤 Manny Siegler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:20
CPC Classifications
G; G21; G21C; G21C19/00; G21C19/28; G21C19/30; G21C19/303; G21C9/00; Y; Y02; Y02E; Y02E30/00; Y02E30/30
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) | 1975-07-25 | 1976-01-24 | 1976-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-25 | 1980-01-24 | 1980-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-25 | 1984-01-24 | 1984-07-25 | $7700.00 | Window Closed / Lapsed |