US3076496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple nozzle gas burner
Assignee: Babcock and Wilcox Co
•
Filing: 1960-05-20
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Granted: 1963-02-05
•
Expires: 1980-05-20
Abstract
No abstract record available.
Inventors
- 👤 John M Rackley
- 👤 Morris W Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:02
CPC Classifications
F; F23; F23D; F23D17/00; F23D17/002; F23D11/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
IN COMBINATION, A FURNACE WALL HAVING A BURNER THROAT THEREIN FORMING A CIRCULAR BURNER PORT, A FUEL BURNER ASSEMBLY COMPRISING AN AIR REGISTER HAVING A DISCHARGE END OPENING TO SAID BURNER PORT, MEANS SUPPLYING COMBUSTION AIR TO SAID REGISTER FOR FLOW THROUGH THE REGISTER TO AND THROUGH SAID BURNER PORT, A PLURALITY OF CIRCUMFERENTIALLY SPACED SLOTS FORMED IN THE INNER PERIPHERY OF AND EXTENDING LONGITUDINALLY OF SAID BURNER THROAT, A GAS MANIFOLD, MEANS SUPPLYING A COMBUSTIBLE GAS TO SAID MANIFOLD, AND A PLURALITY OF GAS SPUDS CONNECTED TO SAID MANIFOLD, EACH OF SAID SPUDS HAVING ITS FREE END FORMED WITH A BURNER TIP SPACED FROM ONE OF SAID SLOTS AND HAVING ITS LONGITUDINAL AXIS EXTENDING PARALLEL TO AND SUBSTANTIALLY ALIGNED WITH THE LONGITUDINAL AXIS OF THE CORRESPONDING SLOT, THE BURNER TIP OF EACH SPUD BEING FORMED WITH A MULTIPLICITY OF ORIFICES, WITH SOME OF SAID ORIFICES OPENING TO THE CORRESPONDING SLOT AND ARRANGED TO DIRECT STREAMS OF GAS GENERALLY PARALLEL TO THE AXIS OF SAID PORT AND INTO AND LONGITUDINALLY OF THE CORRESPONDING SLOT FOR IGNITION THEREIN AND WITH OTHERS OF SAID ORIFICES ARRANGED TO DIRECT STREAMS OF GAS TRANSVERSELY OF AND TOWARD THE AXIS OF SAID PORT.
Claim 2
Dependent Claim
198 words
IN COMBINATION, A FURNACE WALL HAVING A BURNER THROAT THEREIN FORMING A CIRCULAR BURNER PORT, A FUEL BURNER ASSEMBLY COMPRISING AN AIR REGISTER HAVING A DISCHARGE END OPENING TO SAID BURNER PORT, MEANS SUPPLYING COMBUSTION AIR TO SAID REGISTER FOR FLOW THROUGH THE REGISTER TO AND THROUGH SAID BURNER PORT, A PLURALITY OF CIRCUMFERENTIALLY SPACED SLOTS FORMED IN THE INNER PERIPHERY OF AND EXTENDING LONGITUDINALLY OF SAID BURNER THROAT, A GAS MANIFOLD, MEANS SUPPLYING A COMBUSTIBLE GAS TO SAID MANIFOLD, AND A PLURALITY OF GAS SPUDS CONNECTED TO SAID MANIFOLD, EACH OF SAID SPUDS HAVING ITS FREE END FORMED WITH A BURNER TIP SPACED FROM ONE OF SAID SLOTS AND HAVING ITS LONGITUDINAL AXIS EXTENDING PARALLEL TO AND SUBSTANTIALLY ALIGNED WITH THE LONGITUDINAL AXIS OF THE CORRESPONDING SLOT, THE BURNER TIP OF EACH SPUD BEING FORMED WITH A MULTIPLICITY OF ORIFICES, WITH SOME OF SAID ORIFICES OPENING TO THE CORRESPONDING SLOT AND ARRANGED TO DIRECT STREAMS OF GAS GENERALLY PARALLEL TO THE AXIS OF SAID PORT AND INTO AND LONGITUDINALLY OF THE CORRESPONDING SLOT FOR IGNITION THEREIN AND WITH OTHERS OF SAID ORIFICES ARRANGED TO DIRECT STREAMS OF GAS TRANSVERSELY OF AND TOWARD THE AXIS OF SAID PORT.
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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) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |