Patent US3262484A successfully refreshed from Google Patents.
US3262484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Industrial burner with recuperative means
Assignee: Selas Corp of America
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Filing: 1964-10-09
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Granted: 1966-07-26
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Expires: 1984-10-09
Abstract
No abstract record available.
Inventors
- 👤 Frederic O Hess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:07
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/12; F23D14/125; F23D14/46; F23D14/66; Y; Y02; Y02E; Y02E20/00; Y02E20/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
AN INDUSTRIAL GAS BURNER COMPRISING IN COMBINATION: A BURNER BLOCK HAVING A FACE AND A BACK AND BEING PROVIDED WITH AN OPENING EXTENDING THERETHROUGH, STRUCTURE ATTACHED TO SAID BLOCK FORMING A CHAMBER HAVING A SURROUNDING WALL AND AN END WALL WITH THE BACK OF SAID BURNER BLOCK ACTING AS SAID END WALL THEREOF, MEANS INCLUDING PIPES THROUGH WHICH FUEL AND AIR CAN BE SUPPLIED TO SAID BURNER BLOCK WITH SAID PIPES TERMINATING IN DISCHARGE PORTS IN SAID OPENING THROUGH WHICH THE GAS AND AIR ARE DISCHARGED TO BURN IN FRONT OF SAID BLOCK, SAID PIPES BEING AT LEAST PARTIALLY LOCATED IN SAID CHAMBER AND SUPPORTED BY SAID STRUCTURE, MEANS TO WITHDRAW PRODUCTS OF COMBUSTION, INCLUDING UNBURNED FUEL, FROM IN FRONT OF SAID BURNER BLOCK AND PASS THEM THROUGH SAID CHAMBER, SAID STRUCTURE FORMING SAID CHAMBER HAVING
Claim 2
Dependent Claim
136 words
AN INDUSTRIAL GAS BURNER COMPRISING IN COMBINATION: A BURNER BLOCK HAVING A FACE AND A BACK AND BEING PROVIDED WITH AN OPENING EXTENDING THERETHROUGH, STRUCTURE ATTACHED TO SAID BLOCK FORMING A CHAMBER HAVING A SURROUNDING WALL AND AN END WALL WITH THE BACK OF SAID BURNER BLOCK ACTING AS SAID END WALL THEREOF, MEANS INCLUDING PIPES THROUGH WHICH FUEL AND AIR CAN BE SUPPLIED TO SAID BURNER BLOCK WITH SAID PIPES TERMINATING IN DISCHARGE PORTS IN SAID OPENING THROUGH WHICH THE GAS AND AIR ARE DISCHARGED TO BURN IN FRONT OF SAID BLOCK, SAID PIPES BEING AT LEAST PARTIALLY LOCATED IN SAID CHAMBER AND SUPPORTED BY SAID STRUCTURE, MEANS TO WITHDRAW PRODUCTS OF COMBUSTION, INCLUDING UNBURNED FUEL, FROM IN FRONT OF SAID BURNER BLOCK AND PASS THEM THROUGH SAID CHAMBER, SAID STRUCTURE FORMING SAID CHAMBER HAVING
References Cited (Backward Citations)
DE719944C
Cited
US2992676A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |