Patent US2725933A successfully refreshed from Google Patents.
US2725933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas burner apparatus for the generation of carbon monoxide and hydrogen
Assignee: Texaco Inc
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Filing: 1951-05-03
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Granted: 1955-12-06
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Expires: 1971-05-03
Abstract
No abstract record available.
Inventors
- 👤 Leon P Gaucher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:19
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/02; C01B3/32; C01B3/34; C01B3/36; C01B3/363; F; F23; F23D; F23D14/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
258 words
A BURNER STRUCTURE WHICH COMPRISES A SUBSTANTIALLY CYLINDRICAL INNER BODY MEMBER HAVING A CENTRAL DUCT TERMINATING IN AN OUTLET FOR THE PASSAGE THERETHROUGH OF A STREAM OF GAS, A SUBSTANTIALLY CYLINDRICAL OUTER BODY MEMBER OF LARGER DIAMETER THAN SAID INNER BODY MEMBER AND DISPOSED ABOUT SAID INNER BODY MEMBER TO DEFINE AN ANNULAR DUCT THEREBETWEEN TERMINATING IN AN OUTLET ADJACENT AND SURROUNDING THE OUTLET FROM SAID CENTRAL DUCT, SAID INNER BODY MEMBER HAVING A CHANNEL OF UNIFORM RESTRICTED CROSS-SECTIONAL AREA SUBSTANTIALLY COMPLETELY ENCIRCLING THE OUTLET OF SAID CENTRAL DUCT FOR THE PASSAGE OF COOLING LIQUID THERETHROUGH, SAID OUTER BODY MEMBER HAVING A CHANNEL OF UNIFORM RESTRICTED CROSS-SECTIONAL AREA SUBSTANTIALLY COMPLETELY ENCIRCLING THE OUTLET OF SAID ANNULAR DUCT FOR THE PASSAGE OF COOLING LIQUID THERETHROUGH, A PLURALITY OF WEBS RIGIDLY CONNECTING SAID INNER BODY MEMBER TO SAID OUTER BODY MEMBER AT POINTS SPACED FROM THE DISCHARGE ENDS OF SAID BODY MEMBERS, THE BODY MEMBERS HAVING PASSAGEWAYS COMMUNICATING WITH SAID CHANNELS FOR SUPPLYING COOLING LIQUID TO SAID CHANNELS IN SERIES, A FIRST RIGID CONDUIT CONNECTED TO SAID INNER BODY MEMBER AND COMMUNICATING WITH SAID CENTRAL DUCT TO SUPPLY A STREAM OF GAS THERETO , A SECOND RIGID CONDUIT CONNECTED TO SAID OUTER BODY MEMBER IN COMMUNICATION WITH SAID ANNULAR DUCT AND DISPOSED ABOUT SAID FIRST CONDUIT, A FEED PIPE CONNECTED TO SAID FIRST CONDUIT AT SUBSTANTIALLY A RIGHT ANGLE THERETO TO SUPPLY GAS TO SAID FIRST CONDUIT AND A SECOND FEED PIPE DISPOSED ABOUT SAID FIRST FEED PIPE AND CONNECTED TO SAID SECOND CONDUIT TO SUPPLY A SECOND GAS THERETO.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-05 | 1959-06-06 | 1959-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-05 | 1963-06-06 | 1963-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-05 | 1967-06-06 | 1967-12-06 | $7700.00 | Window Closed / Lapsed |