US2649366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Profile method of making steel
Assignee: Individual
•
Filing: 1951-11-02
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Granted: 1953-08-18
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Expires: 1971-11-02
Abstract
No abstract record available.
Inventors
- 👤 Jordan James Fernando
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:02
CPC Classifications
C; C21; C21C; C21C5/00; C21C5/56; C21C5/567; C21C5/28; C21C5/30; Y; Y10; Y10S; Y10S75/00; Y10S75/957
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
IN A CONTINUOUS BESSEMER PROCESS WHEREIN FLAME APPEARS ABOVE AND ALONG A TROUGH WITHIN WHICH A STREAM OF HIGH-CARBON IRON IS DECARBURIZED WITH THE AID OF A SERIES OF AIR JETS, THE METHOD OF CONTROLLING SAID DECARBURIZING PROCESS, WHICH COMPRISES: INTRODUCING OXYGEN INTO THE STREAM OF MOLTEN METAL WITHIN SAID TROUGH SO THAT THE PROFILE OF TE FLAME ABOVE THE CONCLUDING PORTION OF SAID DECARBURIZING PROCESS DECLINES AS THE CARBON CONTENT OF SAID METAL STREAM DECLINES, THE ANGLE OF SAID DECLINE BEING WITHIN THE RANGE BETWEEN 10* AND 65* FROM THE SURFACE OF SAID STREAM OF MOLTEN METAL; AND SELECTIVELY INCREASING OR DECREASING THE INPUT OF OXYGEN INTO SAID DECARBURIZING PROCESS SO THAT A DISCERNIBLE FEATURE OF SAID FLAME PROFILE WITHIN SAID DECLINE IS MAINTAINED AT A SUBSTANTIALLY-FIXED POSITION ALONG THE STREAM OF MOLTEN METAL WITHIN SAID TROUGH.
Claim 2
Dependent Claim
138 words
IN A CONTINUOUS BESSEMER PROCESS WHEREIN FLAME APPEARS ABOVE AND ALONG A TROUGH WITHIN WHICH A STREAM OF HIGH-CARBON IRON IS DECARBURIZED WITH THE AID OF A SERIES OF AIR JETS, THE METHOD OF CONTROLLING SAID DECARBURIZING PROCESS, WHICH COMPRISES: INTRODUCING OXYGEN INTO THE STREAM OF MOLTEN METAL WITHIN SAID TROUGH SO THAT THE PROFILE OF TE FLAME ABOVE THE CONCLUDING PORTION OF SAID DECARBURIZING PROCESS DECLINES AS THE CARBON CONTENT OF SAID METAL STREAM DECLINES, THE ANGLE OF SAID DECLINE BEING WITHIN THE RANGE BETWEEN 10* AND 65* FROM THE SURFACE OF SAID STREAM OF MOLTEN METAL; AND SELECTIVELY INCREASING OR DECREASING THE INPUT OF OXYGEN INTO SAID DECARBURIZING PROCESS SO THAT A DISCERNIBLE FEATURE OF SAID FLAME PROFILE WITHIN SAID DECLINE IS MAINTAINED AT A SUBSTANTIALLY-FIXED POSITION ALONG THE STREAM OF MOLTEN METAL WITHIN SAID TROUGH.
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) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |