Burner and feedstock injection assembly for carbon black reactor
Abstract
Abstract A BURNER AND FEEDSTOCK INJECTION ASSEMBLY FOR A CARBON BLACK REACTOR HAVING THREE CONCENTRIC PIPES: A CENTER PIPE FOR FEEDSTOCK; A SECOND PIPE, SURROUNDING THE CENTER PIPES; A THIRD PIPE, SURROUNDING THE SECOND PIPE; AND A PLURALITY (PREFERABLY THREE) OF FUEL-OIL PIPES, DISDOSED WITHIN THE ANNULUS BETWEEN THE SECOND AND THIRD PIPES; THE ENDS OF EACH OF THESE FUEL-OIL PIPES BEING EQUIPPED WITH A SPRAY NOZZLE INCLINDED AT AN ANGLE WITH RESPECT TO THE AXIS OF THE CENTER PIPE. THESE FUEL-OIL PIPES ARE FOR THE INTRODUCTION OF COMBUSTION FUEL INTO THE REACTOR. PREFERABLY, THE ASSEMBLY ALSO INCLUDES A SUBSTANTIALLY CONE-SHAPED FLAMEHOLDER DEVICE MOUNTED CONCENTRICALLY ABOUT THE THIRD PIPE AT THE END THEREOF, SUCH CONE FLARING OUTWARDLY TOWARD THE INTERIOR OF THE REACTOR, SUCH CONE BEING COMPRISED OF A PLURALITY OF VANES OR LOUVERS EACH OF WHICH IS TWISTED AT THE OUTER ENDS THEREOF.
Inventors
- 👤 Burton F Latham Jr
- 👤 William B Crull
Bibliographic Details
Claims Analysis
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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) | 1975-06-13 | 1975-12-13 | 1976-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-13 | 1979-12-13 | 1980-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-13 | 1983-12-13 | 1984-06-13 | $7700.00 | Window Closed / Lapsed |