US2889265A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quench nozzle for fluid coker reactor vapors
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1955-11-30
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Granted: 1959-06-02
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Expires: 1975-11-30
Abstract
No abstract record available.
Inventors
- 👤 Daniel S Borey
- 👤 Charles E Jahnig
- 👤 Molstedt Byron Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:02
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/18; B01J8/24; B01J8/26; B01J8/28; C; C10; C10G; C10G9/00; C10G9/002; C10G9/28; C10G9/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
IN A FLUID COKING PROCESS WHEREIN A HYDROCARBON OIL IS CONVERTED TO VAPOROUS CONVERSION PRODUCTS IN A COKING ZONE BY CONTACT WITH HIGH TEMPERATURE FLUIDIZED SOLIDS, WHEREIN SAID VAPOROUS CONVERSION PRODUCTS ARE WITHDRAWN OVERHEAD AFTER HAVING ENTRAINED SOLIDS REMOVED AND ARE IMMEDIATELY QUENCHED IN A SCRUBBING ZONE WITH A COOLED HEAVY OIL, AND WHEREIN A BODY OF LIQUID OIL IS MAINTAINED IN THE LOWER PORTION OF SAID SCRUBBING ZONE, THE IMPROVEMENT WHICH COMPRISES PASSING SAID VAPOROUS CONVERSION PRODUCTS FROM SAID COKING ZONE UPWARDLY INTO THE LOWER PORTION OF SAID SCRUBBING ZONE THROUGH AN INSULATED PASSAGEWAY EXTENDING THROUGH SAID BODY OF LIQUID OIL, THENCE DISCHARGING SAID VAPORS THROUGH AN INCLINED CONVERGING NOZZLE AT A VELOCITY IN THE RANGE OF 100 TO 250FT./SEC. AND AN ANGLE OF 20* TO 60* FROM THE HORIZONTAL, WHEREBY THE OPERABILITY AND FLEXIBILITY OF SAID PROCESS IS IMPROVED.
Claim 2
Dependent Claim
141 words
IN A FLUID COKING PROCESS WHEREIN A HYDROCARBON OIL IS CONVERTED TO VAPOROUS CONVERSION PRODUCTS IN A COKING ZONE BY CONTACT WITH HIGH TEMPERATURE FLUIDIZED SOLIDS, WHEREIN SAID VAPOROUS CONVERSION PRODUCTS ARE WITHDRAWN OVERHEAD AFTER HAVING ENTRAINED SOLIDS REMOVED AND ARE IMMEDIATELY QUENCHED IN A SCRUBBING ZONE WITH A COOLED HEAVY OIL, AND WHEREIN A BODY OF LIQUID OIL IS MAINTAINED IN THE LOWER PORTION OF SAID SCRUBBING ZONE, THE IMPROVEMENT WHICH COMPRISES PASSING SAID VAPOROUS CONVERSION PRODUCTS FROM SAID COKING ZONE UPWARDLY INTO THE LOWER PORTION OF SAID SCRUBBING ZONE THROUGH AN INSULATED PASSAGEWAY EXTENDING THROUGH SAID BODY OF LIQUID OIL, THENCE DISCHARGING SAID VAPORS THROUGH AN INCLINED CONVERGING NOZZLE AT A VELOCITY IN THE RANGE OF 100 TO 250FT./SEC. AND AN ANGLE OF 20* TO 60* FROM THE HORIZONTAL, WHEREBY THE OPERABILITY AND FLEXIBILITY OF SAID PROCESS IS IMPROVED.
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) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |