US2623010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil coker
Assignee: Lummus Technology LLC
•
Filing: 1949-09-24
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Granted: 1952-12-23
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Expires: 1969-09-24
Abstract
No abstract record available.
Inventors
- 👤 August H Schutte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:43
CPC Classifications
C; C10; C10B; C10B55/00; C10B55/02; C10B55/04; C10B55/08; C10B55/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
THE METHOD OF CONTINUOUSLY COKING HEAVY OIL IN A VERTICAL REACTION CHAMBER HAVING AN ENLARGED BOTTOM COKE COLLECTION AND CALCINING SECTION, A THROAT-PORTION THEREABOVE, AND AN UPWARDLY AND OUTWARDLY EXPANDING ELUTRIATOR SECTION EXTENDING ABOVE THE THROAT PORTION, WHICH COMPRISES INTRODUCING A MIXTURE OF FUEL GAS AND AIR IN COMBUSTION PROPORTIONS WITH A MINIMUM OF EXCESS AIR INTO SAID CHAMBER AT THE SMALLEST PART OF THE THROAT PORTION AND BURNING SAID FUEL GAS AND AIR TO FORM AN UPWARDLY MOVING MASS OF HOT COMBUSTION GASES, INTRODUCING PARTICLES OF SAID OIL INTO THE UPPER PART OF SAID UPWARDLY MOVING MASS IN THE CENTRAL PORTION OF THE ELUTRIATOR AND MAINTAINING SAID PARTICLES THEREIN FOR A PERIOD SUFFICIENTLY TO FORM COKE PARTICLES, CONTROLLING THE VELOCITY OF SAID MASS OF GASES IN SUCH A MANNER THAT COKE PARTICLES ABOVE A CERTAIN SIZE DROP OUT
Claim 2
Independent Claim
139 words
THE METHOD OF CONTINUOUSLY COKING HEAVY OIL IN A VERTICAL REACTION CHAMBER HAVING AN ENLARGED BOTTOM COKE COLLECTION AND CALCINING SECTION, A THROAT-PORTION THEREABOVE, AND AN UPWARDLY AND OUTWARDLY EXPANDING ELUTRIATOR SECTION EXTENDING ABOVE THE THROAT PORTION, WHICH COMPRISES INTRODUCING A MIXTURE OF FUEL GAS AND AIR IN COMBUSTION PROPORTIONS WITH A MINIMUM OF EXCESS AIR INTO SAID CHAMBER AT THE SMALLEST PART OF THE THROAT PORTION AND BURNING SAID FUEL GAS AND AIR TO FORM AN UPWARDLY MOVING MASS OF HOT COMBUSTION GASES, INTRODUCING PARTICLES OF SAID OIL INTO THE UPPER PART OF SAID UPWARDLY MOVING MASS IN THE CENTRAL PORTION OF THE ELUTRIATOR AND MAINTAINING SAID PARTICLES THEREIN FOR A PERIOD SUFFICIENTLY TO FORM COKE PARTICLES, CONTROLLING THE VELOCITY OF SAID MASS OF GASES IN SUCH A MANNER THAT COKE PARTICLES ABOVE A CERTAIN SIZE DROP OUT
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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) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |