US2816010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature control of exothermic reactions
Assignee: Houdry Process Corp
•
Filing: 1951-05-04
•
Granted: 1957-12-10
•
Expires: 1971-05-04
Abstract
No abstract record available.
Inventors
- 👤 Hubert A Shabaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:07
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/08; B01J8/12; B01J38/00; B01J38/04; B01J38/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN A REGENERATION KILN ADAPTED TO BURN COKE FORM GRANULAR PARTICLES OF PETROLEUM CONVERSION CATALYST, SAID KILN COMPRISING A VERTICAL HOUSING ADAPTED TO CONTAIN A GRAVITATING BED OF CATALYST PARTICLES HAVING A HEIGHT SIG NIFICANTLY GREATER THAN THE WIDTH THEREOF, MEANS FOR CHARGING COKED CATALYST PARTICLES INTO THE UPPER END OF SAID HOUSING, MEANS FOR DISCHARGING REGENERATED CATALYST FROM THE LOWER END OF SAID HOUSING, MEANS NEAR THE LOWER END OF THE SIAD HOUSING FOR SUPPLYING REGENERATING GAS TO SAID HOUSING, MEANS NEAR THE UPPER END OF SAID HOUSING FOR WITHDRAWING GAS FROM SAID HOUSING, WHEREBY THE GAS THUS SUPPLIED IS CAUSED TO FLOW THROUGH A MAJOR PORTION OF THE VERTICAL EXTENT OF SAID HOUSING IN COUNTERCURRENT RELATION TO CATALYST PARTICLES DESCENDING THEREIN, THE IMPROVEMENT WHICH CONSISTS OF THE COMBINATION OF: A PLU-
Claim 2
Dependent Claim
133 words
IN A REGENERATION KILN ADAPTED TO BURN COKE FORM GRANULAR PARTICLES OF PETROLEUM CONVERSION CATALYST, SAID KILN COMPRISING A VERTICAL HOUSING ADAPTED TO CONTAIN A GRAVITATING BED OF CATALYST PARTICLES HAVING A HEIGHT SIG NIFICANTLY GREATER THAN THE WIDTH THEREOF, MEANS FOR CHARGING COKED CATALYST PARTICLES INTO THE UPPER END OF SAID HOUSING, MEANS FOR DISCHARGING REGENERATED CATALYST FROM THE LOWER END OF SAID HOUSING, MEANS NEAR THE LOWER END OF THE SIAD HOUSING FOR SUPPLYING REGENERATING GAS TO SAID HOUSING, MEANS NEAR THE UPPER END OF SAID HOUSING FOR WITHDRAWING GAS FROM SAID HOUSING, WHEREBY THE GAS THUS SUPPLIED IS CAUSED TO FLOW THROUGH A MAJOR PORTION OF THE VERTICAL EXTENT OF SAID HOUSING IN COUNTERCURRENT RELATION TO CATALYST PARTICLES DESCENDING THEREIN, THE IMPROVEMENT WHICH CONSISTS OF THE COMBINATION OF: A PLU-
References Cited (Backward Citations)
US2506545A
Cited
US731682A
Cited
US1995292A
Cited
US2537272A
Cited
US2389493A
Cited
US2440475A
Cited
US2469329A
Cited
US2464257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-09 | 1961-06-10 | 1961-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-09 | 1965-06-10 | 1965-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-09 | 1969-06-10 | 1969-12-10 | $7700.00 | Window Closed / Lapsed |