US2859174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treating hydrocarbon oils with inert solids and gaseous halogen containing compounds
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1952-04-29
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Granted: 1958-11-04
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Expires: 1972-04-29
Abstract
No abstract record available.
Inventors
- 👤 Clark E Adams
- 👤 Jr Charles N Kimberlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:21
CPC Classifications
C; C10; C10G; C10G9/00; C10G9/28; C10G9/32; C10G11/00; C10G11/02; C10G11/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A PROCESS FOR CONVERTING HIGHER BOILING HYDROCARBONS TO LOWER BOILING HYDROCARBONS IN THE ABSENCE OF A SOLID CATALYST WHICH NEEDS REGENERATION, WHICH COMPRISES CONTACTING HIGHER BOILING HYDROCARBON OIL WITH HOT CATALYTICALLY-INERT SOLID PARTICLES IN A DENSE DRY FLUIDIZED TURBULENT BED MAINTAINED AT AN ACTIVE CRACKING TEMPERATURE ABOVE ABOUT 700*F. AND INTRODUCING A GASEOUS HALOGEN-CONTAINING CATALYST INTO SAID DENSE FLUIDIZED TURBULENT BED TO CONVERT THE HIGHER BOILING HYDROCARBON OIL TO LOWER BOILING HYDROCARBONS AND RECOVERING VAPOROUS CRACKED PRODUCTS OVERHEAD.
Claim 2
Dependent Claim
78 words
A PROCESS FOR CONVERTING HIGHER BOILING HYDROCARBONS TO LOWER BOILING HYDROCARBONS IN THE ABSENCE OF A SOLID CATALYST WHICH NEEDS REGENERATION, WHICH COMPRISES CONTACTING HIGHER BOILING HYDROCARBON OIL WITH HOT CATALYTICALLY-INERT SOLID PARTICLES IN A DENSE DRY FLUIDIZED TURBULENT BED MAINTAINED AT AN ACTIVE CRACKING TEMPERATURE ABOVE ABOUT 700*F. AND INTRODUCING A GASEOUS HALOGEN-CONTAINING CATALYST INTO SAID DENSE FLUIDIZED TURBULENT BED TO CONVERT THE HIGHER BOILING HYDROCARBON OIL TO LOWER BOILING HYDROCARBONS AND RECOVERING VAPOROUS CRACKED PRODUCTS OVERHEAD.
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) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |