Patent US3238117A successfully refreshed from Google Patents.
US3238117A
Expired / Lapsed
US
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Crude oil conversion process with coking in the first stage and the subsequent hydrocracking and reforming of the products
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1963-07-03
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Granted: 1966-03-01
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Expires: 1983-07-03
Abstract
No abstract record available.
Inventors
- 👤 Jr William Floyd Arey
- 👤 Jr Charles Newton Kimberlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:09
CPC Classifications
C; C10; C10G; C10G69/00; C10G69/02; C10G69/08; C10G69/10; C10G69/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
85 words
A PROCESS FOR CONVERTING A FEEDSTOCK FROM THE CLASS CONSISTING OF WHOLE PETROLEUM CRUDE OILS AND TOPPED CRUDE OILS TO DESIRED END PRODUCTS WHICH COMPRISES THE STEPS OF SUBJECTING THE ENTIRE FEEDSTOCK TO A COKING STEP, TO FORM A LIQUID PRODUCT BOILING IN THE RANGE BETWEEN 150* F. AND 1000*F., SUBJECTING THE ENTIRE SAID LIQUID PRODUCT OF THE COKING STEP TO HYDROCRACKING AND SUBJECTING THE HEAVY NAPHTHA FRACTION OF THE HYDOCRACKED PRODUCT TO A REFORMING STEP UNDER CONDITIONS RESULTING IN A NET PRODUCTION OF HYDROGEN.
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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |