Patent US2802647A successfully refreshed from Google Patents.
Patent US3147206A successfully refreshed from Google Patents.
US3147206A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocracking process with the use of a hydrogen donor
Assignee: Union Oil Company of California
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Filing: 1962-01-29
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Granted: 1964-09-01
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Expires: 1982-01-29
Abstract
No abstract record available.
Inventors
- 👤 Anthony J Tulleners
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:33
CPC Classifications
C; C10; C10G; C10G47/00; C10G47/32; C10G47/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A PROCESS FOR CONVERTING A RESIDUAL MINERAL OIL FEEDSTOCK BOILING ABOVE ABOUT 800*F. TO LOWER BOILING HYDROCARBONS, WHICH COMPRISES: (A) SUBJECTING SAID FREEDSTOCK TO A NON-CATALYTIC HYDROGEN DONOR TREATMENT AT A TEMPERATURE BETWEEN ABOUT 650* AND 950*F. IN ADMIXTURE WITH A RECYCLE STREAM OF HYDROGEN DONOR HYDROCARBONS DERIVED AS HEREINAFTER DEFINED, SAID HYDROGEN DONOR TREATMENT BEING CARRIED OUT AT A LIQUID HOURLY SPACE VELOCITY OF ABOUT 0.2 TO 10 VOLUMES OF COMBINED LIQUID FEED PER VOLUME OF REACTOR SPACE PER HOUR; (B) FRACTIONATING THE EFFLUENT FROM SAID HYDROGEN DONOR TREATMENT TO RECOVER A DISTILLATE GAS OIL FRACTION AND A HIGH-BOILING BOTTOMS FRACTION; (C) SUBJECTING SID DISTILLATE GAS OIL FRACTION PLUS ADDED HYDROGEN TO CATALYTIC HYDROCACKING IN CONTACT WITH A HYDROCRACKING CATALYST UNDER CONDITIONS OF TEMPERATURE BETWEEN ABOUT 600* AND 850*F. AND PRESSURE BETWEEN ABOUT 400 AND 2,500 P.S.I.G., SAID CONDITIONS BEING CORRELATED TO GIVE ABOUT 20-60 VOLUME-PERCENT CONVERSION TO GASOLINE PER PASS, SAID
Claim 2
Dependent Claim
153 words
A PROCESS FOR CONVERTING A RESIDUAL MINERAL OIL FEEDSTOCK BOILING ABOVE ABOUT 800*F. TO LOWER BOILING HYDROCARBONS, WHICH COMPRISES: (A) SUBJECTING SAID FREEDSTOCK TO A NON-CATALYTIC HYDROGEN DONOR TREATMENT AT A TEMPERATURE BETWEEN ABOUT 650* AND 950*F. IN ADMIXTURE WITH A RECYCLE STREAM OF HYDROGEN DONOR HYDROCARBONS DERIVED AS HEREINAFTER DEFINED, SAID HYDROGEN DONOR TREATMENT BEING CARRIED OUT AT A LIQUID HOURLY SPACE VELOCITY OF ABOUT 0.2 TO 10 VOLUMES OF COMBINED LIQUID FEED PER VOLUME OF REACTOR SPACE PER HOUR; (B) FRACTIONATING THE EFFLUENT FROM SAID HYDROGEN DONOR TREATMENT TO RECOVER A DISTILLATE GAS OIL FRACTION AND A HIGH-BOILING BOTTOMS FRACTION; (C) SUBJECTING SID DISTILLATE GAS OIL FRACTION PLUS ADDED HYDROGEN TO CATALYTIC HYDROCACKING IN CONTACT WITH A HYDROCRACKING CATALYST UNDER CONDITIONS OF TEMPERATURE BETWEEN ABOUT 600* AND 850*F. AND PRESSURE BETWEEN ABOUT 400 AND 2,500 P.S.I.G., SAID CONDITIONS BEING CORRELATED TO GIVE ABOUT 20-60 VOLUME-PERCENT CONVERSION TO GASOLINE PER PASS, SAID
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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |