US2965562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocracking hydrocarbon oils with a catalyst composite, comprising chromium sesquioxide and reduced cupric oxide
Assignee: Phillips Petroleum Co
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Filing: 1957-12-09
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Granted: 1960-12-20
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Expires: 1977-12-09
Abstract
No abstract record available.
Inventors
- 👤 Lloyd E Gardner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:38
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/76; B01J23/84; B01J23/85; B01J23/86; B01J23/868; C; C10; C10G; C10G47/00; C10G47/02; C10G47/04; C10G47/10; C10G47/12; C10G47/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
131 words
A PROCESS FOR HYDROCRACKING HYDROCARBON OILS BOILING ABOVE 700*F., EMPLOYING THE STEPS OF CHARGING A CATALYST AND SAID HYDROCARBON OIL TO A CONTACTING ZONE, CONTACTING SAID OIL WITH SAID CATALYST AT A TEMPERATURE IN THE RANGE FROM 750 TO 900*F., A PRESSURE FROM 500 TO 5,000 P.S.I.G., A LIQUID HOURLY SPACE VELOCITY OF FROM 0.25 TO 5, IN THE PRESENCE OF FROM 500 TO 10,000 CUBIC FEET OF HYDROGEN FOR EACH BARREL OF OIL CHARGED, THE SAID CATALYST BEING A PRODUCT RESULTING FROM THE REDUCTION IN A REDUCING ATMOSPHERE OF A MIXTURE COMPRISING 1 TO 5 PARTS BY WEIGHT OF CHOMIUM SESQUIOXIDE WITH 99 TO 95 PARTS BY WEIGHT OF CUPRIC OXIDE, THE REDUCTION BEING EFFECTED UNTIL AT LEAST 50 WEIGHT PERCENT OF THE CUPRIC OXIDE IS REDUCED TO METALLIC COPPER.
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) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |