US3058906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic hydrocracking of nitrogenous feed stocks
Assignee: Universal Oil Products Co
•
Filing: 1959-09-25
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Granted: 1962-10-16
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Expires: 1979-09-25
Abstract
No abstract record available.
Inventors
- 👤 Laurence O Stine
- 👤 Kenneth D Vesely
- 👤 Jack R Schoenfeld
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:47
CPC Classifications
C; C10; C10G; C10G47/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN THE HYDROGENATIVE CRACKING OF A NITROGEN-CONTAINING, RELATIVELY HIGH BOILING HYDROCARBON CHARGE TO YIELD A LOWER BOILING PRODUCT BY SUBJECTING SAID CHARGE TO CONTACT IN A CONVERSION ZONE AT A TEMPERATURE OF FROM ABOUT 300* TO ABOUT 750*F., A PRESSURE OF FROM ABOUT 10 TO ABOUT 200 ATMOSPHERES, AND AN HOURLY LIQUID SPACE VELOCITY OF FROM ABOUT 0.1 TO ABOUT 3, IN THE PRESENCE OF HYDROGEN IN AN AMOUNT OF FROM ABOUT 500 TO ABOUT 20,000 STANDARD CUBIC FEET PER BARREL OF CHARGE, WITH A SILICA-ALUMINA COMPOSITE CONTAINING PLATINUM, THE IMPROVEMENT WHICH COMPRISES INTRODUCING TO SAID CONVERSION ZONE AN ORGANIC CHLORIDE AND WATER SUBSTANTIALLY CONCURRENTLY WITH SAID NITROGEN-CONTAINING CHARGES.
Claim 2
Dependent Claim
109 words
IN THE HYDROGENATIVE CRACKING OF A NITROGEN-CONTAINING, RELATIVELY HIGH BOILING HYDROCARBON CHARGE TO YIELD A LOWER BOILING PRODUCT BY SUBJECTING SAID CHARGE TO CONTACT IN A CONVERSION ZONE AT A TEMPERATURE OF FROM ABOUT 300* TO ABOUT 750*F., A PRESSURE OF FROM ABOUT 10 TO ABOUT 200 ATMOSPHERES, AND AN HOURLY LIQUID SPACE VELOCITY OF FROM ABOUT 0.1 TO ABOUT 3, IN THE PRESENCE OF HYDROGEN IN AN AMOUNT OF FROM ABOUT 500 TO ABOUT 20,000 STANDARD CUBIC FEET PER BARREL OF CHARGE, WITH A SILICA-ALUMINA COMPOSITE CONTAINING PLATINUM, THE IMPROVEMENT WHICH COMPRISES INTRODUCING TO SAID CONVERSION ZONE AN ORGANIC CHLORIDE AND WATER SUBSTANTIALLY CONCURRENTLY WITH SAID NITROGEN-CONTAINING CHARGES.
References Cited (Backward Citations)
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US2642384A
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US2717230A
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US2943049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |