Patent US2772214A successfully refreshed from Google Patents.
US2772214A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for hydrogenating and cracking petroleum oils
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1953-12-24
•
Granted: 1956-11-27
•
Expires: 1973-12-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Arthur W Langer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:20
CPC Classifications
C; C10; C10G; C10G47/00; C10G47/32; C10G47/34; C10G65/00; C10G65/02; C10G65/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A HYDROCARBON OIL CONVERSION PROCESS WHICH COMPRISES CATALYTICALLY CRACKING A VIRGIN GAS OIL, SEPARATING THE CRACKED PRODUCT IN A SEPARATION ZONE TO OBTAIN PRODUCT HYDROCARBONS AND MATERIAL BOILING ABOVE 400* F., PARTIALLY HYDROGANATING A PORTION OF SAID MATERIAL BOILING ABOVE 400* F., RECOMBINING THE HYDROGENATED PORTION WITH ANOTHER PORTION OF SAID MATERIAL BOILING ABOVE 400* F., CONVERTING THE RECOMBINED MIXTURE IN LIQUID PHASE UNDER HYDROGEN DONOR DILUENT CRACKING CONDITIONS IN THE ABSENCE OF A CATALYST, AND RETURNING THE CONVERTED MIXTURE TO SAID SEPARATION ZONE.
Claim 2
Dependent Claim
84 words
A HYDROCARBON OIL CONVERSION PROCESS WHICH COMPRISES CATALYTICALLY CRACKING A VIRGIN GAS OIL, SEPARATING THE CRACKED PRODUCT IN A SEPARATION ZONE TO OBTAIN PRODUCT HYDROCARBONS AND MATERIAL BOILING ABOVE 400* F., PARTIALLY HYDROGANATING A PORTION OF SAID MATERIAL BOILING ABOVE 400* F., RECOMBINING THE HYDROGENATED PORTION WITH ANOTHER PORTION OF SAID MATERIAL BOILING ABOVE 400* F., CONVERTING THE RECOMBINED MIXTURE IN LIQUID PHASE UNDER HYDROGEN DONOR DILUENT CRACKING CONDITIONS IN THE ABSENCE OF A CATALYST, AND RETURNING THE CONVERTED MIXTURE TO SAID SEPARATION ZONE.
References Cited (Backward Citations)
US2381522A
Cited
US2426929A
Cited
US2436257A
Cited
US2444131A
Cited
US2467920A
Cited
US2620293A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-27 | 1960-05-28 | 1960-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-27 | 1964-05-28 | 1964-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-27 | 1968-05-28 | 1968-11-27 | $7700.00 | Window Closed / Lapsed |