US2944007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solids system for transfer line coking of residua
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1956-12-05
•
Granted: 1960-07-05
•
Expires: 1976-12-05
Abstract
No abstract record available.
Inventors
- 👤 Metrailer William Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:06
CPC Classifications
C; C10; C10G; C10G9/00; C10G9/28; C10G9/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
THE PROCESS OF CONVERTING A HYDROCARBON OIL TO LIGHTER HYDROCARBONS AND COKE, WHICH COMPRISES CONTACTING AN OIL FEED IN A REACTION ZONE WITH HOT, PARTICULATE SOLIDS, SEPARATING THE PRODUCT STREAM FROM SAID REACTION ZONE INTO GASEOUS CONVERSION PRODUCTS AND SOLIDS, PASSING SAID SOLIDS INTO A SEMI-PARTITIONED SECTION OF A SOLIDS HOLDUP ZONE, WITHDRAWING SOLIDS FROM SAID SECTION AND PASSING SAID SOLIDS ALONG WITH AN OXYGEN-CONTAINING GAS TO A HEATING ZONE, SEPARATING THE EFFLUENT OF SAID HEATING ZONE TO RECOVER HEATED SOLIDS, PASSING SAID HEATED SOLIDS TO A SECOND SEMI-PARTITIONED SECTION OF SAID HOLDUP ZONE, WITHDRAWING HOT SOLIDS FROM SAID SECOND SECTION AND PASSING SAID SOLIDS TO SAID REACTION ZONE, SOLIDS BEING PASSED FROM ONE SEMI-PARTITIONED SECTION TO THE OTHER IN RESPONSE TO DIFFERENCES IN SOLIDS INVENTORIES BETWEEN SAID SECTIONS.
Claim 2
Dependent Claim
129 words
THE PROCESS OF CONVERTING A HYDROCARBON OIL TO LIGHTER HYDROCARBONS AND COKE, WHICH COMPRISES CONTACTING AN OIL FEED IN A REACTION ZONE WITH HOT, PARTICULATE SOLIDS, SEPARATING THE PRODUCT STREAM FROM SAID REACTION ZONE INTO GASEOUS CONVERSION PRODUCTS AND SOLIDS, PASSING SAID SOLIDS INTO A SEMI-PARTITIONED SECTION OF A SOLIDS HOLDUP ZONE, WITHDRAWING SOLIDS FROM SAID SECTION AND PASSING SAID SOLIDS ALONG WITH AN OXYGEN-CONTAINING GAS TO A HEATING ZONE, SEPARATING THE EFFLUENT OF SAID HEATING ZONE TO RECOVER HEATED SOLIDS, PASSING SAID HEATED SOLIDS TO A SECOND SEMI-PARTITIONED SECTION OF SAID HOLDUP ZONE, WITHDRAWING HOT SOLIDS FROM SAID SECOND SECTION AND PASSING SAID SOLIDS TO SAID REACTION ZONE, SOLIDS BEING PASSED FROM ONE SEMI-PARTITIONED SECTION TO THE OTHER IN RESPONSE TO DIFFERENCES IN SOLIDS INVENTORIES BETWEEN SAID SECTIONS.
References Cited (Backward Citations)
US2362270A
Cited
US2443714A
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US2428715A
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US2471104A
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US2445328A
Cited
US2661324A
Cited
US2829955A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |