US3133010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feed segregation in oil shale retorting
Assignee: Union Oil Company of California
•
Filing: 1960-11-17
•
Granted: 1964-05-12
•
Expires: 1980-11-17
Abstract
No abstract record available.
Inventors
- 👤 Glenn E Irish
- 👤 Roland F Deering
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:14
CPC Classifications
C; C10; C10B; C10B53/00; C10B53/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A METHOD OF IMPROVING THE SOLIDS RETORTING RATE OF A PROCESS FOR EDUCTING OIL-PRODUCING HYDROCARBONACEOUS PARTICULATE SOLIDS OF VARYING OIL ASSAYS WHICH COMPRISE: SEGREGATING SAID SOLIDS INTO A LEAN OIL ASSAY PORITON AND A RICH OIL ASSAY PORTION; PASSING SAID LEAN OIL ASSAY PORTION THROGH A NON-COMBUSTIVE RETORT; EDUCTING HYDROCARBONS FROM SAID LEAN OIL ASSAY PORTION BY CONTACTING SAID LEAN OIL ASSAY PORTION WITH AN ESSENTIALLY OXYGEN-FREE HOT EDUCTION GAS IN SAID NON-COMBUTIVE RETORT; COLLECTING OIL AND GAS FROM SAID NON-COMBUSTIVE RETORT; AND SUBJECTING SAID RICH OILS ASSAY PROTION TO EDUCTIN IN AN EDUCTION COMBUSTIVE RETORTING ZONE BY PASSING SAID RICH OIL ASSAY PORTION THROUGH SAID EDUCTION COMBUSTIVE RETORTING ZONE TO EXTRACT HYDROCARBON FUEL VALUES THEREFROM.
Claim 2
Independent Claim
116 words
A METHOD OF IMPROVING THE SOLIDS RETORTING RATE OF A PROCESS FOR EDUCTING OIL-PRODUCING HYDROCARBONACEOUS PARTICULATE SOLIDS OF VARYING OIL ASSAYS WHICH COMPRISE: SEGREGATING SAID SOLIDS INTO A LEAN OIL ASSAY PORITON AND A RICH OIL ASSAY PORTION; PASSING SAID LEAN OIL ASSAY PORTION THROGH A NON-COMBUSTIVE RETORT; EDUCTING HYDROCARBONS FROM SAID LEAN OIL ASSAY PORTION BY CONTACTING SAID LEAN OIL ASSAY PORTION WITH AN ESSENTIALLY OXYGEN-FREE HOT EDUCTION GAS IN SAID NON-COMBUTIVE RETORT; COLLECTING OIL AND GAS FROM SAID NON-COMBUSTIVE RETORT; AND SUBJECTING SAID RICH OILS ASSAY PROTION TO EDUCTIN IN AN EDUCTION COMBUSTIVE RETORTING ZONE BY PASSING SAID RICH OIL ASSAY PORTION THROUGH SAID EDUCTION COMBUSTIVE RETORTING ZONE TO EXTRACT HYDROCARBON FUEL VALUES THEREFROM.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |