US3083764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cellar oil recovery by water displacement
Assignee: Jersey Production Research Co
•
Filing: 1960-09-09
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Granted: 1963-04-02
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Expires: 1980-09-09
Abstract
No abstract record available.
Inventors
- 👤 Merwin H Gaskell
- 👤 Donald C Lindley
- 👤 Jr Frederick M Perkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:57
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/16; E21B43/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
METHOD OF RECOVERY OF CELLAR OIL FROM AN INCLINED RESERVOIR IN WHICH NO NATURAL WATER DRIVE IS PRESENT AND WHICH IS PENETRATED BY A WALL PIPE PERFORATED ALONG A PORTION OF ITS LENGTH LOCATED IN SAID RESERVOIR COMPRISING SIMULTANEOUSLY INJECTING WATER INTO SAID RESERVOIR THROUGH THE LOWERMOST PERFORATIONS IN SAID WELL PIPE TO DISPLACE OIL FROM THE LOWER TO THE UPPER PORTIONS OF SAID RESERVOIR AND INJECTING OIL INTO SAID RESERVOIR THROUGH THE MIDDLE PERFORATIONS IN SAID WELL PIPE AND PRODUCING FLUIDS FROM SAID RESERVOIR THROUGH THE UPPERMOST PERFORATIONS IN SAID
Claim 2
Dependent Claim
91 words
METHOD OF RECOVERY OF CELLAR OIL FROM AN INCLINED RESERVOIR IN WHICH NO NATURAL WATER DRIVE IS PRESENT AND WHICH IS PENETRATED BY A WALL PIPE PERFORATED ALONG A PORTION OF ITS LENGTH LOCATED IN SAID RESERVOIR COMPRISING SIMULTANEOUSLY INJECTING WATER INTO SAID RESERVOIR THROUGH THE LOWERMOST PERFORATIONS IN SAID WELL PIPE TO DISPLACE OIL FROM THE LOWER TO THE UPPER PORTIONS OF SAID RESERVOIR AND INJECTING OIL INTO SAID RESERVOIR THROUGH THE MIDDLE PERFORATIONS IN SAID WELL PIPE AND PRODUCING FLUIDS FROM SAID RESERVOIR THROUGH THE UPPERMOST PERFORATIONS IN SAID
References Cited (Backward Citations)
US2607426A
Cited
US2886108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |