US3118499A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Secondary recovery procedure
Assignee: Jersey Production Research Co
•
Filing: 1955-09-27
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Granted: 1964-01-21
•
Expires: 1975-09-27
Abstract
No abstract record available.
Inventors
- 👤 Edward F Johnson
- 👤 Richard E Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:12
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A PROCESS FOR APPLYING WATER DRIVE TO AN UNDERGROUND OIL-BEARING FORMATION WHICH COMPRISES HORIZONTALLY FRACTURING SAID FORMATION AT A LOWER LEVEL THEREIN AROUND AT LEAST ONE WELL; HORIZONTALLY FRACTURING SAID FORMATION AT AN UPPER LEVEL THEREIN AROUND AT LEAST ONE ADDITIONAL WELL SO THAT THE UPPER AND LOWER FRACTURES OVERLAP; FORCING WATER INTO THE FORMAITON THROUGH THE FRACTURES AT ONE LEVEL SO AS TO DRIVE OIL IN SAID FORMATION TOWARD THE FRACTURES AT THE OTHER LEVEL; AND RECOVERING OIL FROM SAID OTHER LEVEL.
Claim 2
Dependent Claim
83 words
A PROCESS FOR APPLYING WATER DRIVE TO AN UNDERGROUND OIL-BEARING FORMATION WHICH COMPRISES HORIZONTALLY FRACTURING SAID FORMATION AT A LOWER LEVEL THEREIN AROUND AT LEAST ONE WELL; HORIZONTALLY FRACTURING SAID FORMATION AT AN UPPER LEVEL THEREIN AROUND AT LEAST ONE ADDITIONAL WELL SO THAT THE UPPER AND LOWER FRACTURES OVERLAP; FORCING WATER INTO THE FORMAITON THROUGH THE FRACTURES AT ONE LEVEL SO AS TO DRIVE OIL IN SAID FORMATION TOWARD THE FRACTURES AT THE OTHER LEVEL; AND RECOVERING OIL FROM SAID OTHER LEVEL.
References Cited (Backward Citations)
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US1885807A
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US2412765A
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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) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |