US3134434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Increasing ultimate recovery from gas reservoirs
Assignee: Jersey Production Research Co
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Filing: 1961-06-19
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Granted: 1964-05-26
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Expires: 1981-06-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Lemuel D Wooddy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:38
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A METHOD FOR RECOVERY OF HYDROCARBONS FROM A GAS RESERVOIR PENETRATED BY UP-DIP AND DOWN-DIP WELLS COMPRISING THE STEPS OF: INJECTING FLOOD WATER INTO SAID RESERVOIR THROUGH SAID UP-DIP WELL AND PRODUCING RESERVOIR GAS DISPLACED BY SAID WATER THROUGH SAID DOWN-DIP WELL UNTIL INJECTED WATER HAS COMPLETELY FLOODED SAID RESERVOIR TO RESIDUAL GAS SATURATION; REMOVING A PORTION OF SAID FLOOD WATER WHICH HAS RISEN IN SAID WELLS AS A RESULT OF SAID WATERFLOODING STEP FROM ONE OF SAID WELLS TO REDUCE RESERVOIR PRESSURE; AND THEN PRODUCING RESIDUAL GAS THROUGH ONE OF SAID WELLS BY PRESSURE DEPLETION OF SAID RESERVOIR.
Claim 2
Independent Claim
99 words
A METHOD FOR RECOVERY OF HYDROCARBONS FROM A GAS RESERVOIR PENETRATED BY UP-DIP AND DOWN-DIP WELLS COMPRISING THE STEPS OF: INJECTING FLOOD WATER INTO SAID RESERVOIR THROUGH SAID UP-DIP WELL AND PRODUCING RESERVOIR GAS DISPLACED BY SAID WATER THROUGH SAID DOWN-DIP WELL UNTIL INJECTED WATER HAS COMPLETELY FLOODED SAID RESERVOIR TO RESIDUAL GAS SATURATION; REMOVING A PORTION OF SAID FLOOD WATER WHICH HAS RISEN IN SAID WELLS AS A RESULT OF SAID WATERFLOODING STEP FROM ONE OF SAID WELLS TO REDUCE RESERVOIR PRESSURE; AND THEN PRODUCING RESIDUAL GAS THROUGH ONE OF SAID WELLS BY PRESSURE DEPLETION OF SAID RESERVOIR.
References Cited (Backward Citations)
US2842204A
Cited
US2896719A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |