US3363684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of recovery by increased density fluid
Assignee: Individual
•
Filing: 1964-06-26
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Granted: 1968-01-16
•
Expires: 1984-06-26
Abstract
No abstract record available.
Inventors
- 👤 Buck J Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:58
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/16; E21B43/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A METHOD OF CONDITIONING AN OIL PRODUCING FORMATION HAVING A CONSIDERABLE DIFFERENCE IN ELEVATION, FOR RECOVERY OF OIL, WHICH COMPRISES: OBTAINING WATER IN SUFFICIENT QUANTITY FOR FLOODING THE RESERVOIR, PASSING SAID WATER THROUGH A WATER-SOLUBLE SOLID-PARTICLE FORMATION HAVING A DENSITY GREATER THAN THE DENSITY OF SAID WATER, TO PRODUCE AN ADMIXTURE HAVING A RATIO BY WEIGHT OF SOLID PARTICLES TO LIQUID OF AT LEAST ABOUT ONE TO FOUR, AND SAID ADMIXTURE CONSEQUENTLY HAVING A DENSITY GREATER THAN THE DENSITY OF SAID WATER AND CONSIDERABLY GREATER THAN THE OIL TO BE PRODUCED, DRILLING AT LEAST ONE INPUT WELL TO A LEVEL NEAR THE BOTTOM OF THE OIL PRODUCING FORMATION, TRANSPORTING SAID ADMIXTURE TO SAID INPUT WELL, PUMPING SAID DENSE ADMIXTURE DOWN SAID INPUT WELL UNTIL A SUFFICIENT QUANTITY IS SUPPLIED TO THE OIL PRODUCING FORMATION NEAR THE BOTTOM OF SAID FORMATION, TO FLOAT THE OIL STORED THEREIN TO THE VICINITY OF AN OIL PRODUCING WELL, WHEREBY OIL CAN BE RECOVERED BY SAID OIL PRODUCING WELL WHICH IS NOT OTHERWISE RECOVERABLE.
Claim 2
Independent Claim
169 words
A METHOD OF CONDITIONING AN OIL PRODUCING FORMATION HAVING A CONSIDERABLE DIFFERENCE IN ELEVATION, FOR RECOVERY OF OIL, WHICH COMPRISES: OBTAINING WATER IN SUFFICIENT QUANTITY FOR FLOODING THE RESERVOIR, PASSING SAID WATER THROUGH A WATER-SOLUBLE SOLID-PARTICLE FORMATION HAVING A DENSITY GREATER THAN THE DENSITY OF SAID WATER, TO PRODUCE AN ADMIXTURE HAVING A RATIO BY WEIGHT OF SOLID PARTICLES TO LIQUID OF AT LEAST ABOUT ONE TO FOUR, AND SAID ADMIXTURE CONSEQUENTLY HAVING A DENSITY GREATER THAN THE DENSITY OF SAID WATER AND CONSIDERABLY GREATER THAN THE OIL TO BE PRODUCED, DRILLING AT LEAST ONE INPUT WELL TO A LEVEL NEAR THE BOTTOM OF THE OIL PRODUCING FORMATION, TRANSPORTING SAID ADMIXTURE TO SAID INPUT WELL, PUMPING SAID DENSE ADMIXTURE DOWN SAID INPUT WELL UNTIL A SUFFICIENT QUANTITY IS SUPPLIED TO THE OIL PRODUCING FORMATION NEAR THE BOTTOM OF SAID FORMATION, TO FLOAT THE OIL STORED THEREIN TO THE VICINITY OF AN OIL PRODUCING WELL, WHEREBY OIL CAN BE RECOVERED BY SAID OIL PRODUCING WELL WHICH IS NOT OTHERWISE RECOVERABLE.
References Cited (Backward Citations)
US3125072A
Cited
US1885807A
Cited
US1651311A
Cited
US2880587A
Cited
US2903065A
Cited
US3066732A
Cited
US3104702A
Cited
US3251412A
Cited
US3237692A
Cited
US3227210A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |