US3202215A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of controlling fluid flow
Assignee: Individual
•
Filing: 1962-06-21
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Granted: 1965-08-24
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Expires: 1982-06-21
Abstract
No abstract record available.
Inventors
- 👤 Alphonso F Stanonis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:35
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/16; E21B43/24; E21B43/2401; E21B43/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A METHOD OF PREVENTING SALT WATER BREAKTHROUGH IN A WELL CONTACTING A FLUID TO BE PRODUCED HAVING A CONTROL FLUID LENS IN CONTACT WITH A SALT WATER TABLE AND WHERE THE NATURAL ELECTRICAL CHARGE OF THE EARTH IS POSITIVE, SAID CONTROL FLUID HAVING AN ELECTRICAL CONDUCTIVITY AND A SPECIFIC GRAVITY LESS THAN THAT OF SALT WATER, COMPRISING THE STEPS OF INSERTING A POSITIVE ELECTRODE WITHIN SAID WELL TO A POINT BELOW THE UPPERMOST LEVEL OF THE FLUID TO BE PRODUCED AND ABOVE SAID SALT WATER TABLE, AND INSERTING A NEGATIVE ELECTRODE WITHIN SAID WELL TO A POINT A SUBSTANTIAL DISTANCE BELOW SAID POSITIVE ELECTRODE, SAID POSITIVE AND NEGATIVE ELECTRODES BEING CONNECTED TO A VOLTAGE SOURCE.
Claim 2
Independent Claim
115 words
A METHOD OF PREVENTING SALT WATER BREAKTHROUGH IN A WELL CONTACTING A FLUID TO BE PRODUCED HAVING A CONTROL FLUID LENS IN CONTACT WITH A SALT WATER TABLE AND WHERE THE NATURAL ELECTRICAL CHARGE OF THE EARTH IS POSITIVE, SAID CONTROL FLUID HAVING AN ELECTRICAL CONDUCTIVITY AND A SPECIFIC GRAVITY LESS THAN THAT OF SALT WATER, COMPRISING THE STEPS OF INSERTING A POSITIVE ELECTRODE WITHIN SAID WELL TO A POINT BELOW THE UPPERMOST LEVEL OF THE FLUID TO BE PRODUCED AND ABOVE SAID SALT WATER TABLE, AND INSERTING A NEGATIVE ELECTRODE WITHIN SAID WELL TO A POINT A SUBSTANTIAL DISTANCE BELOW SAID POSITIVE ELECTRODE, SAID POSITIVE AND NEGATIVE ELECTRODES BEING CONNECTED TO A VOLTAGE SOURCE.
References Cited (Backward Citations)
US2283206A
Cited
US2799641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |