US3329205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal production process for oil wells and method of equipping such wells
Assignee: Individual
•
Filing: 1965-07-02
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Granted: 1967-07-04
•
Expires: 1985-07-02
Abstract
No abstract record available.
Inventors
- 👤 Joe R Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:23
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/16; E21B43/24; E21B43/02; E21B43/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
120 words
A THERMAL PRODUCTION PROCESS FOR WELLS, COMPRISING, INSERTING INTO A WELL BORE A STRING OF TOOLS COMPRISNG A SCREEN LINER AND A GRAVEL PACKING ASSEMBLY DETACHABLY SECURED TO THE UPPER END OF SAID LINER, POSITIONING THE LINER OPPOSITE A PROSPECTIVE PRODUCING FORMATION, DIRECTING A GRAVEL-CARRYING FLUID THROUGH SAID ASSEMBLY DOWNWARDLY INTO THE ANNULUS BETWEEN SAID LINER AND THE WELL BORE WALL, SCREENING OUT THE GRAVEL FROM THE FLUID TO FORM IN SAID ANNULUS A GRAVEL PACK ACCUMULATED UPWARDLY THEREIN TO A PREDETERMINED DEPTH OPPOSITE SAID FORMATION, RETURNING THE GRAVEL-FREE FLUID TO THE SURFACE THROUGH THE WELL ANNULUS ABOVE SAID ASSEMBLY, THEREAFTER DETACHING SAID GRAVEL PACKING ASSEMBLY FROM THE LINER AND WITHDRAWING THE ASSEMBLY FROM THE WELL BORE, CARRYING AN EX-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |