US3147805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for consolidating an unconsolidated formation
Assignee: Gulf Research and Development Co
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Filing: 1962-01-19
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Granted: 1964-09-08
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Expires: 1982-01-19
Abstract
No abstract record available.
Inventors
- 👤 Robert J Goodwin
- 👤 Paul L Terwilliger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:07
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/02; E21B43/025
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
129 words
A METHOD OF CONSOLIDATING AN UNCONSOLIDATED FORMATION PENETRATED BY THE BOREHOLE OF A WELL, SAID UNCONSOLIDATED FORMATION CONTAINING A COKABLE OIL, COMPRISING DISPLACING AN OXYGEN-CONTAINING GAS DOWN THE BOREHOLE OF THE WELL AND INTO THE FORMATION AT A TEMPERATURE BELOW 225* F. AND FLUX ADAPTED TO AVOID COMBUSTION OF OIL IN THE FORMATION IMMEDIATELY ADJACENT THE BOREHOLE AND CONTINUING TO DISPLACE THE OXYGEN-CONTAINING GAS DOWN THE BOREHOLE OF THE WELL AND INTO THE FORMATION WHILE RAISING THE TEMPERATURE OF THE GAS TO 350* TO 600* F., THE RATE OF RAISING THE TEMPERATURE OF THE OXYGENCONTAINING GAS DISPLACED INTO THE FORMATION BEING ADJUSTED TO AVOID COMBUSTION OF OIL IN THE FORMATION ADJACENT THE BOREHOLE WALL WHEREBY OIL IN THE FORMATION IS COKED TO BOND PARTICLES THEREOF INTO A STRONG MASS.
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |