US3292701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for consolidating incompetent subsurface formations
Assignee: Gulf Research and Development Co
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Filing: 1963-11-12
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Granted: 1966-12-20
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Expires: 1983-11-12
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 01:06
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/02; E21B43/025; E21B33/00; E21B33/10; E21B33/13; E21B33/138; E21B43/16; E21B43/24; E21B43/25; E21B43/26; E21B43/2605
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
79 words
A METHOD OF CONSOLIDATING AN INCOMPONENT UNDERGROUND OIL-BEARING FORMATION PENETRATED BY THE BOREHOLE OF A WELL COMPRISING INJECTING A GAS DOWN THE WELL AND INTO THE FORMATION AT A RATE CREATING A FRACTURE IN SAID FORMATION, INJECTIN AN INERT GAS AT A TEMPERATURE IN THE RANGE OF 400* TO 1300*F. DOWN THE WELL AND INTO THE FORMATION AT A RATE MAINTAINING THE FRACTURE OPEN TO CONVERT OIL IN SAID FORMATION ADJACENT THE FRACTURE TO COKE TO CONSOLIDATE THE FORMATION.
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |