US2761512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion and halosilane reaction treatment of a formation to increase production
Assignee: Pure Oil Co
•
Filing: 1954-11-08
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Granted: 1956-09-04
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Expires: 1974-11-08
Abstract
No abstract record available.
Inventors
- 👤 Donald C Bond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:52
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/16; E21B43/24; E21B43/243
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
THE METHOD OF INCREASING THE PERMEABILITY OF AN EARTH FORMATION FOR THE PURPOSE OF INCREASING THE PRODUCTION OF FLUIDS THEREFROM COMPRISING INITIATING IN A WELL DRILLED INTO SAID FORMATION, COMBUSTION OF A COMBUSTIBLE MATERIAL AND AN OXYGEN-CONTAINING GAS, AND CONTROLLING THE CONTENT OF OXYGEN IN SAID GAS SO THAT THE TEMPERATURE ATTAINED WITHIN THE FORMATION IS SAID WELL WILL NOT BE GREATER THAN 600* C., CONTINUING SAID COMBUSTION UNTIL THE FORMATION IS HEATED A SUBSTANTIAL DEPTH AND THEREAFTER INJECTING INTO SAID FORMATION A GASEOUS MEDIUM CONTAINING AN ORGANIC HALOSILANE TO FORM A WATER-RESISTANT FILM WITHIN THE INTERSTICES OF SAID FORMATION.
Claim 2
Independent Claim
100 words
THE METHOD OF INCREASING THE PERMEABILITY OF AN EARTH FORMATION FOR THE PURPOSE OF INCREASING THE PRODUCTION OF FLUIDS THEREFROM COMPRISING INITIATING IN A WELL DRILLED INTO SAID FORMATION, COMBUSTION OF A COMBUSTIBLE MATERIAL AND AN OXYGEN-CONTAINING GAS, AND CONTROLLING THE CONTENT OF OXYGEN IN SAID GAS SO THAT THE TEMPERATURE ATTAINED WITHIN THE FORMATION IS SAID WELL WILL NOT BE GREATER THAN 600* C., CONTINUING SAID COMBUSTION UNTIL THE FORMATION IS HEATED A SUBSTANTIAL DEPTH AND THEREAFTER INJECTING INTO SAID FORMATION A GASEOUS MEDIUM CONTAINING AN ORGANIC HALOSILANE TO FORM A WATER-RESISTANT FILM WITHIN THE INTERSTICES OF SAID FORMATION.
References Cited (Backward Citations)
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Cited
US2469354A
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US2633919A
Cited
US2685930A
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US2670047A
Cited
US2642943A
Cited
US2668592A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |