Patent US2099679A successfully refreshed from Google Patents.
US3134433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of secondary recovery of hydrocarbons
Assignee: ConocoPhillips Co
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Filing: 1960-01-14
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Granted: 1964-05-26
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Expires: 1980-01-14
Abstract
No abstract record available.
Inventors
- 👤 Philip E Bocquet
- 👤 John N Dew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:25
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
AN IMPROVED METHOD FOR THE RECOVERY OF IN SITU HYDROCARBONS FROM A SUBTERRANEAN RESERVOIR TRAVERSED BY AN INJECTION WELL BORE AND A RECOVERY WELL BORE COMPRISING INJECTING ALTERNATE VOLUMES OF WATER, AND HYDROCARBONS OF SUCCESSIVELY REDUCED VISCOSITY THROUGH SAID INJECTION WELL BORE INTO THE RESERVOIR TO DISPLACE HYDROCARBONS WITHIN THE RESERVOIR TOWARD SAID RECOVERY WELL BORE, AND PRODUCING IN SITU HYDROCARBONS THROUGH SAID RECOVERY WELL BORE TO THE SURFACE.
Claim 2
Dependent Claim
69 words
AN IMPROVED METHOD FOR THE RECOVERY OF IN SITU HYDROCARBONS FROM A SUBTERRANEAN RESERVOIR TRAVERSED BY AN INJECTION WELL BORE AND A RECOVERY WELL BORE COMPRISING INJECTING ALTERNATE VOLUMES OF WATER, AND HYDROCARBONS OF SUCCESSIVELY REDUCED VISCOSITY THROUGH SAID INJECTION WELL BORE INTO THE RESERVOIR TO DISPLACE HYDROCARBONS WITHIN THE RESERVOIR TOWARD SAID RECOVERY WELL BORE, AND PRODUCING IN SITU HYDROCARBONS THROUGH SAID RECOVERY WELL BORE TO THE SURFACE.
References Cited (Backward Citations)
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Cited
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US2867277A
Cited
US2897894A
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US2927637A
Cited
US2988142A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |