US2885003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of hydrocarbons from subterranean reservoirs
Assignee: Jersey Production Research Co
•
Filing: 1957-07-19
•
Granted: 1959-05-05
•
Expires: 1977-07-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert L Lindauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:40
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A METHOD FOR RECOVERING HYDROCARBONS FROM A SUBTERRANEAN EARTH RESERVOIR CONTAINING LIQUID HYDROCARBONS, SAID RESERVOIR CONTAINING A FLUID OTHER THAN THE LIQUID HYDROCARBONS IN CONTACT WITH THE LIQUID HYDROCARBONS, WHICH COMPRISES INJECTING INTO SAID RESERVOIR A SUFFICIENT AMOUNT OF A FLUID DIFFERENT FROM THE LIQUID HYDROCARBONS AND THE FLUID IN CONTACT THEREWITH AT A POINT ADJACENT SAID CONTACT TO FORM A LAYER AT LEAST PARTIALLY MISCIBLE WITH THE LIQUID HYDROCARBONS BETWEEN THE LIQUID HYDROCARBONS AND THE FLUID IN CONTACT WITH THE LIQUID HYDROCARBONS, SAID FLUID DIFFERENT FROM THE LIQUID HYDROCARBONS BEING INJECTED INTO THE GAS CAP WHEN THE FLUID OTHER THAN THE LIQUID HYDROCARBONS IN GAS AND INTO THE LIQUID HYDROCARBONS WHEN THE FLUID OTHER THAN THE LIQUID HYDROCARBONS IS WATER, AND PRODUCING SAID LIQUID HYDROCARBONS FROM SAID RESERVOIR AT A POINT REMOVED FROM THE POINT OF CONTACT UNDER SUBSTANTIALLY RESERVOIR CONDITIONS AND UNDER THE NATURAL DRIVE OF THE RESERVOIR WHEREBY INCREASED RECOVERY OF SAID LIQUID HYDROCARBONS IS OBTAINED.
Claim 2
Independent Claim
159 words
A METHOD FOR RECOVERING HYDROCARBONS FROM A SUBTERRANEAN EARTH RESERVOIR CONTAINING LIQUID HYDROCARBONS, SAID RESERVOIR CONTAINING A FLUID OTHER THAN THE LIQUID HYDROCARBONS IN CONTACT WITH THE LIQUID HYDROCARBONS, WHICH COMPRISES INJECTING INTO SAID RESERVOIR A SUFFICIENT AMOUNT OF A FLUID DIFFERENT FROM THE LIQUID HYDROCARBONS AND THE FLUID IN CONTACT THEREWITH AT A POINT ADJACENT SAID CONTACT TO FORM A LAYER AT LEAST PARTIALLY MISCIBLE WITH THE LIQUID HYDROCARBONS BETWEEN THE LIQUID HYDROCARBONS AND THE FLUID IN CONTACT WITH THE LIQUID HYDROCARBONS, SAID FLUID DIFFERENT FROM THE LIQUID HYDROCARBONS BEING INJECTED INTO THE GAS CAP WHEN THE FLUID OTHER THAN THE LIQUID HYDROCARBONS IN GAS AND INTO THE LIQUID HYDROCARBONS WHEN THE FLUID OTHER THAN THE LIQUID HYDROCARBONS IS WATER, AND PRODUCING SAID LIQUID HYDROCARBONS FROM SAID RESERVOIR AT A POINT REMOVED FROM THE POINT OF CONTACT UNDER SUBSTANTIALLY RESERVOIR CONDITIONS AND UNDER THE NATURAL DRIVE OF THE RESERVOIR WHEREBY INCREASED RECOVERY OF SAID LIQUID HYDROCARBONS IS OBTAINED.
References Cited (Backward Citations)
US2742089A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |