US2733005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Potentiometric oil reservoir model
Assignee: —
•
Filing: —
•
Granted: 1956-01-31
•
Expires: 1973-01-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:00
CPC Classifications
G; G09; G09B; G09B23/00; G09B23/06; G09B23/08; G09B23/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
131 words
AN APPARATUS FOR EVALUATING FLUID FLOW IN AN OILBEARING FORMATION WHICH COMPRISES A PERMEABILITY MODEL, SAID PERMEABILITY MODEL CORRESPONDING IN AREAL EXTENT AND THICKNESS TO THE AREAL EXTENT AND THICKNESS OF SAID OIL-BEARING FORMATION, THE CONDUCTIVITY PER UNIT AREA OF SAID PERMEABILITY MODEL VARYING WITH THE PERMEABILITY OF SAID OIL-BEARING FORMATION, A POROSITY MODEL, SAID POROSITY MODEL CORRESPONDING IN AREAL EXTENT TO SAID OILBEARING FORMATION, THE RESISTANCE AT ANY POINT OF SAID POROSITY MODEL VARYING WITH THE POROSITY OF SAID OIL-BEARING FORMATION, MEANS FOR ESTABLISHING A VOLTAGE DISTRIBUTION THROUGHOUT SAID PERMEABILITY MODEL WHICH CORRESPONDS TO THE PRESSURE DISTRIBUTION OF SAID OIL-BEARING FORMATION, MEANS FOR DETERMINING THE VOLTAGE GRADIENT AT ANY PARTICULAR POINT ON SAID PERMEABILITY MODEL AND MEANS FOR DETERMINING THE RESISTANCE ON SAID POROSITY MODEL CORRESPONDING TO SAID PARTICULAR POINT.
References Cited (Backward Citations)
GB452573A
Cited
US2423754A
Cited
US2547950A
Cited
US2569816A
Cited
US2569817A
Cited
US2639090A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-30 | 1959-08-01 | 1960-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-30 | 1963-08-01 | 1964-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-30 | 1967-08-01 | 1968-01-31 | $7700.00 | Window Closed / Lapsed |