US3309141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of leaching subsurface minerals in situ
Assignee: Mobil Oil AS
•
Filing: 1963-06-04
•
Granted: 1967-03-14
•
Expires: 1983-06-04
Abstract
No abstract record available.
Inventors
- 👤 John L Fitch
- 👤 Hurd Billy George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:35
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A METHOD FOR RECOVERING SUBSURFACE MINERAL COMPRISING: (A) LOCATING A POD OF ORE IN A SUBTERRANEAN FORMATION, (B) PERFORMING A GEOLOGICAL SURVEY TO DETERMINE THE DIRECTION OF GREATEST FLUID FLOW IN THE POD OF ORE, (C) DRILLING A PLURALIYT OF WELLS INTO THE FORMATION (D) FLOODING THE POD OF ORE AND THE ADJACENT SURROUNDING FORMATION BY INJECTING AN INERT FLUID THROUGH ONE OR MORE OF THE WELLS, (E) INJECTING AN INERT FLUID VIA XOME OF THE WELLS INTO THE FORMATION ADJACENT TO AND SURROUNDING THE POD OF ORE CONTEMPORANEOUSLY WITH INJECTING A SLUG OF LEACHING SOLVENT VIA A WELL INTO THE POD OF ORE AT AN EXTREMITY OF THE POD OF ORE ALIGNED WITH THE DIRECTION OF GREATEST FLUID FLOW FROM THE REMAINDER OF THE POD OF ORE,
Claim 2
Independent Claim
128 words
A METHOD FOR RECOVERING SUBSURFACE MINERAL COMPRISING: (A) LOCATING A POD OF ORE IN A SUBTERRANEAN FORMATION, (B) PERFORMING A GEOLOGICAL SURVEY TO DETERMINE THE DIRECTION OF GREATEST FLUID FLOW IN THE POD OF ORE, (C) DRILLING A PLURALIYT OF WELLS INTO THE FORMATION (D) FLOODING THE POD OF ORE AND THE ADJACENT SURROUNDING FORMATION BY INJECTING AN INERT FLUID THROUGH ONE OR MORE OF THE WELLS, (E) INJECTING AN INERT FLUID VIA XOME OF THE WELLS INTO THE FORMATION ADJACENT TO AND SURROUNDING THE POD OF ORE CONTEMPORANEOUSLY WITH INJECTING A SLUG OF LEACHING SOLVENT VIA A WELL INTO THE POD OF ORE AT AN EXTREMITY OF THE POD OF ORE ALIGNED WITH THE DIRECTION OF GREATEST FLUID FLOW FROM THE REMAINDER OF THE POD OF ORE,
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) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |