US2599688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resistivity method for determining ore continuity
Assignee: Newmont Corp
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Filing: 1951-01-17
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Granted: 1952-06-10
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Expires: 1971-01-17
Abstract
No abstract record available.
Inventors
- 👤 Arthur A Brant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:25
CPC Classifications
G; G01; G01V; G01V3/00; G01V3/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
THE METHOD OF ESTABLISHING WHETHER OR NOT ORE CONTINUITY EXISTS BETWEEN TWO SPACED ZONES OF ORE OCCURENCE WHEREIN SUCH ZONES ARE SEPARATED BY RELATIVELY BARREN GROUND, SAID METHOD COMPRISING IMPRESSING A CURRENT FLOW OF KNOWN MAGNITUDE BETWEEN A PAIR OF CURRENT ELECTRODES, ONE CURRENT ELECTRODE CONTACTING ONE OF THE ZONES OF ORE OCCURENCE AND THE OTHER CURRENT ELECTRODE CONTACTING THE SURROUNDING GROUND AT A POINT RELATIVELY FAR REMOVED FROM SUCH ZONE OF OCCURRENCE, AND MEASURING THE RESULTING POTENTIAL APPEARING ACROSS A PAIR OF PICK-UP ELECTRODES ONE PICK-UP ELECTRODE CONTACTING THE OTHER ZONE OF ORE OCCURANCE AND THE OTHER PICK-UP ELECTRODE CONTACTING THE SURROUNDING GROUND AT A POINT WELL REMOVED FROM THE SAID CURRENT ELECTRODES.
Claim 2
Independent Claim
114 words
THE METHOD OF ESTABLISHING WHETHER OR NOT ORE CONTINUITY EXISTS BETWEEN TWO SPACED ZONES OF ORE OCCURENCE WHEREIN SUCH ZONES ARE SEPARATED BY RELATIVELY BARREN GROUND, SAID METHOD COMPRISING IMPRESSING A CURRENT FLOW OF KNOWN MAGNITUDE BETWEEN A PAIR OF CURRENT ELECTRODES, ONE CURRENT ELECTRODE CONTACTING ONE OF THE ZONES OF ORE OCCURENCE AND THE OTHER CURRENT ELECTRODE CONTACTING THE SURROUNDING GROUND AT A POINT RELATIVELY FAR REMOVED FROM SUCH ZONE OF OCCURRENCE, AND MEASURING THE RESULTING POTENTIAL APPEARING ACROSS A PAIR OF PICK-UP ELECTRODES ONE PICK-UP ELECTRODE CONTACTING THE OTHER ZONE OF ORE OCCURANCE AND THE OTHER PICK-UP ELECTRODE CONTACTING THE SURROUNDING GROUND AT A POINT WELL REMOVED FROM THE SAID CURRENT ELECTRODES.
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) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |