Patent US3288569A successfully refreshed from Google Patents.
US3288569A
Expired / Lapsed
US
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Process for the recovery of metals
Assignee: Susquehanna-Western Inc
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Filing: 1963-08-12
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Granted: 1966-11-29
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Expires: 1983-08-12
Abstract
No abstract record available.
Inventors
- 👤 Angus V Henrickson
- 👤 George C Kane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:11
CPC Classifications
C; C22; C22B; C22B3/00; Y; Y02; Y02P; Y02P10/00; Y02P10/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
THE PROCESS FOR THE RECOVERY OF METALS SELECTED FROM THE GROUP CONSISTING OF URANIUM, ZIRCONIUM AND MOLYBDENUM FROM ORES OF SAID METALS CONTAINED IN CARBONACEOUS MATERIAL WHICH COMPRISES: AGGLOMERATING THE ORE-CONTAINING MATERIAL TO FORM POROUS NODULES; FORMING A PERCOLATION LEACH BED OF THE NODULES; LEACHING THE METAL FROM THE NODULES BY PERCOLATION LEACHING WITH A LEACHING AGENT; AND RECOVERING THE METAL FROM THE LEACH LIQUOR.
Claim 2
Dependent Claim
65 words
THE PROCESS FOR THE RECOVERY OF METALS SELECTED FROM THE GROUP CONSISTING OF URANIUM, ZIRCONIUM AND MOLYBDENUM FROM ORES OF SAID METALS CONTAINED IN CARBONACEOUS MATERIAL WHICH COMPRISES: AGGLOMERATING THE ORE-CONTAINING MATERIAL TO FORM POROUS NODULES; FORMING A PERCOLATION LEACH BED OF THE NODULES; LEACHING THE METAL FROM THE NODULES BY PERCOLATION LEACHING WITH A LEACHING AGENT; AND RECOVERING THE METAL FROM THE LEACH LIQUOR.
References Cited (Backward Citations)
US2982602A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |