US3116545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovering pure metal from insulated scrap wire
Assignee: Individual
•
Filing: 1962-07-03
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Granted: 1964-01-07
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Expires: 1982-07-03
Abstract
No abstract record available.
Inventors
- 👤 Herman L Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:37
CPC Classifications
C; C22; C22B; C22B7/00; C22B7/001; Y; Y02; Y02P; Y02P10/00; Y02P10/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
PROCESS OF RECOVERING HIGH PERCENTAGES OF RELATIVELY PURE METAL FROM SCRAP INSULATED WIRE COMPRISING, (A) ROTATING A ILTED TUBE FURNACE (B) DEPOSITING SCRAP INSULATED WIRE IN THE UPPER END OF THE FURNACE, (C) IGNITING AND BURNING THE INSULATION ON THE SCRAP WIRE, (D) COOLING THE METAL OF THE SCRAP WIERE AS THE INSULATION BURNS, BY TUMBLING THE WIRE PROGRESSIVELY AROUND IN AND DOWN THROUGH THE FURNACE FROM THE UPPER TO THE LOWER END.
Claim 2
Dependent Claim
73 words
PROCESS OF RECOVERING HIGH PERCENTAGES OF RELATIVELY PURE METAL FROM SCRAP INSULATED WIRE COMPRISING, (A) ROTATING A ILTED TUBE FURNACE (B) DEPOSITING SCRAP INSULATED WIRE IN THE UPPER END OF THE FURNACE, (C) IGNITING AND BURNING THE INSULATION ON THE SCRAP WIRE, (D) COOLING THE METAL OF THE SCRAP WIERE AS THE INSULATION BURNS, BY TUMBLING THE WIRE PROGRESSIVELY AROUND IN AND DOWN THROUGH THE FURNACE FROM THE UPPER TO THE LOWER END.
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) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |