Patent US1611324A successfully refreshed from Google Patents.
Patent US2756044A successfully refreshed from Google Patents.
US2756044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery reclaiming furnace
Assignee: FRANK SCOBY
•
Filing: 1953-06-04
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Granted: 1956-07-24
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Expires: 1973-06-04
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Neumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:48
CPC Classifications
F; F27; F27B; F27B3/00; F27B3/10; F27B3/20; C; C22; C22B; C22B13/00; C22B13/06; F27B14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A FURNACE FOR THE RECOVERY OF METALS FROM ARTICLES CONTAINING SAID METALS AND SELF-SUPPORTING COMBUSTIBLE MATERIALS, COMPRISING; MEANS DEFINING A COMBUSTION CHAMBER, A CONTAINER FOR MOLTEN METAL BELOW SAID COMBUSTION CHAMBER, MEANS TO CONDUCT MOLTEN METAL FROM SAID COMBUSTION CHAMBER TO SAID CONTAINER, SUPPORT MEANS IN SAID CHAMBER ARRANGED TO HOLD SAID ARTICLES ABOVE SAID CONTAINER FOR BURNING SAID COMBUSTIBLES AND MELTING SAID METALS, AND A PASSAGEWAY FOR CONDUCTING HOT GASES FROM SAID COMBUSTION CHAMBER TO AND PAST THE OUTSIDE OF SAID CONTAINER IN HEAT EXCHANGE RELATION THERETO BELOW SAID COMBUSTION CHAMBER WHEREBY TO MAINTAIN METALS IN SAID CONTAINER IN A MOLTEN CONDITION.
Claim 2
Dependent Claim
103 words
A FURNACE FOR THE RECOVERY OF METALS FROM ARTICLES CONTAINING SAID METALS AND SELF-SUPPORTING COMBUSTIBLE MATERIALS, COMPRISING; MEANS DEFINING A COMBUSTION CHAMBER, A CONTAINER FOR MOLTEN METAL BELOW SAID COMBUSTION CHAMBER, MEANS TO CONDUCT MOLTEN METAL FROM SAID COMBUSTION CHAMBER TO SAID CONTAINER, SUPPORT MEANS IN SAID CHAMBER ARRANGED TO HOLD SAID ARTICLES ABOVE SAID CONTAINER FOR BURNING SAID COMBUSTIBLES AND MELTING SAID METALS, AND A PASSAGEWAY FOR CONDUCTING HOT GASES FROM SAID COMBUSTION CHAMBER TO AND PAST THE OUTSIDE OF SAID CONTAINER IN HEAT EXCHANGE RELATION THERETO BELOW SAID COMBUSTION CHAMBER WHEREBY TO MAINTAIN METALS IN SAID CONTAINER IN A MOLTEN CONDITION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-24 | 1960-01-23 | 1960-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-24 | 1964-01-23 | 1964-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-24 | 1968-01-23 | 1968-07-24 | $7700.00 | Window Closed / Lapsed |