US3196003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of making metal strips and sheets from waste metal
Assignee: Commonwealth Engineering Company of Ohio
•
Filing: 1963-01-14
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Granted: 1965-07-20
•
Expires: 1983-01-14
Abstract
No abstract record available.
Inventors
- 👤 William C Jenkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:13
CPC Classifications
C; C22; C22B; C22B5/00; C22B5/02; C22B5/20; C23; C23C; C23C16/00; C23C16/01; Y; Y10; Y10T; Y10T156/00; Y10T156/19; Y10T156/1922; Y10T29/00; Y10T29/30; Y10T29/301
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A PROCESS OF RECOVERING RELATIVELY PURE METAL FROM WASTE METAL WHICH COMPRISES CHEMICALLY CLEANING SAID WASTE METAL, SUBJECTING THE RESULTANT CLEAN METATO TO HEAT WHILE PROTECTED FROM OXIDATION TO THE ACTION OF CARBON MONOXIDE TO PRODUCE METAL CARBONYL, THERAFTER BRINGING THE METAL CARBONYL INTO CONTACT WITH A HEATED ENDLESS BELT SUBSTRATE SURFACE FROM WHICH METAL IS STRIPPABLE AND THERMALLY DECOMPOSING THE METAL CARBONYL TO DEPOSIT METAL
Claim 2
Dependent Claim
66 words
A PROCESS OF RECOVERING RELATIVELY PURE METAL FROM WASTE METAL WHICH COMPRISES CHEMICALLY CLEANING SAID WASTE METAL, SUBJECTING THE RESULTANT CLEAN METATO TO HEAT WHILE PROTECTED FROM OXIDATION TO THE ACTION OF CARBON MONOXIDE TO PRODUCE METAL CARBONYL, THERAFTER BRINGING THE METAL CARBONYL INTO CONTACT WITH A HEATED ENDLESS BELT SUBSTRATE SURFACE FROM WHICH METAL IS STRIPPABLE AND THERMALLY DECOMPOSING THE METAL CARBONYL TO DEPOSIT METAL
References Cited (Backward Citations)
US2159412A
Cited
US2378053A
Cited
US2685121A
Cited
US2612440A
Cited
US2701901A
Cited
US2981128A
Cited
US3042558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |