Patent US3271287A successfully refreshed from Google Patents.
US3271287A
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Apparatus for annealing and electrolytically treating metallic strip
Assignee: Rio Tinto Switzerland AG
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Filing: 1962-11-27
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Granted: 1966-09-06
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Expires: 1982-11-27
Abstract
No abstract record available.
Inventors
- 👤 Post Wolfgang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:05
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/0029; H01G9/0032; C; C21; C21D; C21D9/00; C21D9/52; C21D9/54; C21D9/56; C21D9/62; C25; C25F; C25F3/00; C25F3/02; C25F3/04; H01G9/004; H01G9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
AN APPARATUS FOR TREATING METAL, COMPRISING AN ELECTROLYTIC TREATMENT TANK FOR CONTAINING AN ELECTROLYTE FOR THE ELECTROLYTIC TREATMENT OF THE METAL, MEANS FOR CONTINUOUSLY ADVANCING A CONTINUOUS LENGTH OF METAL LENGTHWISE THROUGH THE ELECTROLYTE IN SAID TANK, TWO ELECTRICAL CONTACT POINTS AT THE ENTRANCE SIDE OF SAID ELECTROLYTIC TANK IN ELECTRICAL CONTACT WITH SAID METAL AND SPACED THERE ALONG TO DEFINE AN ANNEALING ZONE THEREBETWEEN, AND AN INCOMPLETE ELECTRIC CIRCUIT COMPRISING A SOURCE OF ELECTRIC CURRENT HAVING TWO TERMINALS OF OPPOSITE POLARITY, AN ELECTRODE DIPPING INTO SAID ELECTROLYTE, AN ELECTRICAL CONNECTION BETWEEN ONE OF SAID TERMINALS AND SAID ELECTRODE, AN ELEC-
Claim 2
Independent Claim
101 words
AN APPARATUS FOR TREATING METAL, COMPRISING AN ELECTROLYTIC TREATMENT TANK FOR CONTAINING AN ELECTROLYTE FOR THE ELECTROLYTIC TREATMENT OF THE METAL, MEANS FOR CONTINUOUSLY ADVANCING A CONTINUOUS LENGTH OF METAL LENGTHWISE THROUGH THE ELECTROLYTE IN SAID TANK, TWO ELECTRICAL CONTACT POINTS AT THE ENTRANCE SIDE OF SAID ELECTROLYTIC TANK IN ELECTRICAL CONTACT WITH SAID METAL AND SPACED THERE ALONG TO DEFINE AN ANNEALING ZONE THEREBETWEEN, AND AN INCOMPLETE ELECTRIC CIRCUIT COMPRISING A SOURCE OF ELECTRIC CURRENT HAVING TWO TERMINALS OF OPPOSITE POLARITY, AN ELECTRODE DIPPING INTO SAID ELECTROLYTE, AN ELECTRICAL CONNECTION BETWEEN ONE OF SAID TERMINALS AND SAID ELECTRODE, AN ELEC-
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |