US4065377A
Expired / Lapsed
US
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Metal anode for electrochemical processes
Assignee: De Nora Deutschland GmbH
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Filing: 1976-11-01
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Granted: 1977-12-27
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Expires: 1996-11-01
Abstract
Abstract An anode for electrochemical processes comprises a basis metal and a new electrochemical active substance for the cover layer, which substance is thallium palladate having the formula TlPd3O4.
Inventors
- 👤 Christine Zollner
- 👤 Gerhard Thiele
- 👤 Dieter Zollner
- 👤 Konrad Koziol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:02
CPC Classifications
C; C01; C01G; C01G55/00; C25; C25B; C25B11/00; C25B11/04; C25B11/051; C25B11/073; C25B11/075
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
37 words
In an anode for electrochemical processes which anode comprises a basis metal and a cover layer, the improvement wherein said cover layer comprises cardinal-red cubic face centered thallium palladate having the formula TlPd 3 O 4 .
Claim 2
Dependent Claim
37 words
In an anode for electrochemical processes which anode comprises a basis metal and a cover layer, the improvement wherein said cover layer comprises cardinal-red cubic face centered thallium palladate having the formula TlPd 3 O 4 .
Claim 3
Dependent Claim
22 words
The anode as defined in claim 1 wherein said cover layer is comprised substantially entirely of said TlPd 3 O 4 .
Claim 4
Dependent Claim
23 words
The anode as defined in claim 1 wherein said cover layer comprises above about 70 percent of said TlPd 3 O 4 .
Claim 5
Dependent Claim
23 words
The anode as defined in claim 1 wherein said cover layer comprises above about 20 percent of said TlPd 3 O 4 .
Claim 6
Dependent Claim
15 words
The anode as defined in claim 1 wherein said basis metal is a valve metal.
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) | 1980-12-26 | 1981-06-27 | 1981-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-12-26 | 1985-06-27 | 1985-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-12-26 | 1989-06-27 | 1989-12-27 | $7700.00 | Window Closed / Lapsed |