Electrode structure
Abstract
Abstract AN ELECTRODE, SUITABLE FOR USE IN AN ANODE ASSEMBLY OF A CELL FOR THE ELECTROLYSIS OF ALKALI METAL HALIDE SOLUTIONS WHICH COMPRISES A MULTI-LAYERED, PLATE-LIKE STRUCTURE, SUBSTANTIALLY RECTANGULAR IN SHAPE. THIS STRUCTURE IS FORMED OF AN INNER PLATE OF AN ELECTRICALLY CONDUCTIVE MATERIAL, SUCH AS ALUMINUM, COPPER, OR IRON. THIS INNER PLATE IS ENCAPSULATED WITHIN TWO OUTER PLATES OF A VALVE METAL, SUCH AS TITANIUM, TANTALUM, OR NIOBIUM. THE TWO OUTER PLATES ARE IDSCONTINUOUSLY BONDED TO THE INNER PLATE BY EFFECTING A FUSION OF THAT PORTION OF THE INNER PLATE AT THE BOND THE THE OUTER PLATE, WITH NO SUBSTANTIAL FUSING OF THE OUTER PLATE. THE EXTERIOR OF THESE OUTER PLATES IS COVERED WITH AN ELECTRICALLY ACTIVE COATING OF A NOBLE METAL, NOBLE METAL ALLOY, NOBLE METAL OXIDE, OR MIXTURES THEREOF.
Inventors
- 👤 W Ruthel
- 👤 Long J De
Bibliographic Details
Claims Analysis
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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) | 1976-09-24 | 1977-03-26 | 1977-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-24 | 1981-03-26 | 1981-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-24 | 1985-03-26 | 1985-09-25 | $7700.00 | Window Closed / Lapsed |