US3654098A
Expired / Lapsed
US
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Electrochemical process of coating using a fluidized bed
Assignee: NAT RES DEV
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Filing: 1968-05-01
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Granted: 1972-04-04
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Expires: 1988-05-01
Abstract
Abstract PARTICULARLY FOR USE IN A FLUIDISED PARTICLE ELECTRODE FOR AN ELECTROCHEMICAL CELL SUCH AS A ZINC/AIR BATTERY, A METHOD OF PRODUCING PARTICLES OF SUBSTANTIALLY UNFORM SHAPE COMPRISES ELECTROCHEMICALLY DEPOSITING SURFACE METAL ON TO SUBSTANTIALLY UNIFORM PARTICLES WHICH FORM A FLUIDISED BED ELECTRODE IN A PLATING BATH. THE PARTICLES MAY COMPRISE NON-METALLIC CORES WHICH ARE COATED WITH A THIN METALLIC COATING ELECTROLESSLY, OR BY A VACUUM DEPOSITION TECHNIQUE, BEFORE BEING INTRODUCED INTO THE PLATING BATH.
Inventors
- 👤 John Rayner Backhurst
- 👤 Francis Goodridge
- 👤 Raymond Ernest Plimley
- 👤 Martin Fleischmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:32
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/04; H01M4/0402; H01M4/0404; C; C25; C25B; C25B15/00; C25B9/00; C25B9/40; C25B9/43; C25D; C25D5/00; C25D5/08; C25D7/00; G; G01; G01R; G01R19/00; G01R19/04; H01M4/0438; H01M4/045; H01M4/0452; H01M4/86; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1975-04-04 | 1975-10-04 | 1976-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-04 | 1979-10-04 | 1980-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-04 | 1983-10-04 | 1984-04-04 | $7700.00 | Window Closed / Lapsed |