Electrochemical processes
Abstract
Abstract D R A W I N G ELECTROCHEMICAL PROCESSES WHEREIN AT LEAST ONE OF THE ELECTRODES AT WHICH ELECTRON TRANSFER OCCURS COMPRISES A MASS OF DISCRETE PARTICLES OF PARTICLE SIZE UP TO 2000U WHICH PARTICLES ARE COMPRISED OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ELECTRICALLY CONDUCTIVE AND PARTIALLY ELECTRICALLY CONDUCTIVE MATERIALS, THE MASS OF PARTICLES BEING SUPPORTED ON A FLUID-PERMEABLE SUPPORT AND WHEREIN A FLUID IS CAUSED TO FLOW UPWARDS THROUGH THE MASS OF PARTICLES IN SUCH A MANNER AS TO IMPART MOVEMENT TO THE PARTICLES, THE DEGREE OF UPWARD MOVEMENT OF THE PARTICLES IN THE FLUID STREAM BEING LIMITED BY A PARTICLE-IMPERMEABLE BARRIER POSITIONED ABOVE THE PARTICLE BED SO THAT THE VOLUME OCCUPIED BY THE PARTICLES IS LESS THAN THE VOLUME WHICH THE PARTICLES WOULD OCCUPY AS A FLUIDISED BED.
Inventors
- 👤 D Salter
- 👤 D Smith
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) | 1976-02-13 | 1976-08-14 | 1977-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-13 | 1980-08-14 | 1981-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-13 | 1984-08-14 | 1985-02-13 | $7700.00 | Window Closed / Lapsed |