Distillation apparatus with vacuum controlled by rate of distillate flow
Abstract
Abstract DISTILLATION APPARATUS COMPRISES A VESSEL HAVING AN EVAPORATION SECTION INCLUDING A HEATING COIL FOR THE LIQUID TO BE DISTILLED; AND A CONDENSING SECTION INCLUDING A VAPOUR COOLING COIL; A HEATING MEDIUM SUPPLY TO THE HEATING COIL; A PUMP OR AIR EJECTOR FOR CREATING A VACUUM WITHIN THE VESSEL; AND A DISTILLATE OUTLET CONDUIT FROM THE CONDESNING SECTION. THERE ARE PROVIDED A SENSOR FOR SENSING THE RATE OF DISTILLATION OF LIQUID, AND A VALVE TO REGULATE THE VACCUUM WITHIN THE VESSEL, THE VALVE BEING OPERABLE BY THE SENSOR TO REGULATE SAID VACUUM IN ACCORDANCE WITH THE RATE OF DISTILLATIN WHEREBY THE RATE OF EVAPORATION AND CONSEQUENTLY DISTILLATION ARE MAINTAINED AT A DESIRED VALUE.
Inventors
- 👤 Forrest Thompson Randell
Bibliographic Details
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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) | 1974-05-03 | 1974-11-02 | 1975-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-03 | 1978-11-02 | 1979-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-03 | 1982-11-02 | 1983-05-04 | $7700.00 | Window Closed / Lapsed |