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US3696003A Expired / Lapsed US ⏱️ 0.0 years remaining

Distillation apparatus

Assignee: Fisons Ltd
•
Filing: 1970-03-11
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Granted: 1972-10-03
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Expires: 1990-03-11
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Abstract

Abstract A distillation apparatus which may be cleaned without having to be dismantled and which is provided with means for preventing overheating in the event of failure in the liquid feed to the boiler which apparatus comprises a boiler provided with heating means which may be shut off by a means of a thermo static switch, a condenser which feeds a resirvoir optionally fitted with a level sensing device so that operation of the apparatus only occurs when the level of distillate in the reservoir falls below a given level, and a syphon which may be actuated to drain distill and from the boiler to permit flushing of the boiler with a cleaning or de-furring liquid which is in turn drained from the boiler by the syphon.

Inventors

  • 👤 Stanley Frederick Fitch
  • 👤 Dara Derrick Phiroz St John

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 18:53
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/42

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-10-03 1976-04-03 1976-10-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-10-03 1980-04-03 1980-10-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-10-03 1984-04-03 1984-10-03 $7700.00 Window Closed / Lapsed

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