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This still had a pot still type-kettle, but replaced the traditional lyne arm and cooling worm with a vertical column of perforated plates. [7] Although many of the details of Cellier-Blumenthal's column were improved upon in later years, the general concept was to provide the basis for future column still designs. [ 5 ]
The result was more efficient, producing a lighter spirit at higher alcohol content. Coffey patented his design in 1830, and it became the basis for every column still used ever since. His column still became widely popular in Scotland and the rest of the world outside Ireland, where it is known as the "Coffey still" or "Patent Still".
The modern, triple column still at the Belmopan distillery owned by the Perdomo family, Travellers Liquors, Belize. Photo credit-Dan Carey You cannot overwrite this file.
Pot still distillation gives an incomplete separation, but this can be desirable for the flavor of some distilled beverages. If a purer distillate is desired, a reflux still is the most common solution. Reflux stills incorporate a fractionating column, commonly created by filling copper vessels with glass beads to maximize available surface ...
Image 1: Typical industrial distillation towers Image 2: A crude oil vacuum distillation column as used in oil refineries. Continuous distillation, a form of distillation, is an ongoing separation in which a mixture is continuously (without interruption) fed into the process and separated fractions are removed continuously as output streams.
English: Prohibition-era copper still pot, column, and condenser (c. 1920). From the collection of the McCleary Historical Museum, McCleary, Washington. Photo taken at "Stills in the Hills", a 2012 exhibit about bootlegging during the Prohibition era in the United States, at White River Valley Museum, Auburn, Washington.