Foods and beverages: apparatus – Beverage – Post-primary-alcoholic fermentation operations
Patent
1998-04-13
1999-09-14
Alexander, Reginald L.
Foods and beverages: apparatus
Beverage
Post-primary-alcoholic fermentation operations
99276, 99277, 993231, 210474, C12G 108
Patent
active
059505249
ABSTRACT:
An airlock assembly for allowing fermentation gasses to escape from a sealed fermentation vessel and preventing ambient gasses from entering the fermentation vessel and including structure for supporting an activated charcoal filter, or other filter medium, for absorbing organic by-product gasses of the fermentation process.
REFERENCES:
patent: 2181838 (1939-11-01), Tressler
patent: 4423670 (1984-01-01), Tressler
patent: 4517884 (1985-05-01), Tenison
patent: 4842869 (1989-06-01), Forino
Leverentz James Robert
Reitz Christopher J.
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