The production of vinegar beer and vinegar beer

摘要

Production (M1) of vinegar by acetic fermentation of beer followed by clarification comprising removing carbon dioxide (CO2) from the beer before fermentation, is new. Independent claims are also included for: (1) beer vinegar with a CO2 content of 2 g/l or less; and (2) apparatus for carrying out (M1), comprising a beer storage vessel (2), a receiver vessel (4) connected to the storage vessel by a pipe (3), and a nitrogen injector (5) mounted on the pipe at a sufficient distance (D) from the receiver vessel to allow good dissolution of nitrogen in the beer.