Freeze dryer and method for the operation of a freeze drier

摘要

In the case of a freeze dryer, the products to be frozen covers are treated by means of suitable to be frozen. Also, the time required for the cleaning and sterilization of the freeze drier by means of a suitable cleaning nozzle, by flush vibrator roller, by drying nozzles as well as by the use of sodium hydroxide solution and / or hydrogen peroxide is shortened.