PRODUCTION LINE OF HIGHLY DIGESTIBLE COMPOUND FEEDS FOR YOUNG FISH FRY Russian patent published in 2022 - IPC A23N17/00 

FIELD: fish farming.

SUBSTANCE: production line includes production bunkers with dispensers, a crusher, a sifter, a mixer, a steamer, an extruder, a dryer, a vacuum sprayer with nozzles, a cooler. After the steamer, a long-exposure air conditioner is installed. A hopper is installed in front of the mixer, and a hopper is installed under it. After the dryer, a sifter with a hopper is additionally installed to collect the waste fraction, which is sent to the crusher. After the hopper under the mixer, a magnetic separator and a production bunker are installed. The line is equipped with scales, cup elevators, screw conveyors, installations for the introduction of liquid components, which are connected to the nozzles of a vacuum sprayer for applying fat/vitamin supplements to the surface of extruded granules.

EFFECT: invention provides for the creation of highly digestible compound feeds for young fish fry of a given granulometric composition with deep moisture-thermal and barothermomechanical treatment of a protein-carbohydrate complex and increased porosity of extruded granules.

1 cl, 1 dwg