In the process of ethanol production, special attention is paid to the processing of production waste. In particular, distillery stillage contains 6-9% of dry matter. The distillery stillage contains the components that make up the grain raw materials: crude protein, no nitrogenous extractives, fat, fiber, ash, vitamins and microelements. For the effective use of all components of distillery stillage , its multistage processing is performed. The first stage of processing is centrifugation on decanter centrifuges HAUS with separation of cake and centrifuge.