Інститут Геотехнічної Механіки Ім. М.С. Полякова Нан України
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Priority to UAU201210194UpriorityCriticalpatent/UA77434U/en
Publication of UA77434UpublicationCriticalpatent/UA77434U/en
A roller classifier consists of a body with rollers and a vibration exciter mounted on elastic supports. The rollers have different diameters and are installed by turn so that the upper point of the working surface of the rollers is located in the same plane parallel to the planes passing through the axes of rotation of the rollers of the same diameter.