Abstract

The present invention relates to a mill 20 for grinding rubbish R. The mill 22 comprises at least one grinding chamber 24 defined by a side wall 26 and a floor 26. The mill also comprises at least two rotors 30j and 302 rotatable about respective substantially vertical axes X1 and X2. Each of the rotors 30 comprises a hub 32 and a plurality of chains 34 connected to the hub 32 and designed to sweep over part of the grinding chamber 22 during rotation of the rotor 30.

IPC Classes  ?

• B02C 13/14 - Disintegrating by mills having rotary beater elements with vertical rotor shaft, e.g. combined with sifting devices
• B02C 13/20 - Disintegrating by mills having rotary beater elements with two or more co-operating rotors