Patent ID: 7374115

Claim:
An agitating ball mill, comprising: a grinding chamber containing grinding media; a stator and a rotor which are arranged in the grinding chamber, said rotor being essentially shaped as a disk, said stator being formed by an inner surface of the grinding chamber, said inner surface presenting a shape which essentially compliments the rotor surface, the rotor and the stator each having pins arranged over an entire respective surface thereof which extend from the respective surface and project into the processing space; structure defining a grinding material input opening and a grinding material output opening for feeding and removing grinding material to or from the grinding chamber, the grinding material input opening being arranged in a radially outer peripheral area of the grinding chamber, and the grinding material output opening being arranged in a radially inner area of the grinding chamber; and a grinding medium separation device, arranged in the grinding chamber upstream from the output opening, used to separate grinding media entrained in the grinding material from the grinding material before the grinding material is removed from the grinding space through the output opening.