Apparatus > Cooperating comminuting surfaces (e.g., jaw crusher) > Rotary surface (or surfaces) > Axial or radial flow of material (e.g., disc mill, or cone and shell mill) > With moving cooperating surface > Patents

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Class Information
Number: 241/250
Name: Solid material comminution or disintegration > Apparatus > Cooperating comminuting surfaces (e.g., jaw crusher) > Rotary surface (or surfaces) > Axial or radial flow of material (e.g., disc mill, or cone and shell mill) > With moving cooperating surface
Description: Devices in which the rotary surface cooperates with a comminuting surface which moves during the comminuting operation.

Sub-classes under this class:

Class Number	Class Name	Patents
241/251	Both cooperating surfaces rotate	22

Patents under this class:

Patent Number	Title Of Patent	Date Issued
5065948	Apparatus for producing thin flakes	Nov. 19, 1991
4930708	Grinding apparatus	Jun. 5, 1990
4632323	Food grinder	Dec. 30, 1986
3942729	Device for supplying treatment agent to ligno-cellulose containing material	Mar. 9, 1976