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Class Information
Number: 241/170
Name: Solid material comminution or disintegration > Apparatus > Loose grinding body comminutor (e.g., ball or rod mills)
Description: Apparatus in which the comminution is effected by a loose comminuting body or bodies. These devices are mostly of the type commonly called ball or rod mills in which loose balls or rods are tumbled with the material within a moving receptacle.


Sub-classes under this class:

Class Number Class Name Patents
241/175 Compound movement receptacle 64
241/184 Grinding bodies 64
241/179 Receptacle structure 56
241/176 Rotating receptacle 46
241/171 With feed and/or discharge 162
241/172 With independent means moving or guiding the material and/or grinding bodies in receptacle 183


Patents under this class:

Patent Number Title Of Patent Date Issued
7216822 Agitator mill May. 15, 2007
6655617 Drive system for a tube mill Dec. 2, 2003
6126097 High-energy planetary ball milling apparatus and method for the preparation of nanometer-sized powders Oct. 3, 2000
6029920 Dispersing apparatus Feb. 29, 2000
5957398 Composite ceramic materials as a pulverization medium and for working parts of a pulverizer Sep. 28, 1999
5934581 Mill for the fine grinding of solid particles in general and, particularly, of solid particles dispersed in a continuous lipid phase Aug. 10, 1999
5927621 Particle size reduction process Jul. 27, 1999
5921477 Apparatus for tissue preparation Jul. 13, 1999
5707861 Disintegrator of living cells Jan. 13, 1998
5607981 Method of manufacture of paint and adhesive rubber from vulcanized rubber Mar. 4, 1997
5593097 Micro media mill and method of its use Jan. 14, 1997
5518187 Method of grinding pharmaceutical substances May. 21, 1996
4840686 Bainitic core grinding rod Jun. 20, 1989
4632316 Method and apparatus for electromagnetically crushing, mixing and stirring substances by changing the electromagnetic field intensity level Dec. 30, 1986
4632315 Method and apparatus for electromagnetically crushing, mixing and stirring substances by employing a mechanical driver Dec. 30, 1986
4620672 Apparatus and method for converting pipeline fine coal slurry to coal water mixture suitable for direct combustion in boilers Nov. 4, 1986
4585538 Method and apparatus of cleaning residual anodes employed for fused-salt electrolysis Apr. 29, 1986
4403742 Use of rod mill for initial stage of solder glass grinding Sep. 13, 1983
4340616 Method for decreasing the wear on a surface Jul. 20, 1982
4313574 Apparatus for the activation of cement Feb. 2, 1982
4250015 Mechanochemical hydrogenation of coal Feb. 10, 1981
4150750 Apparatus for processing vegetable material Apr. 24, 1979
4134557 Device for propelling grinding bodies in a grinding mill Jan. 16, 1979
4134553 Grinding apparatus Jan. 16, 1979
4096666 Rotary seals Jun. 27, 1978
4050897 Reactor apparatus Sep. 27, 1977
3987967 Method of working materials and device for effecting same Oct. 26, 1976
3933316 Mill for comminuting ore material Jan. 20, 1976



 
 
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