B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
Dispositif assurant la mise en giration et la repartition circonferentielle reguliere des matieres transportees pneumatiquement dans une gaine cylindrique et son application notamment aux bruleurs et aux repartiteurs