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B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
B02C15/16—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs with milling members essentially having different peripheral speeds and in the form of a hollow cylinder or cone and an internal roller or cone
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FR40357D1931-06-031931-06-03Procédé et appareil de pulvérisation de matières solides de dureté moyenne
ExpiredFR40357E
(fr)