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B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
B02C13/13—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft and combined with sifting devices, e.g. for making powdered fuel
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FR629355D1927-02-111927-02-11Perfectionnement aux appareils destinés au broyage du charbon ou autres matières
ExpiredFR629355A
(fr)