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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
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FR661755D1927-10-081928-09-27Perfectionnements au broyage du ciment et des matières analogues
ExpiredFR661755A
(fr)
Application nouvelle du fibro-ciment, fibro-bois, et autres produits analogues au coffrage des planchers creux en ciment armé et éléments de base employés audit coffrage