US2818220A - Vibrating ball mill having baffle plate for ...
Vibrating ball mill having baffle plate for increasing retention time of material in mill Download PDF Info Publication number US2818220A. US2818220A US462298A US46229854A US2818220A US 2818220 A US2818220 A US 2818220A US 462298 A US462298 A US 462298A US 46229854 A US46229854 A US 46229854A US 2818220 A US2818220 A US …