US4896835A US07/374,603 US37460389A US4896835A US 4896835 A US4896835 A US 4896835A US 37460389 A US37460389 A US 37460389A US 4896835 A US4896835 A US 4896835A Authority US United States Prior art keywords drum screening screening machine conveyor holding bin Prior art date 1988-07-11 Legal status (The legal status is an assumption and is not a legal conclusion.
Conveyor Belts For Rock Saluteindiain Conveyor belts to move dirt and rock Grinding Mill Patent US4896835 Screening machine Google Patents The angle of the brush axis insures that dirt small rocks and other material will be brushed off and moved off the side of the conveyor belt 121 Materials. quarry rock crushing process
Патент US4896835 Screening machine Google Патенты A screening machine indicated generally at 15 includes a mobile frame screening machine 16 that contains the drum and other components for actually screening the dirt...
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