United States Patent 2899139

Publication Date:
08/11/1959
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Primary Class:
241/19
Other Classes:
241/54, 209/138, 241/4, 241/68
International Classes:
B02C17/00
US Patent References:
2678167Material reduction mills and the operation thereof
2695221Method for forming aggregates from aqueous ore slurries
2712902Disintegrating apparatus having a discharge arranged to separate oversized material from the air-borne material