US8353408B2 Centrifugal air classifier Google Patents
As described above, the classifier comprises a casing k whose lower part is formed into a coneshaped hopper h, an air inlet 7 provided in the tangent direction to a cylindrical part of the casing, a fine powder outlet 8 mounted to the top of the casing, a rotor rotational shaft 10 mounted to the almost center in the cylindrical part of the ...
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