Solid material comminution or disintegration – Apparatus – With temperature modification of material
Patent
1992-05-01
1993-11-02
Smith, Scott
Solid material comminution or disintegration
Apparatus
With temperature modification of material
241172, 241184, B02C 1716
Patent
active
052577422
ABSTRACT:
An ultrafine grinding mill in which fed material flows down through an agitated bed composed of small grinding medium characterized in that the ultrafine grinding mill comprises a vertically arranged cylindrical housing, a net member having a mesh size preventing the grinding medium from passing therethrough and arranged at the bottom of the cylindrical housing, a rotary shaft arranged on a central axis of the cylindrical housing, and agitating blades mounted at several stages on the rotary shaft, and in that both a gap between the tip of each agitating blade and the inner surface of the cylindrical housing and a gap between the agitating blade of the lowermost stage and the net member are not more than 2/3 the diameter of the grinding medium at room temperature.
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Abe Manabu
Naitoh Sadayuki
Takahashi Hiroyuki
Yashima Saburoh
Fimatec Ltd.
Smith Scott
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