Ball mill
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United States of America Patent
Stats
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Mar 14, 1989
Grant Date -
N/A
app pub date -
Mar 13, 1987
filing date -
Mar 18, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A ball mill comprising a container for receiving a material to be pulverized and pulverizing balls, and an agitator including arms rotatable on a vertical axis. The arms carry elongate agitating members extending along and revolvable about the vertical axis. All of the arms are disposed in a position above the material and the balls in the container. The agitating members are arranged substantially equidistantly on a circle or circles around the vertical axis. The container defines gas inlet ports in a bottom region thereof for receiving a gas during a pulverizing operation.
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