Tube grinder and method for comminuting lumpy grinding stock
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United States of America Patent
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Jul 11, 2006
Grant Date -
Feb 10, 2005
app pub date -
Nov 28, 2002
filing date -
Nov 29, 2001
priority date (Note) -
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Abstract
The invention relates to a rotary tube mill and to a method of comminuting lumpy mill feed material, in which at least a first and a second grinding chamber as well as a co-rotating partition disposed between the grinding chambers are used. The material ground in the first grinding chamber is divided in the partition into first and second part-quantities of mill feed material, whereby at least a part of the second part-quantity of mill feed material proceeds into the second grinding chamber and at least the first part-quantity of the mill feed material is discharged separately from the tube mill.
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