Grinding method
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United States of America Patent
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Issued Date -
May 18, 2006
app pub date -
Sep 12, 2003
filing date -
Sep 17, 2002
priority date (Note) -
Abandoned
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Abstract
The invention provides a method of grinding an inorganic particulate material such as calcium carbonate or kaolin in an aqueous suspension, preferably at a solids level below about 50% by weight, wherein the aqueous suspension includes a sub-effective amount of a dispersing agent for the inorganic particulate material.
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