Apparatus and method for reducing emissions resulting from raw meal grinding
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United States of America Patent
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Jul 5, 2011
Grant Date -
Feb 11, 2010
app pub date -
Aug 7, 2008
filing date -
Aug 7, 2008
priority date (Note) -
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Abstract
Disclosed is a method for reducing emissions from exhaust gas generated during the grinding and drying of cement raw meal as part of a cement manufacturing process. The invention comprises circuiting the exhaust gas between a raw mill and a clinker cooler. In the clinker cooler at least a portion of said emissions are delivered to a cement kiln in which said emissions are removed by being combusted and/or absorbed.
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