Process for purifying a flow of combustion fumes from a clinker production plant and relative apparatus
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United States of America Patent
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Jul 28, 2015
Grant Date -
Dec 29, 2011
app pub date -
Dec 17, 2009
filing date -
Dec 23, 2008
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Abstract
The present invention concerns a process for purifying a flow of combustion fumes from a clinker production plant comprising the following operating steps: a) removing dust at a temperature comprised between 250 and 400° C. from a flow of combustion fumes exiting from a suspension preheater with formation of a flow of combustion fumes free of dust; b) carrying out on said flow of combustion fumes free of dust a selective catalytic NOx reduction treatment with a reducing agent, with formation of a purified flow of combustion fumes. The present invention also concerns an apparatus for carrying out the aforementioned process.
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