IN-PROCESS ADDITION OF PROPERTY-ENHANCING ADDITIVES TO COAL COMBUSTION PRODUCTS USED IN CEMENTICIOUS MATERIALS
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United States of America Patent
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Issued Date -
May 23, 2013
app pub date -
Jan 14, 2013
filing date -
Sep 24, 2009
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Abandoned
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Abstract
In-process systems and methods for treating coal combustion products with property-enhancing additives are disclosed. Coal combustion products such as fly ash are collected upon their formation and are contemporaneously treated with additives such as dispersants, rheology modifiers, retarders and accelerators to improve properties of the treated products when they are used in cement, concrete, mortar and other hydraulic mixtures.
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