RHEOLOGY MODIFIERS FOR SLURRIES HANDLING AND STORAGE
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United States of America Patent
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Issued Date -
Oct 30, 2008
app pub date -
Apr 30, 2007
filing date -
Apr 30, 2007
priority date (Note) -
Abandoned
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Abstract
An improvement, of the technology for the reduction of viscosity of mineral slurries of high solids content using rheology modifiers during the preparation of slurries to be handled and stored. The improvement includes first, the addition of a combination of organic polymers and/or surfactants (dispersants) for the reduction of the viscosity of mineral slurries, and second, the addition of a stabilizer or thickener (shear thinning type of polymers) of a predetermined type and amount of these rheology modifiers.
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