Co-agglomerated composite materials, methods for making co-agglomerated composite materials, and methods for using co-agglomerated composite materials
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United States of America Patent
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Mar 12, 2019
Grant Date -
Nov 3, 2016
app pub date -
Dec 15, 2014
filing date -
Dec 26, 2013
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Abstract
A composite filter aid may include a first mineral selected from diatomaceous earth and natural glass. The filter aid may also include a second mineral having and aspect ratio greater than about 2:1, and a binder. The filter aid may have a permeability ranging from 0.2 to 20 darcys. A method for making a composite filter aid may include blending a first mineral, a second mineral, and a binder, wherein the first mineral comprises at least one of diatomaceous earth and natural glass, and the second mineral has an aspect ratio greater than about 2:1. The method may further include agglomerating the first mineral and second mineral in the presence of the binder to form the composite filter aid. A method for filtering a beverage may include using the composite filter aid.
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