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Composition for treating a fluid

  • US 8,349,764 B2
  • Filed: 10/31/2007
  • Issued: 01/08/2013
  • Est. Priority Date: 10/31/2007
  • Status: Expired due to Fees
First Claim
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1. An aggregate composition for treating a fluid containing one or more contaminants, the composition comprising:

  • an insoluble rare earth-containing compound comprising cerium oxide, wherein the insoluble rare earth-containing compound is adhered to a polymer binder, wherein the aggregate composition is in the form of one of a flowable particulate, granule, bead, pellet, powder, or fiber, and wherein the composition has;

    i) less than about 15 wt% of the polymer binder; and

    ii) at least about 75 wt% of the insoluble rare earth-containing compound.

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