Patent ID: 7603964

Claim:
A plurality of animal litter composite particles comprising: a homogeneously agglomerated mixture of(1) a plurality of particles of naturally occurring sodium bentonite; (2) a plurality of particles of at least one light-weighting material, said agglomerated mixture suitable for use as an animal litter; and (3) a plurality of particles of powdered activated carbon (PAC) incorporated into said agglomerated mixture, wherein said agglomerated mixture is agglomerated via a tumble/growth pan agglomeration process and a secondary tumble/growth agglomeration process used in combination with the pan agglomeration process wherein the secondary tumble/growth agglomeration process is selected from the group consisting of a pin mixer process, a mix muller process, a rotary drum process, a batch tumble blending mixer process, a fluid bed process and combinations thereof; wherein the tumble/growth agglomeration processes form composite particles having a porous structure wherein at least a portion of the PAC is positioned towards the center of the particle.