US Patent 9737053 Methods for making appetizing and dentally efficacious animal chews

Described herein are chewable articles intended to be provided to animals for purposes including dental cleaning, breath freshening, nutrition, administration to the animal of beneficial agents, satisfaction of the animal's urge to chew, and general enjoyment by the animal. Also disclosed are apparatus and methods for making such chewable articles, the methods including the use of a processing aid to lubricate the article-forming apparatus, such as extruders, portioners, and molds, and to reduce the power requirements of such apparatus in the forming process.