04900572 is referenced by 71 patents and cites 15 patents.

The present invention presents a dual-textured pet food as well as a multi-orifice coextrusion apparatus and method for the use of the multi-orifice coextrusion apparatus for preparing the dual-textured pet food of the invention. The multi-orifice coextrusion apparatus of the present invention feeds a first extruded material through a plurality of inner openings, and a second extruded material through a plurality of outer, annular openings, the inner openings and the annular openings converging to enable formation of a center-filled extrudate at a plurality of extrusion orifices. The present invention also presents a means of configuring the orifices to maintain substantially uniform distribution and volumetric flow of the second extruded material about the first extruded material across the cross section of the orifices.

Title
Multi-orifice coextrusion method
Application Number
7/90699
Publication Number
4900572
Application Date
August 28, 1987
Publication Date
February 13, 1990
Inventor
Pradeep G Kanade
Algonquin
IL, US
Kenneth M Repholz
Crystal Lake
IL, US
Agent
St Onge Steward Johnston & Reens
Assignee
Quaker Oats Company
IL, US
IPC
A23K 1/00
A23P 1/12
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