Method of manufacturing substantially pure rawhide pet products

Details Method of manufacturing substantially pure rawhide pet products Method of manufacturing substantially pure rawhide pet products

1995-01-31

1997-06-03

Yeung, George

Food or edible material: processes, compositions, and products

Products per se, or processes of preparing or treating...

Animal derived material is an ingredient other than extract...

426284, 426516, 426805, A23K 100, A23P 100

Patent

active

056352379

ABSTRACT:
A substantially pure rawhide product and a mechanical method for manufacturing a substantially pure rawhide treat or chew for pets utilizing a double screw extruder with a number of heating zones and interchangeable extrusion dies. The method allows for the use of wet rawhide or rawhide scraps and contemplates the addition of various additives to the rawhide product. Also claimed is a double screw extruder especially adapted for the preparation of substantially pure rawhide treats.

REFERENCES:
patent: 3525124 (1970-08-01), Ocker
patent: 3843757 (1974-10-01), Ehrenfreund et al.
patent: 4260635 (1981-04-01), Fisher
patent: 4702929 (1987-10-01), Lehn et al.
patent: 5047231 (1991-09-01), Spanier et al.
patent: 5149550 (1992-09-01), Mohilef

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