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Process of Making Food Products.

Description: Patent for a new process "to make lard and butter substitutes, and other edible fatty products possessing the desired consistency and flavor" (lines 27-30) by hydrogenizing oils and fats. Includes explanation of the process.
Date: December 5, 1916
Creator: Walker, Thomas Bailey
Partner: UNT Libraries Government Documents Department

Centrifugal Separator.

Description: Patent for a centrifuge that can effectively and efficiently separate heavy oils from acids "with which the oil has been mixed or emulsified as a clarifying or decolorizing agent" (lines 14-16), with illustrations.
Date: March 14, 1922
Creator: Paul, Christian F., Jr.
Partner: UNT Libraries Government Documents Department
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