Resource Type

Centrifugal Separator. (open access)

Centrifugal Separator.

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.
System: The Portal to Texas History