Film-forming means in vacuum system for removing impurities from oils
United States Patent 2076498

Inventors:
Joseph, Farwell
Publication Date:
04/06/1937
View Patent Images:
Download PDF 2076498 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
SF BOWSER & CO INC
Primary Class:
208/184
Other Classes:
208/187, 159/13.300, 208/360, 159/906
International Classes:
C10M175/00