Process for refining oil
United States Patent 2179008

Inventors:
Campbell, Sumner E.
Publication Date:
11/07/1939
View Patent Images:
Download PDF 2179008 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Campbell, Sumner E.
Primary Class:
208/298
Other Classes:
562/33
International Classes:
C10G31/00