Process for producing lubricating oils
United States Patent 2006093

Inventors:
Bray, Ulric B.
Swift, Claude E.
Publication Date:
06/25/1935
View Patent Images:
Export Citation:
Assignee:
UNION OIL CO
Primary Class:
Other Classes:
208/324, 208/337, 208/309
International Classes:
C10G21/00