Title:
Method and apparatus for fractionation of hydrocarbons
United States Patent 1804554


Inventors:
Dubbs, Carbon P.
Application Number:
US14789026A
Publication Date:
05/12/1931
Filing Date:
11/12/1926
Assignee:
UNIVERSAL OIL PROD CO
Primary Class:
Other Classes:
55/457, 95/212, 159/4.04, 159/6.1, 159/13.1, 159/13.4, 159/49, 202/158, 261/113
International Classes:
B01D3/30
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