The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 25, 1978
Filed:
Sep. 13, 1976
Applicant:
Inventors:
Clyde Edward Baxter, Angleton, TX (US);
Arthur Emilio Gurgiolo, Lake Jackson, TX (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208333 ; 2606 / ;
Abstract
A process for the separation of aromatic hydrocarbon compounds from mixtures thereof with non-aromatic hydrocarbon compounds wherein the mixtures are contacted with an ethoxylated alkane polyol solvent having a number average molecular weight range from about 250 to about 1100 to form an extract containing the aromatics and separating the extract from the non-aromatic compounds.