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:
Jun. 25, 1996
Filed:
Oct. 13, 1994
Applicant:
Inventors:
Michael L Facker, Bartlesville, OK (US);
Gary R Patton, Bartlesville, OK (US);
Ronald E Miranda, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568697 ;
Abstract
A process for producing a high purity ether product. This process includes utilizing an additive stream, which preferably contains isobutane, to alter compositions of the overhead and bottoms products of an etherification effluent fractionator so that the alcohol concentration in the overhead product is less than that of the azeotropic composition.