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:
Jul. 04, 1995
Filed:
Feb. 22, 1994
Applicant:
Inventor:
Edward M Jones, Jr, Pasadena, TX (US);
Assignee:
Chemica Research & Licensing Company, Pasadena, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
568697 ; 568913 ; 568918 ;
Abstract
Excess alcohol, e.g. methanol contained in a C.sub.4 -C.sub.6 hydrocarbon stream is removed in process using less water and energy than a conventional water wash by subjecting the stream to a first single stage water wash with 2 to 10 wt % water based on the hydrocarbon where most of the alcohol is removed and then washing the raffinate having reduced methanol therefrom subjected to multistage water wash to remove the remainder of the alcohol.