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:
Sep. 06, 1983
Filed:
May. 24, 1982
Applicant:
Inventors:
Margaret I Nemet-Mavrodin, Robbinsville, NJ (US);
Yon-Li Shangkuan, Edison, NJ (US);
Richard L Bobeck, Princeton Junction, NJ (US);
Assignee:
Atlantic Richfield Company, Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
203 14 ; 203 39 ; 203 70 ; 203 84 ; 549529 ; 549541 ;
Abstract
A process for purifying 1,2-butylene oxide which comprises extractive distillation of crude butylene oxide with an added solvent comprising an acyclic, paraffinic hydrocarbon having from 7 to 9 carbon atoms.