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. 16, 1985
Filed:
Jan. 16, 1984
Applicant:
Inventors:
R Scott Smith, Baton Rouge, LA (US);
Gerald Z Smith, Jr, Francisville, LA (US);
Assignee:
Ethyl Corporation, Richmond, VA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585856 ; 585866 ; 568 72 ; 568 73 ;
Abstract
Vinylidene olefins are selectively removed from a mixture of olefins containing vinylidene olefins by reacting the mixture with either hydrogen sulfide or a hydrocarbyl mercaptan and then distilling the resultant mixture to obtain a substantially vinylidene olefin-free product.