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. 23, 1991
Filed:
Sep. 14, 1990
Applicant:
Inventors:
Jacques J Dufour, Grand Couronne, FR;
Yves P Jean, Grand Couronne, FR;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
204168 ; 204169 ; 208107 ; 208 18 ; 585953 ;
Abstract
A process is disclosed for increasing the molecular weight of hydrocarbons and/or derivatives thereof by contacting them with an active hydrogen-containing system which comprises generating a hydrogen-containing plasma at a pressure of at least 5 mm and allowing contact of said hydrocarbons and/or derivatives thereof in liquid form with the plasma-generated system and recovering therefrom a product having an increased average molecular weight.