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:
Oct. 09, 1979
Filed:
Oct. 25, 1978
Applicant:
Inventors:
Martial Atlani, Paris, FR;
Vincent Corso, Versailles, FR;
Claude Wakselman, Villebon, FR;
Roben Loutaty, Le Havre, FR;
Charles Yacono, Le Havre, FR;
Assignees:
Compagnie Francaise de Raffinage, Paris, FR;
Agence Nationale de Valorisation de la Recherche (ANVAR), Neuilly sur Seine, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ;
U.S. Cl.
CPC ...
208326 ; 585856 ;
Abstract
Process for the extraction of diene or aromatic hydrocarbons from petroleum hydrocarbon fractions employing sulfonamides as solvents. Also described are new sulfonamides useful as solvents for the extraction process.