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. 22, 2008
Filed:
Mar. 12, 2003
Applicants:
Rafael M. DE Almeida, Rio de Janeiro, BR;
Jefferson Roberto Gomes, Rio de Janeiro, BR;
Inventors:
Rafael M. de Almeida, Rio de Janeiro, BR;
Jefferson Roberto Gomes, Rio de Janeiro, BR;
Assignee:
Petroleo Brasileiro S.A.-Petrobras, Rio de Janeiro, BR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G 45/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the hydrodesulfurization of cracked olefin streams is described, the process aiming at reducing the sulfur content while at the same time minimizing the hydrogenation degree of said olefins. In order to dilute the added reaction hydrogen, the process makes use of non-reactive compounds such as N, CH, CH, CH, CH, Group VIII noble gases as well as admixtures of same in any amount, in gas or vapor phase.