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. 02, 2024
Filed:
Jun. 27, 2022
Applicant:
Petróleo Brasileiro S.a.—petrobras, Rio de Janeiro, BR;
Inventors:
Cristina Pontes Bittencourt Quitete, Rio de Janeiro, BR;
Vitor Loureiro Ximenes, Rio de Janeiro, BR;
Marcio De Figueiredo Portilho, Rio de Janeiro, BR;
Assignee:
Petróleo Brasileiro S.A.—Petrobras, Rio de Janeiro, BR;
Primary Examiner:
Int. Cl.
CPC ...
B01J 21/06 (2006.01); B01J 37/02 (2006.01); B01J 37/03 (2006.01); B01J 37/04 (2006.01); B01J 37/08 (2006.01); B01J 37/20 (2006.01); C10L 1/02 (2006.01);
U.S. Cl.
CPC ...
B01J 21/066 (2013.01); B01J 37/0205 (2013.01); B01J 37/03 (2013.01); B01J 37/04 (2013.01); B01J 37/08 (2013.01); B01J 37/20 (2013.01); C10L 1/02 (2013.01); B01J 2523/3712 (2013.01); B01J 2523/47 (2013.01); B01J 2523/48 (2013.01); B01J 2523/62 (2013.01); C10L 2200/0476 (2013.01); C10L 2270/026 (2013.01); C10L 2290/02 (2013.01); C10L 2290/141 (2013.01);
Abstract
The present invention concerns a catalyst and pre-treatment process for acidic charges consisting of sulfated zirconia and cerium for the production of biofuels, characterized in that the catalyst has greater activity and resistance to deactivation with acidic charges.