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:
Dec. 17, 2013
Filed:
Nov. 07, 2007
Carlo Perego, Carnate, IT;
Luigina Maria Flora Sabatino, Milan, IT;
Franco Baldiraghi, Melegnano, IT;
Giovanni Faraci, San Donato Milanese, IT;
Carlo Perego, Carnate, IT;
Luigina Maria Flora Sabatino, Milan, IT;
Franco Baldiraghi, Melegnano, IT;
Giovanni Faraci, San Donato Milanese, IT;
ENI S.p.A., Rome, IT;
UOP LLC, Des Plaines, IL (US);
Abstract
A process is described for producing hydrocarbon fractions which can be used as diesel fuel or as components of diesel fuel, starting from a mixture of a biological origin containing esters of fatty acids possibly with amounts of free fatty acids, which comprises the following steps: 1) hydrodeoxygenation of the mixture of a biological origin; 2) hydroisomerization of the mixture resulting from step (1), after possible purification treatment, said hydroisomerization being effected in the presence of a catalytic system which comprises: a) a carrier of acid nature comprising a completely amorphous micro-mesoporous silico-alumina having a SiO/AlOmolar ratio ranging from 30 to 500, a surface area greater than 500 m/g, a pore volume ranging from 0.3 to 1.3 ml/g, an average pore diameter lower than 40 Å, b) a metallic component containing one or more metals of group VIII, possibly mixed with one or more metals of group VIB.