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:
May. 22, 2007
Filed:
Jul. 08, 2002
Eric Benazzi, Chatou, FR;
Christophe Gueret, St. Romain en Gal, FR;
Eric Benazzi, Chatou, FR;
Christophe Gueret, St. Romain en Gal, FR;
Institut Francais du Petrole, Rueil Malmaison Cedex, FR;
AGIP Petroli S.p.A., Rome, IT;
ENI S.p.A., Rome, IT;
EniTecnolgie SpA, San Donato Milanese Milano, IT;
Abstract
The invention concerns a process for producing middle distillates from an effluent produced by a Fischer-Tropsch unit, comprising optional fractionation to obtain at least one heavy fraction with an initial boiling point in the range 120-200° C., said heavy fraction or said effluent optionally being hydrotreated, then bringing it into contact with a first amorphous hydrocracking/hydroisomerization catalyst that contains at least one noble group VIII metal, the effluent obtained is distilled, then the residual fraction boiling above the middle distillates and/or a portion of the middle distillates is brought into contact with a second amorphous hydrocracking/hydroisomerization catalyst containing at least one noble group VIII metal. The invention also concerns a unit.