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:
Feb. 28, 2017
Filed:
Oct. 05, 2011
Gordon Gongngai Low, Santa Ana, CA (US);
Michael Glenn Hunter, Orange, CA (US);
Gordon Gongngai Low, Santa Ana, CA (US);
Michael Glenn Hunter, Orange, CA (US);
Haldor Topsoe A/S, Lyngby, DK;
Abstract
A hydrocracking process by the steps of: (a) providing a mixture comprising hydrocarbonaceous feedstock and hydrogen; (b) obtaining a hydrocracked effluent; (c) separating the hydrocracked effluent into a first vapor portion and a first liquid portion; (d) heating the first liquid portion to form a vapourised first liquid portion; (e) feeding the vaporised first liquid portion to a fractionation section producing individual product fractions including a heavy bottom fraction; (f) withdrawing from the fractionation section the heavy bottom fraction; (g) splitting the heavy bottom fraction in a stream for stripping and a heavy bottom fraction recycle stream; (h) stripping the stream for stripping, with a stripping medium, in a counter current stripping column to form an overhead vapor and a stripped liquid; (i) feeding the overhead vapor to the fractionation section, to a recycle stream or to a position upstream the fractionation section.