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:
Sep. 24, 2013
Filed:
Jul. 30, 2010
Bi-zeng Zhan, Albany, CA (US);
Akshay Verma, Richmond, CA (US);
Zunqing He, San Rafael, CA (US);
Zhen Zhou, Emeryville, CA (US);
Marcus Dutra E Mello, Moraga, CA (US);
Sheila Yeh, Orinda, CA (US);
Bi-Zeng Zhan, Albany, CA (US);
Akshay Verma, Richmond, CA (US);
Zunqing He, San Rafael, CA (US);
Zhen Zhou, Emeryville, CA (US);
Marcus Dutra e Mello, Moraga, CA (US);
Sheila Yeh, Orinda, CA (US);
Chevron U.S.A. Inc., San Ramon, CA (US);
Abstract
A denitrification method is disclosed for removing nitrogen compounds from a hydrocarbon feed in which the feed is contacted with an adsorbent including an organic heterocyclic salt deposited on a porous support. Additionally, a method for hydrotreating a hydrocarbon feed which includes a hydroprocessing step is disclosed, wherein prior to hydroprocessing, the feed is contacted with an adsorbent including an organic heterocyclic salt deposited on a support. Additionally, a method for producing a lube oil which includes isomerization dewaxing of a base oil fraction is disclosed, wherein prior to the isomerization dewaxing step, the base oil fraction is contacted with an adsorbent including an organic heterocyclic salt deposited on a support.