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. 21, 1999
Filed:
Oct. 29, 1997
Applicant:
Inventors:
Aan Hendrik Klazinga, Amsterdam, NL;
Theodorus Ludovicus Maesen, Amsterdam, NL;
Johannes Anthonius Van Veen, Amsterdam, NL;
Ingrid Maria Van Vegchel, Amsterdam, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ;
U.S. Cl.
CPC ...
208111 ; 208120 ; 208123 ; 208124 ; 502 66 ; 502 79 ;
Abstract
The present invention provides a catalyst comprising a very ultrastable zeolite Y (VUSY) in which less than 15% of the total amount of aluminum (Al) present is octahedrally coordinated; a process for preparing the zeolite; and a hydrocarbon conversion process using the catalyst.