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. 30, 1989
Filed:
Mar. 02, 1988
Johannes P van den Berg, Amsterdam, NL;
Pierre Grandvallet, Amsterdam, NL;
Andras G Kortbeek, Amsterdam, NL;
Shell Oil Company, Houston, TX (US);
Abstract
A two-stage catalytic conversion process for converting an olefins-containing feed is disclosed which comprises contacting the feed in a first stage under substantially non-oligomerizing conditions with a catalyst comprising at least one metal (X) selected from the group consisting of metals from Groups 1a, 1b, 2a, 2b, 4b, 5b, 6b and 8 of the Periodic Table of the Elements and contacting the effluent from the first stage in the second stage under olefin oligomerization conditions at a temperature which is at least 50.degree. C. above the operating temperature of the first stage with a catalyst comprising at least one metal (Z) selected from the group consisting of metals from Groups 1b, 2a, 2b, 4b, 5b, 6b, and 8 on a mordenite-type of crystalline trivalent metal (Q) silicate.