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:
Nov. 28, 2017
Filed:
Sep. 12, 2013
Jx Nippon Oil & Energy Corporation, Tokyo, JP;
Yoshiyuki Nagayasu, Tokyo, JP;
Kazuaki Hayasaka, Tokyo, JP;
Eri Kosaka, Tokyo, JP;
Koshi Takahama, Tokyo, JP;
JX NIPPON OIL & ENERGY CORPORATION, Tokyo, JP;
Abstract
A process for producing a Fischer-Tropsch synthesis catalyst according to the present invention comprises a step of calcining a carrier precursor containing silica calcined at a temperature Tand a zirconium compound at a temperature Tto obtain a carrier; and a step of calcining a catalyst precursor containing the carrier and a cobalt compound and/or a ruthenium compound at a temperature T, wherein the content of the zirconium compound in the carrier precursor is 0.01 to 7% by mass in terms of zirconium oxide based on the total mass of the catalyst, and T, T, and Tsatisfy conditions represented by expressions (1) to (3):  (1)250° C.≦≦450° C.  (2)250° C.≦≦450° C.  (3).