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.

Date of Patent:
Jun. 30, 2026

Filed:

May. 26, 2023
Applicants:

Ykk Corporation, Tokyo, JP;

National University Corporation University of Toyama, Toyama, JP;

Inventors:

Mai Mizubayashi, Kurobe, JP;

Naoki Tomono, Kurobe, JP;

Yuka Katayama, Kurobe, JP;

Jingdi Cao, Kurobe, JP;

Noritatsu Tsubaki, Toyama, JP;

Guohui Yang, Toyama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/86 (2006.01); B01J 35/30 (2024.01); B01J 35/40 (2024.01); B01J 35/55 (2024.01); B01J 35/61 (2024.01); B01J 37/00 (2006.01); B01J 37/02 (2006.01); B01J 37/06 (2006.01); B01J 37/14 (2006.01); C07C 1/12 (2006.01);
U.S. Cl.
CPC ...
B01J 23/866 (2013.01); B01J 35/394 (2024.01); B01J 35/40 (2024.01); B01J 35/55 (2024.01); B01J 35/613 (2024.01); B01J 37/0009 (2013.01); B01J 37/0207 (2013.01); B01J 37/0209 (2013.01); B01J 37/06 (2013.01); B01J 37/14 (2013.01); C07C 1/12 (2013.01); B01J 2235/00 (2024.01); B01J 2235/15 (2024.01); B01J 2235/30 (2024.01); C07C 2523/86 (2013.01);
Abstract

A hydrocarbon synthesis catalyst is for reacting a raw material gas including hydrogen and carbon dioxide to convert to hydrocarbons, wherein when elemental analysis of a surface of the hydrocarbon synthesis catalyst to be brought into contact with the raw material gas is performed by energy dispersive X-ray spectroscopy (SEM-EDX), 15 to 65% by mass of Fe, 10 to 40% by mass of O, 0.04 to 30% by mass of Na, 0 to 15% by mass of Ni, and 5 to 30% by mass of Cr are detected.


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