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:
Oct. 02, 2018
Filed:
Dec. 08, 2016
Applicant:
Res Usa, Llc, Westminster, CO (US);
Inventors:
Dawid J. Duvenhage, Evergreen, CO (US);
Belma Demirel, Clarendon Hills, IL (US);
Assignee:
RES USA, LLC, Westminster, CO (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/78 (2006.01); C10G 2/00 (2006.01); B01J 37/03 (2006.01); B01J 21/08 (2006.01); B01J 35/08 (2006.01);
U.S. Cl.
CPC ...
B01J 23/78 (2013.01); B01J 21/08 (2013.01); B01J 35/08 (2013.01); B01J 37/031 (2013.01); C10G 2/332 (2013.01);
Abstract
A structurally promoted precipitated catalyst containing crystalline silica, at least one chemical promoter selected from the group consisting of alkali metals, and iron, the structurally promoted precipitated catalyst comprising maghemite and hematite catalytic phases, and exhibiting a main reduction peak temperature, as determined by TPR, in the range of from about 210° C. to about 350° C. A method of producing the structurally promoted precipitated catalyst is also provided.