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:
Jun. 27, 2006
Filed:
Dec. 20, 2002
Rafael L. Espinoza, Ponca City, OK (US);
Kandaswamy Jothimurugesan, Ponca City, OK (US);
Ajoy P. Raje, Stillwater, OK (US);
Rafael L. Espinoza, Ponca City, OK (US);
Kandaswamy Jothimurugesan, Ponca City, OK (US);
Ajoy P. Raje, Stillwater, OK (US);
ConocoPhillips Company, Houston, TX (US);
Abstract
The present invention presents an iron-based Fischer-Tropsch catalyst having a low water-gas shift activity and high selectivity and productivity toward a hydrocarbon wax wherein said catalyst comprises iron; silver; sodium, lithium, potassium, rubidium and/or cesium; optionally, calcium, magnesium, boron, and/or aluminum; and a silica structural promoter. The present invention further presents a method of making a precipitated iron-based Fischer-Tropsch catalyst. The present invention still further presents a process for producing hydrocarbons using the iron-based, precipitated Fischer-Tropsch catalyst of the present invention.