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. 01, 1991
Filed:
Jun. 04, 1990
Roby Bearden, Jr, Baton Rouge, LA (US);
Clyde L Aldridge, Baton Rouge, LA (US);
Exxon Research & Engineering Company, Florham Park, NJ (US);
Abstract
A method for preparing a sulfided molybdenum catalyst concentrate which method comprises: (a) forming a precursor catalyst concentrate by mixing together: (i) a hydrocarbonaceous oil comprising constituents boiling above about 1050.degree. F.; (ii) a metal compound, said metal being selected from the group consisting of Groups II, III, IV, V, VIB, VIIB, and VIII of the Periodic Table of the Elements, in an amount to provide from about 0.2 to 2 wt. % metal, based on said hydrocarbonaceous oil; and (iii) elemental sulfur in an amount such that the atomic ratio of sulfur to metal is from about 1/1 to 8/1; and (b) heating the mixture to an effective temperature to produce a catalyst concentrate.