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:
Sep. 13, 1977
Filed:
Feb. 04, 1974
Edgar Koberstein, Alzenau, DT;
Eduard Lakatos, Rhinefelden, Baden, DT;
Deutsche Gold- und Silber-Scheideanstalt vormals Roessler, Frankfurt am Main, DT;
Abstract
A carrier catalyst comprises as the catalytically active component an intermetallic system of at least three metals, wherein at least one of said three metals is selected from the group consisting of (a) ruthenium, rhodium, palladium and platinum, and wherein at least one of said three metals is a base metal selected from the group consisting of (b) aluminum, titanium, chromium, manganese, cobalt and nickel, and further wherein said group (a) metals and said group (b) metals are in an atomic ratio of about 1:4 to 1:1, provided that, when said system contains platinum, rhodium and at least one of said base metals, the atomic ratio is 1:4 to 1:2.4. The catalyst can also contain aluminum.