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:
May. 06, 2014
Filed:
Nov. 12, 2004
Karl Schermanz, Launsdorf, AT;
Irene Begsteiger, Deutschlandsberg, AT;
Alessandro Trovarelli, Udine, IT;
Eliana Rocchini, Trieste, IT;
Marzia Casanova, Ravascletto, IT;
Karl Schermanz, Launsdorf, AT;
Irene Begsteiger, Deutschlandsberg, AT;
Alessandro Trovarelli, Udine, IT;
Eliana Rocchini, Trieste, IT;
Marzia Casanova, Ravascletto, IT;
Treibacher Industrie AG, Frauenthal, AT;
Abstract
Catalyst composition represented by the general formula REVO/S wherein RE is at least one of the group of rare earth metals Y, Ce, Pr, Nd, Sm, Gd, Tb, Dy, Er and Yb in an amount of up to 6.0 wt.-%; V is vanadium in an amount of 0.2-2.5 wt.-%; O is oxygen in an amount of up to 3.5 wt.-%; and S is a support containing TiOin an amount of at least 70 wt.-%, with the rest being WOand optionally SiO. This catalyst composition shows high removal efficiencies for NOeven after aging at 750° C.