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:
Dec. 09, 2014
Filed:
Aug. 14, 2013
Johnson Matthey Public Limited Company, London, GB;
Todd Howard Ballinger, Downingtown, PA (US);
Philip Gerald Blakeman, Philadelphia, PA (US);
Guy Richard Chandler, Cambridge, GB;
Hai-Ying Chen, Conshohocken, PA (US);
Julian Peter Cox, Malvern, PA (US);
Joseph M. Fedeyko, Glen Mills, PA (US);
Alexander Nicholas Michael Green, Baldock, GB;
Paul Richard Phillips, Royston, GB;
Stuart David Reid, Cambourne, GB;
Erich Conlan Weigert, Morgantown, PA (US);
James Alexander Wylie, Royston, GB;
Johnson Matthey Public Limited Company, London, GB;
Abstract
A catalyst composition is provided having a zeolite material of a CHA crystal structure and a silica to alumina mole ratio (SAR) of about 10 to about 25 and preferably having a mean crystal size of at least 1.0 microns; and a non-aluminum base metal (M), wherein said zeolite material contains said base metal in a base metal to aluminum ratio (M:Al) of about 0.10 to about 0.24.