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:
Nov. 14, 2017
Filed:
Apr. 29, 2016
Applicant:
Unifrax I Llc, Tonawanda, NY (US);
Inventors:
Amit Kumar, Getzville, NY (US);
Thomas S. Lacki, Alden, NY (US);
Assignee:
Unifrax I LLC, Tonawanda, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
D04H 1/46 (2012.01); F01N 3/28 (2006.01); D21H 13/36 (2006.01); D21H 13/38 (2006.01); D21H 21/14 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2857 (2013.01); D21H 13/36 (2013.01); D21H 13/38 (2013.01); D21H 21/14 (2013.01); Y10T 442/689 (2015.04);
Abstract
A mounting mat for an exhaust gas treatment device includes a wet laid sheet of polycrystalline inorganic fibers that have been physically entangled while the wet laid sheet is still in a wet condition. The exhaust gas treatment device includes a housing, a fragile catalyst support structure resiliently mounted within the housing, and the mounting mat disposed in a gap between the housing and the fragile structure. Additionally disclosed are methods of making a mounting mat for an exhaust gas treatment device and for making an exhaust gas treatment device incorporating the mounting mat.