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. 20, 2014
Filed:
Jul. 14, 2011
Vedagiri Velpari, Monroeville, PA (US);
Jian Meng, Gastonia, NC (US);
Dennis Gilmore, Pasadena, CA (US);
Timothy E. Marsh, Allison Park, PA (US);
James Watson, Lake Wylie, SC (US);
Stuart Hellring, Pittsburgh, PA (US);
Paul A. Westbrook, Shelby, NC (US);
Vedagiri Velpari, Monroeville, PA (US);
Jian Meng, Gastonia, NC (US);
Dennis Gilmore, Pasadena, CA (US);
Timothy E. Marsh, Allison Park, PA (US);
James Watson, Lake Wylie, SC (US);
Stuart Hellring, Pittsburgh, PA (US);
Paul A. Westbrook, Shelby, NC (US);
PPG Industries Ohio, Inc., Cleveland, OH (US);
Abstract
In some embodiments, the present invention provide filtration media for the treatment of flue gas streams and methods of making and using the same. In one embodiment, a filtration medium comprises a pollutant absorbent layer comprising a plurality of activated carbon fibers, at least one woven fabric, and at least one non-woven fabric, wherein the pollutant absorbent layer is positioned between the at least one woven fabric and the at least one non-woven fabric.