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. 13, 2014
Filed:
Aug. 26, 2011
Vedagiri Velpari, Monroeville, PA (US);
Jian Meng, Gastonia, NC (US);
Paul A. Westbrook, Shelby, NC (US);
Timothy E. Marsh, Allison Park, PA (US);
Steven Joel Parks, Lexington, NC (US);
Vedagiri Velpari, Monroeville, PA (US);
Jian Meng, Gastonia, NC (US);
Paul A. Westbrook, Shelby, NC (US);
Timothy E. Marsh, Allison Park, PA (US);
Steven Joel Parks, Lexington, NC (US);
PPG Industries Ohio, Inc., Cleveland, OH (US);
Abstract
In some embodiments, the present invention provides 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, a first woven fabric, and a second woven fabric, wherein the pollutant absorbent layer is positioned between the first woven fabric and the second woven fabric.