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:
Mar. 21, 2017
Filed:
Sep. 23, 2009
Applicants:
Glenn David Alexander, Dunedin, NZ;
Joseph Anthony Salpietra, Jr., Shreveport, LA (US);
Inventors:
Glenn David Alexander, Dunedin, NZ;
Joseph Anthony Salpietra, Jr., Shreveport, LA (US);
Assignee:
Ellis Fibre USA, Shreveport, LA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2006.01); F24C 15/20 (2006.01); B01D 39/16 (2006.01);
U.S. Cl.
CPC ...
F24C 15/2035 (2013.01); B01D 39/163 (2013.01); B01D 39/1615 (2013.01); B01D 2239/0654 (2013.01); B01D 2239/08 (2013.01);
Abstract
A filter assembly includes a filter pad comprising fibers including natural, synthetic and/or hybrid fibers. In particular embodiments, the filter pad comprises wool fibers. The filter assembly also includes a bonding emulsion, wherein the bonding emulsion comprises casein resin. The filter assembly also includes a structural support. In particular embodiments, at least a portion of the fibers are treated with a solution that is fire resistant or fire retardant.