Patent ID: 6645271
Filing Date: 2003-11-11
Classification: B01D,B01J,Y10S

Abstract:
A method of filtering a contaminant from a gas phase, the method comprising:(a) installing a contaminant removal article in a pathway for a gas phase, the device comprising: (i) a body having a thickness of at least 1 cm; (ii) a plurality of passages extending through the body in a side-by-side array, the passages having a cross-sectional width of no more than about 5 mm, the passages baying an interior surface area and a coating substantially covering the passages within the body; (iii) the coating comprising a polymeric binder and an adsorbent particulate, the coating having a thickness of no more than about 0.5 mm; (iv) the article free of catalytic activity; (b) contacting an input gas stream with the article, the input gas stream containing at least about 1000 ppm of a contaminant; and (c) after contacting, obtaining an output gas stream, the output gas stream containing no more than 10% of the contaminant from the input gas stream.