G - Physics – 01 – N
Patent
G - Physics
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G01N 1/28 (2006.01) B01D 50/00 (2006.01) B07B 9/00 (2006.01) G01N 1/22 (2006.01) G01N 1/34 (2006.01) G01N 1/24 (2006.01)
Patent
CA 2120924
2120924 9306910 PCTABS00021 A sampling apparatus (10) for separating and collecting contaminants contained in an air sample has a first particle separator (18), a second particle separator (20), a coarse filter (22), a denuder (24), a fine filter (26), a semi-volatile organic compound collector (28), a flow rate control device (16), and a vacuum pump (14). The apparatus (10) separates the coarse, intermediate, and fine particles, acid gases, basic gases, volatile organic compounds, and semi-volatile organic compounds at a high flow rate.
Sim & Mcburney
United States Environmental Protection Agency
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