METHOD FOR MERCURY REMOVAL FROM FLUE GAS STREAMS
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United States of America Patent
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Issued Date -
Oct 11, 2007
app pub date -
Mar 29, 2006
filing date -
Mar 29, 2006
priority date (Note) -
Abandoned
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Abstract
The method for removing mercury from a flue gas stream of the present invention is comprised of first treating a sorbent with a metal halide, and then contacting a sufficient amount of the sorbent with a gas stream for a sufficient amount of time to bind with a desired amount of the mercury in said gas stream. The metal is selected from Groups I and II of the periodic table of the elements. The halide is selected from the group consisting of I, Br, Cl. The metal halide comprises from about 0.5% to 25% by weight of said treated sorbent.
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