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    • 1. 发明申请
    • Capture of mercury from a gaseous mixture containing mercury
    • 从含有汞的气态混合物中捕获汞
    • US20070104631A1
    • 2007-05-10
    • US11270116
    • 2005-11-09
    • Vincent DuranteZhengtian XuGlenn Shealy
    • Vincent DuranteZhengtian XuGlenn Shealy
    • B01D53/46C01B31/08
    • B01D53/64B01D2253/102B01D2253/25B01D2257/602B01J20/20
    • Compositions are provided, derived from chemical treatment of carbonaceous fiber felt forms or other carbonaceous substrates, that exhibit both high efficiency and capacity for mercury capture from flue gases and the like. These compositions are superior to known compositions, particularly with regard to their performance under severely deactivating conditions. The compositions result from the pyrolysis of certain specific sulfur bearing compounds while in contact with activated carbon powders, activated carbon fibers, or with other carbonized forms. Precursor compounds to these novel mercury-binding compositions contain structural moieties that may be represented as: where X, Y are individual atoms or are functional groups consisting of several atoms, such that the atom bonding to sulfur is not hydrogen. X and Y can be linked in cyclic structures, either directly or through other atoms.
    • 提供了组合物,其衍生自含碳纤维毡形式或其它含碳底物的化学处理,其表现出从烟道气等捕获汞的高效率和高容量。 这些组合物优于已知的组合物,特别是关于它们在严重失活条件下的性能。 组合物是由与特定含硫化合物热解而与活性炭粉,活性碳纤维或其他碳化形式接触而产生的。 这些新型汞结合组合物的前体化合物含有可以表示为:其中X,Y是单个原子或由几个原子组成的官能团,使得与硫结合的原子不是氢的结构部分。 X和Y可以直接或通过其他原子连接在环状结构中。