Fixation of anionic materials with a complexing agent
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United States of America Patent
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Apr 21, 1987
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N/A
app pub date -
Jul 28, 1983
filing date -
Aug 16, 1982
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Abstract
A composition comprising a support such as a porous silicate glass or silica gel or charcoal having interconnected pores and containing heavy metal cations of mercury, thallium, silver, platinum, palladium, lead or copper capable of forming a stable complex with an anion bonded to the support. The preferred heavy metal cation is a mercury cation. The composition is especially useful for removing radioactive iodine from liquid and gaseous waste streams.
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