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Heavy metal particulate (HMP) emission speciation modification process

机译:重金属微粒(HMP)排放形态修饰工艺

摘要

The invention pertains to a method for reducing the leaching of heavy metals from air, water and wastewater particulate emissions. The method includes contacting the heavy metal particulate with a complexing agent which converts the molecular form of the particulate to a less soluble and less bioavailable form prior to release to the environment. This method eliminates the need to remove or treat soils and environments exposed to particulate deposition and greatly reduces the environmental and health risks associated with the deposition of heavy metal particulate in the open environment as well as at controlled discharge areas.
机译:本发明涉及一种用于减少空气,水和废水颗粒物排放中重金属浸出的方法。该方法包括使重金属颗粒与络合剂接触,该络合剂在释放到环境中之前将颗粒的分子形式转化为溶解性和生物利用度较低的形式。该方法消除了去除或处理暴露于颗粒沉积的土壤和环境的需要,并大大降低了与重金属颗粒在开放环境以及受控排放区域中沉积相关的环境和健康风险。

著录项

  • 公开/公告号US2004006253A1

    专利类型

  • 公开/公告日2004-01-08

    原文格式PDF

  • 申请/专利权人 FORRESTER KEITH EDWARD;

    申请/专利号US20020189828

  • 发明设计人 KEITH EDWARD FORRESTER;

    申请日2002-07-08

  • 分类号A62D3/00;

  • 国家 US

  • 入库时间 2022-08-21 23:14:30

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