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FILTER

  • US 20110016663A1
  • Filed: 07/15/2010
  • Published: 01/27/2011
  • Est. Priority Date: 07/24/2009
  • Status: Active Grant
First Claim
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1. An electrostatic filter comprising:

  • a filter medium located between a first and a second electrode, each at a different voltage during use, such that a potential difference is formed across the filter medium, the first and second electrodes being substantially non-porous.

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