Microporous diffusion apparatus

  • US 6,284,143 B1
  • Filed: 06/29/2000
  • Issued: 09/04/2001
  • Est. Priority Date: 05/05/1995
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for removal of contaminants in a soil formation containing a subsurface groundwater aquifer comprises:

  • introducing ambient air including ozone at concentrations to effect removal of contaminants as fine bubbles into the soil formation.

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