Patents Examined by Robert A. Hawkins
  • Groundwater reactive gas injection and venting system for a groundwater remediation system
    Patent number: 7303608
    Abstract: In a system for collecting gas from a subsurface body of contaminated water, a site collects unabsorbed reactive gas from the subsurface body of contaminated water. In addition, a vacuum source is connected to the site. Furthermore, a controller regulates a flow of the reactive gas from the site to the vacuum source.
    Type: Grant
    Filed: December 21, 2004
    Date of Patent: December 4, 2007
    Assignee: SPX Corporation
    Inventor: Daniel McGrade