Patents Assigned to Enviro-Klean Soils, Inc.
  • Apparatus for cleaning contaminated soil
    Patent number: 5111756
    Abstract: A portable machine for sanitizing soil, particularly that contaminated with petroleum products, including a closed main chamber including vertically spaced augers (26,28,30) which agitate the soil while moving it into position to fall in parallel sheets after it strikes a separation bar 52. A burner 44 generates heat which passes through the falling soil driving off the petroleum which is then burned.
    Type: Grant
    Filed: May 23, 1991
    Date of Patent: May 12, 1992
    Assignee: Enviro-Klean Soils, Inc.
    Inventor: John D. Anderson
  • Method and apparatus for cleaning contaminated soil
    Patent number: 5027721
    Abstract: A portable machine for sanitizing soil, particularly that contaminated with petroleum products, including a closed main chamber including vertically spaced augers (26,28,30) which agitate the soil while moving it into position to fall in parallel sheets after it strikes a separation bar 52. A burner 44 generates heat which passes through the falling soil driving off the petroleum which is then burned.
    Type: Grant
    Filed: September 21, 1990
    Date of Patent: July 2, 1991
    Assignee: Enviro-Klean Soils, Inc.
    Inventor: John D. Anderson