Patents by Inventor Alan B. Buchanan

Alan B. Buchanan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Apparatus for remediating contaminated soil containing organic compounds
    Patent number: 5622864
    Abstract: A method and apparatus for remediating contaminated soil containing organic compounds, wherein, a sectional, portable, and sealable container is assembled at a site for remediation. Contaminated soil for remediation is disposed within the container and covered by a pool of recirculating water carrying selected biological elements and chemicals to effect the remediation process. Hydrocarbon elements released from the contaminated soil rise to the surface of the pool and are collected by skimming for recovery.
    Type: Grant
    Filed: August 4, 1995
    Date of Patent: April 22, 1997
    Inventor: Alan B. Buchanan
  • Method and apparatus for remediating contaminated soil containing organic compounds
    Patent number: 5563066
    Abstract: A method and apparatus for remediating contaminated soil containing organic compounds, wherein, a sectional, portable, and sealable container is assembled at a site for remediation. Contaminated soil for remediation is disposed within the container and covered by a pool of recirculating water carrying selected biological elements and chemicals to effect the remediation process. Hydrocarbon elements released from the contaminated soil rise to the surface of the pool and are collected by skimming for recovery.
    Type: Grant
    Filed: October 26, 1993
    Date of Patent: October 8, 1996
    Inventor: Alan B. Buchanan