Patents by Inventor Haim Gvirtzman

Haim Gvirtzman 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).

  • In-situ vapor stripping for removing volatile organic compounds from groundwater
    Patent number: 5389267
    Abstract: An in-situ system for removing volatile organic compounds (VOCs) from groundwater. The technique includes gas-lift pumping and in-situ vapor stripping.
    Type: Grant
    Filed: December 18, 1992
    Date of Patent: February 14, 1995
    Assignee: The Board of Trustees of the Leland Stanford Junior University
    Inventors: Steven M. Gorelick, Haim Gvirtzman
  • In-situ vapor stripping for removing volatile organic compounds from groundwater
    Patent number: 5180503
    Abstract: An in-situ system for removing volatile organic compounds (VOCs) from groundwater. The technique includes gas-lift pumping and in-situ vapor stripping.
    Type: Grant
    Filed: May 10, 1991
    Date of Patent: January 19, 1993
    Assignee: The Board of Trustees of the Leland Stanford Junior University
    Inventors: Steven M. Gorelick, Haim Gvirtzman