Patents by Inventor Ali Nejidat

Ali Nejidat 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).

  • Nitrogen extraction from organic wastes for fertigation in organic agriculture
    Patent number: 7674311
    Abstract: A method is provided for manufacturing a liquid nitrogen fertilizer from organic wastes and manures, in which nitrogen is extracted as an aqueous ammonia, and further concentrated, and eventually converted to nitrate in a biological reactor. The method may utilize nitrogen rich organic wastes and manures, such as wastewater sludge, slaughter house wastes, broiler layer, and guano, and it is especially suitable for providing a nitrogen fertilizer in organic farming.
    Type: Grant
    Filed: November 7, 2006
    Date of Patent: March 9, 2010
    Assignee: Ben Gurion University of the Negev Research and Development Authority
    Inventors: Amit Gross, Ali Nejidat, Pinchas Fine
  • Nitrogen extraction from organic wastes for fertigation in organic agriculture
    Publication number: 20070101783
    Abstract: A method is provided for manufacturing a liquid nitrogen fertilizer from organic wastes and manures, in which nitrogen is extracted as an aqueous ammonia, and further concentrated, and eventually converted to nitrate in a biological reactor. The method may utilize nitrogen rich organic wastes and manures, such as wastewater sludge, slaughter house wastes, broiler layer, and guano, and it is especially suitable for providing a nitrogen fertilizer in organic farming.
    Type: Application
    Filed: November 7, 2006
    Publication date: May 10, 2007
    Inventors: Amit Gross, Ali Nejidat, Pinchas Fine