Patents by Inventor Edward D. Graf

Edward D. Graf 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).

  • Patent number: 3959975
    Abstract: A method for the stabilization of soils is described wherein an aqueous concentrate or powder of an organic or inorganic ionizable salt is applied to a soil to be stabilized, said salt when solubilized liberating ions which will interact with ions naturally present in the soil. The salt dissolves in the available ground water and migrates throughout the soil by physical diffusion and mass flow to stabilize the soil at a location spaced from the point of application as well as at the point of application.
    Type: Grant
    Filed: September 18, 1972
    Date of Patent: June 1, 1976
    Inventor: Edward D. Graf