Patents by Inventor George R. Sandor

George R. Sandor 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).

  • Mass cellulose deacidification process
    Patent number: 5264243
    Abstract: This invention provides a process for deacidifying paper by contacting the paper one or more times with hydrocarbon or halocarbon solutions of certain magnesium and/or zinc alkoxyalkoxides which may have been treated with carbon dioxide to yield low viscosity solutions, drying the books and rehydrating the books.
    Type: Grant
    Filed: June 16, 1992
    Date of Patent: November 23, 1993
    Assignee: FMC Corporation
    Inventors: Robert S. Wedinger, Conrad W. Kamienski, Kent N. Smith, George R. Sandor, A. Revonda Porch, Sharon B. Smith