Patents by Inventor Sofiya Kozlova

Sofiya Kozlova 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).

  • Method of treatment of dredged material for beneficial use
    Patent number: 8057378
    Abstract: A method for the decontamination and solidification of dredged material is described. The method includes, in the following order, (a) adding a lime-based binder to dredged material to form a mixture; (b) letting the mixture cool to about ambient temperature; and (c) adding to the mixture a chelating agent. The order of the steps may not be reversed without affecting the effectiveness of the treatment of the dredged material. A method for producing filler containing decontaminated and solidified dredged material is also described. The method includes treating dredged material with a lime-based binder and a chelating agent and adding the resulting mixture to concrete.
    Type: Grant
    Filed: March 18, 2002
    Date of Patent: November 15, 2011
    Assignee: The Trustees of Columbia University in the City of New York
    Inventors: Sofiya Kozlova, Semyon A. Shimanovich, Christian Meyer
  • Method of treatment of dredged material for beneficial use
    Publication number: 20040158114
    Abstract: A method for the decontamination and solidification of dredged material is described. The method includes, in the following order, (a) adding a lime-based binder to dredged material to form a mixture; (b) letting the mixture cool to about ambient temperature; and (c) adding to the mixture a chelating agent. The order of the steps may not be reversed without affecting the effectiveness of the treatment of the dredged material. A method for producing filler containing decontaminated and solidified dredged material is also described. The method includes treating dredged material with a lime-based binder and a chelating agent and adding the resulting mixture to concrete.
    Type: Application
    Filed: March 25, 2004
    Publication date: August 12, 2004
    Inventors: Sofiya Kozlova, Semyon A Shimanovich, Christian Meyer