Patents by Inventor Theophil Lutz

Theophil Lutz 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).

  • Product for treating reinforced concrete constructions
    Publication number: 20070111034
    Abstract: The invention relates to the use of lithium glycerophosphate for treating structures made of a cement-based product and having steel rebars, making it possible to inhibit rebar corrosion, to prevent the alkali reaction and to avoid the presence of alkalis and sulfates in the structure.
    Type: Application
    Filed: March 31, 2004
    Publication date: May 17, 2007
    Inventors: Theophil Lutz, Christian Chevret
  • Potassium monofluorophosphate as a corrosion inhibitor
    Patent number: 6596197
    Abstract: Potassium monofluorophosphate is found to be superior to sodium monofluorophosphate as a corrosion inhibitor for steel reinforcement members in reinforced concrete; conveniently the potassium monofluorophosphate in aqueous solution is contacted with a surface of the reinforced concrete to facilitate penetration of the potassium monofluorophosphate into the concrete.
    Type: Grant
    Filed: July 1, 2002
    Date of Patent: July 22, 2003
    Assignee: Domtar Inc.
    Inventors: Bernard Malric, Theophil Lutz
  • POTASSIUM MONOFLUOROPHOSPHATE AS A CORROSION INHIBITOR
    Publication number: 20020166996
    Abstract: Potassium monofluorophosphate is found to be superior to sodium monofluorophosphate as a corrosion inhibitor for steel reinforcement members in reinforced concrete; conveniently the potassium monofluorophosphate in aqueous solution is contacted with a surface of the reinforced concrete to facilitate penetration of the potassium monofluorophosphate into the concrete.
    Type: Application
    Filed: July 1, 2002
    Publication date: November 14, 2002
    Inventors: Bernard Malric, Theophil Lutz