Patents by Inventor Smail Aaziz

Smail Aaziz 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).

  • Sulphuration method of ferrous alloy parts in an aqueous solution
    Patent number: 8562812
    Abstract: The invention relates to a superficial treatment method by electrolysis of ferrous surfaces to enhance friction or tread and seizing resistance features, wherein the surfaces provide the electrolysis anode, the electrolysis bath includes a sulphur species, primarily contains water and also contains a chloride salt and a nitrogen species in quantities which facilitates the sulphuration reaction of the surfaces.
    Type: Grant
    Filed: November 16, 2007
    Date of Patent: October 22, 2013
    Assignee: H.E.F.
    Inventors: Philippe Maurin-Perrier, Herve Chavanne, Smail Aaziz
  • SULPHURATION METHOD OF FERROUS ALLOY PARTS IN AN AQUEOUS SOLUTION
    Publication number: 20100044234
    Abstract: The invention relates to a superficial treatment method by electrolysis of ferrous surfaces to enhance friction or tread and seizing resistance features, wherein the surfaces provide the electrolysis anode, the electrolysis bath includes a sulphur species, primarily contains water and also contains a chloride salt and a nitrogen species in quantities which facilitates the sulphuration reaction of the surfaces.
    Type: Application
    Filed: November 16, 2007
    Publication date: February 25, 2010
    Applicant: H.E.F.
    Inventors: Philippe Maurin-Perrier, Herve Chavanne, Smail Aaziz