Patents by Inventor Omer Evrard

Omer Evrard 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 for the solid synthesis of ferrates of alkaline or alkaline earth metals and ferrates obtained according to this method
    Patent number: 7172748
    Abstract: A process for the synthesis of ferrates of alkali metals or alkaline earth metals using a solid route reacts an iron salt and a hydroxide of alkali metals or alkaline earth metals in the presence of chlorine gas provided in the form of a (Cl2+air) mixture comprising not more than 10% of chlorine by volume. Also the ferrates thus obtained.
    Type: Grant
    Filed: October 13, 2000
    Date of Patent: February 6, 2007
    Assignee: Centre International de l'Eau - NAN.C.I.E.
    Inventors: Nathalie Neveux, Ndue Kanari, Ibrahim Gaballah, Omer Evrard