Patents by Inventor Bruno Le Guillou

Bruno Le Guillou 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).

  • Binding phase for phosphomagnesium cements and their use for the preparation of mortars
    Patent number: 5718757
    Abstract: The invention relates to a phosphomagnesium cement obtained by mixing water and a binding phase based on at least one phosphorus compound, at least one magnesium compound and at least one inorganic compound, characterized in that the inorganic compound is introduced in the form:- either of particles (1) of size smaller than 0.1 .mu.m,- or of aggregates (2) of size smaller than 0.1 .mu.m,- or of agglomerates (3) capable of deagglomerating at least partially during the mixing of the said binding phase and of water, into particles of size smaller than 0.1 .mu.m or into aggregates of size smaller than 0.1 .mu.m.
    Type: Grant
    Filed: December 3, 1996
    Date of Patent: February 17, 1998
    Assignee: Rhone-Poulenc Chimie
    Inventors: Bruno Le Guillou, Giiies Orange