Patents by Inventor Reginald David Pairaudeau

Reginald David Pairaudeau 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 incorporating carbon fibers into cement to produce reinforced structures having improved flexural strengths
    Patent number: 4111710
    Abstract: Method of incorporating carbon fibers into an aqueous hardenable hydraulic cementitious matrix to produce a formable composition which can be set to produce a reinforced structure having improved flexural strength, and improved resistance to cracking and spalling, which employs a polyethylene oxide in an amount sufficient to effect separation of the individual fibers of the fiber strands present in the mix and uniformly disperse them throughout the mix.
    Type: Grant
    Filed: December 23, 1976
    Date of Patent: September 5, 1978
    Assignee: Union Carbide Corporation
    Inventors: Reginald David Pairaudeau, David Turnbull, Leonard Graham Bevan