Patents by Inventor Jean M. Schmitt

Jean M. Schmitt 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).

  • Calcium aluminate based refractory hydraulic binder and its process of preparation
    Patent number: 4162923
    Abstract: A process of preparing a refractory hydraulic binder containing calcium aluminates, wherein45 to 65% clinker containing 45 to 72% CA phase, the balance being almost exclusively constituted by CA.sub.2 phase, and55 to 35% aluminaAre mixed in the presence of additives, all of the above-mentioned ingredients being ground.
    Type: Grant
    Filed: February 9, 1978
    Date of Patent: July 31, 1979
    Assignee: Lafarge Fondu International
    Inventors: Jean M. Schmitt, Alain Mathieu