Patents by Inventor Robert L. Manning

Robert L. Manning 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).

  • Binders for cores and molds
    Patent number: 6139619
    Abstract: An inorganic binder system for foundry compositions includes a silicate and added phosphate. The composition produces a binder having the advantageous strength properties of a silicate binder system with the dispersibility properties of a phosphate binder system. Methods of making and using the binder systems and the resulting products are of particular interest to the foundry art.
    Type: Grant
    Filed: February 29, 1996
    Date of Patent: October 31, 2000
    Assignee: Borden Chemical, Inc.
    Inventors: Leonid Zaretskiy, Robert L. Manning, Kwok-tuen Tse