Patents by Inventor Andreas Mortensen

Andreas Mortensen 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 producing articles by reactive infiltration
    Patent number: 5366686
    Abstract: A method for producing an article including a refractory compound by infiltrating a preform with a liquid infiltrant and initiating a reaction between the preform and the liquid infiltrant to establish a reaction front which propagates in a direction opposite to the direction of flow of the liquid infiltrant is provided, as are articles prepared according to this method.
    Type: Grant
    Filed: March 19, 1993
    Date of Patent: November 22, 1994
    Assignee: Massachusetts Institute of Technology, a Massachusetts Corporation
    Inventors: Andreas Mortensen, David C. Dunand
  • Method and apparatus for continuous casting of composites
    Patent number: 4961461
    Abstract: The continuous manufacture of a composite in which dispersates are mixed within a matrix material is set forth. Molten metal alloy and concentrated dispersion containing a particulate ceramic dispersate in a precurser dispersion material are continuously fed into a chamber where the mixture is first blended, then agitated to shear both the particulate and matrix. Well dispersed slurry is then fed into a crucible for solidification processing, or is continuously cast into a billet.
    Type: Grant
    Filed: June 16, 1988
    Date of Patent: October 9, 1990
    Assignee: Massachusetts Institute of Technology
    Inventors: Eric Klier, Andreas Mortensen, James A. Cornie, Merton C. Flemings