Patents Represented by Attorney Doug Mullen

Find this attorney in the Justia Lawyer Directory

  • Sintering process and tools for use in metal injection molding of large parts
    Patent number: 6838046
    Abstract: Improved drying, binder evaporation, and sintering processes which may be used in conjunction with specialized sintering tools to provide for the geometrically stable sintering of large, complex, metal injection molded preform parts or flowbodies. The improved process includes a three-stage drying process, a single stage binder evaporation process, and a two-stage sintering process.
    Type: Grant
    Filed: May 9, 2002
    Date of Patent: January 4, 2005
    Assignee: Honeywell International Inc.
    Inventors: Jyh-Woei J. Lu, Kenneth J. Bartone, Donald M. Olson, Dwayne M. Benson, John N. Tervo