Patents Represented by Attorney Gene Wan

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  • Method and apparatus for preventing carry back in a rail car using an on-board heating device
    Patent number: 5285047
    Abstract: A method and apparatus for eliminating carry-back includes one or more heat shrouds located at desired locations to avoid carry-back. The heat shrouds which may be powered by being connected to a rotating shaft of a material transportation device to avoid the need for additional power sources. The apparatus further includes a passive drying system for removing moisture from material while in transit.
    Type: Grant
    Filed: August 6, 1992
    Date of Patent: February 8, 1994
    Inventor: Michael S. Petrelli