Patents by Inventor Akihiro Santo

Akihiro Santo 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).

  • Apparatus for producing reduced iron
    Patent number: 6413471
    Abstract: An apparatus for producing reduced iron by agglomerating a mixed powder of an iron material and a reducing agent to form compacts like briquettes or pellets, and reducing the compacts in a high temperature atmosphere is disclosed. In the apparatus, a rotary hearth in an annular form is rotatably supported. Right and left furnace walls and a ceiling are provided to cover an area above the rotary hearth, thereby forming a space portion in a high temperature atmosphere. A compact supply portion, and a compact discharge portion are provided adjacently in the ceiling. Partitioning members are provided as partitions between the compact supply portion, the compact discharge portion, and the high temperature atmosphere space portion.
    Type: Grant
    Filed: July 7, 2000
    Date of Patent: July 2, 2002
    Assignee: Mitsubishi Heavy Industries, Ltd.
    Inventors: Susumu Kamikawa, Kouichi Hirata, Hironori Fujioka, Hideaki Mizuki, Keiichi Sato, Akihiro Santo