Patents Assigned to Ishizuka Carasu Kabushiki Kaisha
  • Heat insulating material for high temperature use and process for manufacturing thereof
    Patent number: 4169182
    Abstract: Heat insulating materials having excellent heat resistance and durability prepared from glass-ceramic fibers composed chiefly of crystals, e.g., .beta.-spodumene and/or cordierite and containing 0.1 to 15% by weight of at least one metallic element capable of absorbing radiant heat energy, e.g., Cu, Co, Fe, Ni, Cr, Mn, Mg. The metallic element may be in the form of the metal or an oxide thereof and may be present as a film or coating on the fibers.
    Type: Grant
    Filed: May 20, 1976
    Date of Patent: September 25, 1979
    Assignees: Honda Giken Kogyo Kabushiki Kaisha, Ishizuka Carasu Kabushiki Kaisha
    Inventors: Shigeru Seki, Toshio Kobayashi, Taketoshi Kato, Tsuguya Suzuki, Toshihiko Matsubara