Patents Examined by I Cuda Rosch
  • Method for manufacturing honeycomb structures made of titanium
    Patent number: 6240640
    Abstract: A titanium honeycomb 1 is manufactured by using titanium or titanium alloy as the base material 2, performing diffusion bonding in a striped pattern with heating and pressing, and elongating the stacked base materials 2 . Further, a powder of rare earth oxide, such as yttrium oxide with a particle size of, for example, 30 &mgr;m or less, is employed as the parting agent 5. The oxide is mixed in an amount of 1% by weight or more with the organic binder vaporizing at 350° C. A parting agent is applied at a thickness of 0.3-30 &mgr;m.
    Type: Grant
    Filed: July 6, 1999
    Date of Patent: June 5, 2001
    Assignee: Showa Aircraft Industry Co., Ltd.
    Inventors: Katsunori Matsuoka, Jun Nakajima