Patents Assigned to Mitsui Mining Material Co., Ltd.
  • Oxide ceramic fiber/oxide ceramic composite material and process for production thereof
    Patent number: 6624105
    Abstract: The present invention discloses an oxide ceramic fiber/oxide ceramic composite material comprising primary composite materials each consisting of (a) an assembly of ceramic fibers composed mainly of a metal oxide and (b) a metal oxide ceramic which includes the ceramic fiber assembly (a) therein, the metal oxide of the ceramic (b) being different from the main component metal oxide of the ceramic fiber assembly (a) and the amount of the metal oxide ceramic (b) being 1 to 85% by weight relative to the weight of the ceramic fiber assembly (a), and a metal oxide ceramic which is a matrix for the primary composite materials and which includes the primary composite materials therein, the metal oxide of the ceramic being the same as or different from the main component metal oxide of the ceramic fiber assembly (a); and a process for producing thereof.
    Type: Grant
    Filed: April 19, 2001
    Date of Patent: September 23, 2003
    Assignee: Mitsui Mining Material Co., Ltd.
    Inventors: Yutaka Kagawa, Yoshinobu Komatsubara, Hiroshi Nakamura, Katsusuke Iwanaga
  • Oxide ceramic faber/oxide ceramic composite material and process for production thereof
    Publication number: 20020037802
    Abstract: The present invention discloses:
    Type: Application
    Filed: April 19, 2001
    Publication date: March 28, 2002
    Applicant: Mitsui Mining Material Co., Ltd.
    Inventors: Yutaka Kagawa, Yoshinobu Komatsubara, Hiroshi Nakamura, Katsusuke Iwanaga