Patents Assigned to MITISUBISHI MATERIALS CORPORATION
  • COPPER INGOT, COPPER WIRE MATERIAL, AND METHOD FOR PRODUCING COPPER INGOT
    Publication number: 20160361760
    Abstract: A copper ingot of the present invention which is casted by a belt-caster type continuous casting apparatus includes: 1 ppm by mass or less of carbon; 10 ppm by mass or less of oxygen; 0.8 ppm by mass or less of hydrogen; 15 ppm by mass to 35 ppm by mass of phosphorus; and a balance of Cu and inevitable impurities, and includes inclusions formed of oxides containing carbon, phosphorus, and Cu.
    Type: Application
    Filed: November 28, 2014
    Publication date: December 15, 2016
    Applicant: MITISUBISHI MATERIALS CORPORATION
    Inventors: Satoru Mori, Eiho Watanabe