Patents by Inventor Hironao TAKEMOTO

Hironao TAKEMOTO 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).

  • PRECAST REFRACTORY BLOCK FOR COKE OVEN
    Publication number: 20190055165
    Abstract: A precast refractory block for a coke oven having high hot strength and stable under-load expansion/shrinkage behavior at high temperatures. Specifically, a silica-based precast refractory block contains a P2O5 component in an amount of 0.3 to 2.0 mass %.
    Type: Application
    Filed: February 27, 2017
    Publication date: February 21, 2019
    Applicants: NIPPON STEEL & SUMITOMO METAL CORPORATION, KROSAKIHARIMA CORPORATION
    Inventors: Hidetoshi TERASHIMA, Yasushi TSUTSUI, Hironao TAKEMOTO, Taijirou MATSUI, Takashi MATSUNAGA, Yutaka KITAZAWA