Nobuo Kiyohara

Person

  • Yokohama, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Wet-process stack gas purification method

    • Patent number 4,931,263
    • Issue date Jun 5, 1990
    • Chiyoda Chemical Engineering and Construction Co., Ltd.
    • Hitoshi Wakui
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL