Patents by Inventor Takayuki Kuroiwa

Takayuki Kuroiwa 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).

  • Method for treating chlorine-containing waste
    Patent number: 8048314
    Abstract: The present invention provides a method and an apparatus for treating a chlorine-containing waste, which can separate and recover a chlorine component from a chlorine-containing waste, and also can achieve a high chlorine removal thereby obtaining a high purity chlorine compound, and can decrease the amount of water for recovering chlorine.
    Type: Grant
    Filed: October 16, 2006
    Date of Patent: November 1, 2011
    Assignees: Sumitomo Osaka Cement Co., Ltd., Japan Water Systems Corporation
    Inventors: Masayoshi Konishi, Hideho Hayashi, Ikuko Watanabe, Takehiko Itoh, Takayuki Kuroiwa, Taichiro Fujimaki
  • Method of and Apparatus for Treating Chlorine-Containing Waste
    Publication number: 20080264872
    Abstract: The present invention provides a method and an apparatus for treating a chlorine-containing waste, which can separate and recover a chlorine component from a chlorine-containing waste, and also can achieve a high chlorine removal thereby obtaining a high purity chlorine compound, and can decrease the amount of water for recovering chlorine.
    Type: Application
    Filed: October 16, 2006
    Publication date: October 30, 2008
    Applicants: SUMITOMO OSAKA CEMENT CO., LTD, JAPAN WATER SYSTEMS CORPORATION
    Inventors: Masayoshi Konishi, Hideho Hayashi, Ikuko Watanabe, Takehiko Itoh, Takayuki Kuroiwa, Taichiro Fujimaki