Patents by Inventor Shigeru Komukai

Shigeru Komukai 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).

  • Gas absorbtion process
    Patent number: 4058376
    Abstract: A gas purification process with a dilute ammonia solution wherein gaseous ammonia is incorporated in coal gas, producer gas, water gas, oil gas or the like in an amount of at least one mole per mole of the sum of hydrogen cyanide and hydrogen sulfide contained in said gas, and the resulting gas is contacted in a counter-current manner with an absorbing solution having an ammonia concentration not exceeding 7 g/l to thereby absorb hydrogen cyanide in said absorbing solution.
    Type: Grant
    Filed: December 16, 1976
    Date of Patent: November 15, 1977
    Assignee: Tokyo Gas Co., Ltd.
    Inventors: Waichiro Idzutsu, Masaaki Kuroki, Shigeru Komukai, Daijiro Terasaki, Sachie Nakajima