Patents by Inventor Moritake Kato

Moritake Kato 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 recovering hydrocarbon vapor
    Patent number: 4772295
    Abstract: A method for recovering hydrocarbon vapor wherein permeable mixed gases of high concentration hydrocarbon vapor and the residual mixed gases of low concentration hydrocarbon vapor are separated, through gas separation membrane, from initial mixed gases containing hydrocarbon vapor to absorb permeable mixed gases, and a method for recovering hydrocarbon vapor wherein initial mixed gases containing hydrocarbon vapor are brought into contact with liquid absorbent to recover hydrocarbon vapor, and gases of high concentration hydrocarbon vapor and gases of low concentration hydrocarbon vapor are separated, through gas separation membrane, from treated gases from which hydrocarbon vapor has been absorbed in the preceeding process.
    Type: Grant
    Filed: May 19, 1987
    Date of Patent: September 20, 1988
    Assignee: Nippon Kokan Kabushiki Kaisha
    Inventors: Moritake Kato, Norio Inoue, Yoshiki Shibuya