Patents by Inventor Yasuyuki Makita

Yasuyuki Makita 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).

  • Process for separating a volatile organic compound from a gas
    Patent number: 5330563
    Abstract: A process is disclosed for recovering a volatile organic compound at a recovery of 90 to 96% by volume from a gas generated from gasoline, kerosine, benzene, and alcohol discharged from storage tanks, tank trucks, and tank lorries. In the process comprising absorption stages followed by desorption stages for the volatile organic compound, the pressure at the desorption stages is controlled within the area below, for instance, curves C' and B in FIG. 1 of the drawings according to the concentration of the volatile organic compound in the gas to be fed to a first absorption stage.
    Type: Grant
    Filed: March 19, 1993
    Date of Patent: July 19, 1994
    Assignee: Showa Shell Sekiyu Kabushiki Kaisha
    Inventors: Osamu Yamase, Yasuyuki Makita, Kazuyoshi Jajima