Patents by Inventor Mototaka Kinoshita

Mototaka Kinoshita 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 a waste water containing a nonionic surface active agent
    Patent number: 4057495
    Abstract: A method comprises in combination a step of effecting treatment by a foam separation method and a pressure/heating step for effecting treatment in the presence of an inorganic electrolyte, thereby recovering a nonionic surface active agent from a nonionic surface active agent containing waste water, while at the same time purifying the waste water.
    Type: Grant
    Filed: September 17, 1976
    Date of Patent: November 8, 1977
    Assignee: Lion Fat & Oil Co., Ltd.
    Inventors: Mototaka Kinoshita, Akio Okabe, Susumu Ando
  • Method of treating waste water containing surfactant and heavy metals
    Patent number: 4005009
    Abstract: A method of treating a waste water containing anionic surfactant and heavy metals, which comprises the steps of: adding a specific inorganic coagulant and a specific salt to said waste water so as to make the respective concentration of said inorganic coagulant and inorganic salt in the waste water be at prescribed levels, adjusting the pH value to be in the range of from 5 to 10 after adding said inorganic coagulant, further adding a cationic coagulant so as to make its concentration be at a prescribed level, and treating the thus processed waste water through the foam separating process.
    Type: Grant
    Filed: March 5, 1975
    Date of Patent: January 25, 1977
    Assignee: Lion Fat & Oil Co., Ltd.
    Inventors: Mototaka Kinoshita, Yoshimitu Sekiguchi, Susumu Ando