Patents by Inventor Shigeki Ando

Shigeki Ando 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 and apparatus for mechanically mixing two immiscible liquids and one or more other substances
    Patent number: 4175873
    Abstract: A process and apparatus are disclosed for mechanically mixing two immiscible liquids and one or more other substances by creating in the upper portion of the apparatus a continuous dual-layer liquid film composed of upper and lower layers of immiscible liquids such as oil and water, into which film one or more substances in the gas, liquid, powder, or a combined phase are dispersed and the resulting dispersed mixture is further mixed and emulsified in the lower portion of the apparatus under the action of shearing forces. A portion of the oil to be mixed may be fed directly into the lower portion of the apparatus for mixing with the pre-emulsified mixture.
    Type: Grant
    Filed: October 6, 1978
    Date of Patent: November 27, 1979
    Assignee: Funken Co., Ltd.
    Inventors: Hiroyuki Iwako, Shigeki Ando