Patents by Inventor Masahura Takada

Masahura Takada 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).

  • Evaporator
    Patent number: 4141410
    Abstract: A process for evaporation comprises the step of introducing high-temperature steam successively into separate bundles of horizontal heat-transfer tubes and spraying feed-liquid over the tubes. The number of the tubes in each bundle is smaller than that in the next lower bundle. The steam is first introduced into the tubes of the bottom bundle after cooled by subjection to condensate produced in the tubes of the middle bundle. An evaporator is also disclosed.
    Type: Grant
    Filed: April 18, 1977
    Date of Patent: February 27, 1979
    Assignee: Sasakura Engineering Company, Limited
    Inventor: Masahura Takada