Patents by Inventor Saburo Murai

Saburo Murai 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).

  • Apparatus for pretreatment for extracting crude oil from rice bran
    Patent number: 4384837
    Abstract: This invention pertains to a field of the art for producing crude oil from rice bran, and it relates to a pretreatment method for extracting crude oil from rice bran and an apparatus used therefor.The object of this invention is to obtain an extremely high-quality and light-colored crude oil from rice bran while eliminating any risk of environmental pollution in the pretreatment process for the extraction. In order to accomplish this object, as the pretreatment for extracting crude oil from rice bran, said rice bran is compressed in a screw extruder to break the cells in said rice bran and mold it into a form suited for the extraction of crude oil.
    Type: Grant
    Filed: July 8, 1980
    Date of Patent: May 24, 1983
    Assignee: Oryza Oil & Fat Chemical Co., Ltd.
    Inventors: Saburo Murai, Kiyoshi Nakagawa