Patents by Inventor Haruo Yoshikai

Haruo Yoshikai 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).

  • Patent number: 4036736
    Abstract: Synthetic coking coal is produced by coking heavy hydrocarbons at a temperature greater than the temperatures which initiate cracking in the coker, and by removing the gaseous and liquid products from the coker at accelerated velocities. The thermally cracked oil produced in the coking reaction can be hydrodesulfurized to produce a low sulfur fuel oil.
    Type: Grant
    Filed: March 12, 1976
    Date of Patent: July 19, 1977
    Assignee: Nippon Mining Co., Ltd.
    Inventors: Hiromi Ozaki, Mamoru Yamane, Haruo Yoshikai, Hachio Kodama