Patents by Inventor Hong Sik Cheigh

Hong Sik Cheigh 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: 4465447
    Abstract: An apparatus for continuously extruding and drying/cooling cereal bran is provided. This apparatus comprises a feed screw extending horizontally from the bottom of a hopper, a main screw arranged in the cross direction to said feed screw at a proper position spaced under said feed screw, a frustoconical main screw top which is secured to the end of said main screw, said top being provided with a flight therearound, an agitating means positioned in said hopper, said means being operated intermittently by way of a ratchet gear system being operated by the revolution of said feed screw, a drying/cooling device vibrating at a certain angle of inclination, and a blower system which is connected directly to said drying/cooling device. With use of this apparatus, it is possible to produce even sized enzyme inactivated pellets of bran having a desired size and strength.
    Type: Grant
    Filed: September 13, 1982
    Date of Patent: August 14, 1984
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Hong Sik Cheigh, Chul Jin Kim, Dong Chul Kim