Patents by Inventor Tae Sik JEONG

Tae Sik JEONG 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: 9481921
    Abstract: Disclosed herein are zirconium alloy compositions having a low hydrogen pick-up rate and high hydrogen embrittlement resistance. This zirconium alloy composition can be usefully used as a nuclear fuel components in a nuclear power plant because it has a very low hydrogen pick-up rate and high hydrogen embrittlement resistance under operation environments of nuclear power plant.
    Type: Grant
    Filed: June 11, 2014
    Date of Patent: November 1, 2016
    Assignee: KEPCO NUCLEAR FUEL CO., LTD.
    Inventors: Yeon Soo Na, Yong Kyoon Mok, Yoon Ho Kim, Chung Yong Lee, Min Young Choi, Tae Sik Jeong, Jung Ho Shin, Seung Jae Lee, Jung Min Suh
  • Publication number: 20150292071
    Abstract: Disclosed herein are zirconium alloy compositions having a low hydrogen pick-up rate and high hydrogen embrittlement resistance. This zirconium alloy composition can be usefully used as a nuclear fuel components in a nuclear power plant because it has a very low hydrogen pick-up rate and high hydrogen embrittlement resistance under operation environments of nuclear power plant.
    Type: Application
    Filed: June 11, 2014
    Publication date: October 15, 2015
    Applicant: KEPCO NUCLEAR FUEL CO., LTD.
    Inventors: Yeon Soo NA, Yong Kyoon MOK, Yoon Ho Kim, Chung Yong Lee, Min Young Choi, Tae Sik JEONG, Jung Ho SHIN, Seung Jae Lee, Jung Min SUH
  • Publication number: 20150292998
    Abstract: Disclosed herein is a free drop tester wherein an angle of a test piece can be freely adjusted, a weight can fall on the exact spot, and an impulse of the weight can be controlled, and provides a free drop tester comprising a vertical guide disposed perpendicularly to the ground, a support body for supporting the vertical guide against the floor, a weight of which falling path is guided by the vertical guide, a test piece holder disposed under the bottom surface of the vertical guide, a horizontal rotation shaft of which one end is connected to a test piece holder, a power transmission unit connected to the other end of the horizontal rotation shaft, a test piece angle adjuster including a driving unit for supplying power to the power transmission unit, and a means for adjusting the height of the weight.
    Type: Application
    Filed: July 3, 2014
    Publication date: October 15, 2015
    Applicant: KEPCO NUCLEAR FUEL CO., LTD.
    Inventors: Tae Sik JEONG, Seung Jae Lee, Yong Kyoon Mok, Yoon Ho Kim, Chung Yong Lee, Yeon Soo Na, Min Young Choi, Dae Gyun Ko, Jae Ik Kim