Patents by Inventor Sung Wook Jun

Sung Wook Jun 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).

  • Layer-separation method of spent caustic solution
    Patent number: 10941351
    Abstract: Provided are a layer-separation method of a spent caustic solution, and a recycling method of an additive, and more particularly, a layer-separation method of a spent caustic solution including: injecting an additive and an acidic compound to the spent caustic solution occurring from a refinery process to break down a red oil emulsion and to perform layer-separation into an upper layer fraction and a lower layer fraction, wherein the additive is an aliphatic hydrocarbon compound having a water solubility of 0.1 to 10 g/L at 20° C.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: March 9, 2021
    Assignees: SK Innovation Co., Ltd., SK Incheon Petrochem Co., Ltd.
    Inventors: Sung Ho Lee, Dong Hyun Kim, Jae Yang Song, Joong Min Park, Sung Wook Jun
  • Layer-Separation Method of Spent Caustic Solution
    Publication number: 20180119025
    Abstract: Provided are a layer-separation method of a spent caustic solution, and a recycling method of an additive, and more particularly, a layer-separation method of a spent caustic solution including: injecting an additive and an acidic compound to the spent caustic solution occurring from a refinery process to break down a red oil emulsion and to perform layer-separation into an upper layer fraction and a lower layer fraction, wherein the additive is an aliphatic hydrocarbon compound having a water solubility of 0.1 to 10 g/L at 20° C.
    Type: Application
    Filed: October 30, 2017
    Publication date: May 3, 2018
    Inventors: Sung Ho Lee, Dong Hyun Kim, Jae Yang Song, Joong Min Park, Sung Wook Jun