Patents by Inventor Chong Pil Bae

Chong Pil Bae 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).

  • METHOD OF TREATING WASTE WATER PRODUCED DURING PREPARING NITRO COMPOUND
    Publication number: 20120241374
    Abstract: This invention relates to a method of treating waste water produced during the nitration of compounds, which includes an appropriate pretreatment process and a vacuum evaporation process, so that acidic or alkaline aqueous waste water which is difficult to treat via conventional processes can be easily treated without performing microorganism treatment.
    Type: Application
    Filed: November 22, 2010
    Publication date: September 27, 2012
    Applicant: Huchems Fine Chemical Corp.
    Inventors: Chong Pil Bae, Chang Gag Park, Dong Ha Kim, Soon Gi kim