Wastewater purification method

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12215042
APP PUB NO 20240246837A1
SERIAL NO

18017794

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Abstract

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Provided is a wastewater purification method, the method including: supplying a first mixed stream, in which an acid component and wastewater including water, a nitrile-based monomer, and ammonia are mixed, to a first column; recovering the nitrile-based monomer from an upper discharge stream from the first column; supplying a second mixed stream, in which a lower discharge stream from the first column and a base component are mixed, to a second column; and recovering the ammonia from an upper discharge stream from the second column and separating purified wastewater.

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Patent Owner(s)

  • LG CHEM, LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cho, Yong Heon Daejeon, KR 3 1
Han, Jung Su Daejeon, KR 35 236
Kim, Sung Hwan Deajeon, KR 168 718
Ko, Jun Seok Daejeon, KR 24 82
Oh, Suk Yung Daejeon, KR 5 0
Yoon, Nam Young Daejeon, KR 2 0

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