Title:
METHOD FOR REDUCING WASTE WATER GENERATED FROM BIODIESEL PURIFICATION PROCESS AND RECOVERING GLYCERIN USING FILTRATION PROCESS COMBINING POLYMER FILTRATION MEMBRANE, ULTRA-FILTRATION MEMBRANE AND REVERSE OSMOTIC MEMBRANE
Document Type and Number:
WIPO Patent Application WO/2017/213427
Kind Code:
A1
Abstract:
The present invention relates to a method for reducing waste water generated from a biodiesel purification process and recovering glycerin using a filtration process combining a polymer filtration membrane, ultra-filtration membrane and reverse osmotic membrane. The present invention provides a separation method characterized by separating oil and glycerin from waste water, containing oil emulsion and glycerin produced during a biodiesel washing process, by means of a filtration process combining a polymer filtration membrane, ultra-filtration membrane and reverse osmotic membrane.
Inventors:
KIM JAI GUEON (KR)
LEE DONG HWAN (KR)
LEE DONG HWAN (KR)
Application Number:
PCT/KR2017/005939
Publication Date:
December 14, 2017
Filing Date:
June 08, 2017
Export Citation:
Assignee:
DAEWON INT (KR)
International Classes:
B01D61/02; C02F1/44; B01D61/14; C02F1/58
Foreign References:
| KR100877384B1 | 2009-01-07 | |||
| KR200333688Y1 | 2003-11-17 | |||
| KR20110058967A | 2011-06-02 | |||
| KR20150016475A | 2015-02-12 | |||
| KR20130050135A | 2013-05-15 |
Attorney, Agent or Firm:
ERUUM & LEEON INTELLECTUAL PROPERTY LAW FIRM (KR)
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