The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 14, 2026

Filed:

Dec. 01, 2020
Applicant:

Postech Research and Business Development Foundation, Pohang-si, KR;

Inventors:

Woonbong Hwang, Seoul, KR;

Handong Cho, Daejeon, KR;

Seongmin Kim, Cheonan-si, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 17/02 (2006.01); B01D 17/04 (2006.01); B01D 17/12 (2006.01); B01D 35/147 (2006.01); B01D 35/30 (2006.01); B01D 39/16 (2006.01); B01D 69/02 (2006.01); C02F 1/00 (2023.01); C02F 1/40 (2023.01); C02F 1/44 (2023.01); D06M 15/285 (2006.01); D06M 15/59 (2006.01); C02F 101/32 (2006.01); D06M 101/20 (2006.01); D06M 101/22 (2006.01); D06M 101/26 (2006.01);
U.S. Cl.
CPC ...
B01D 17/045 (2013.01); B01D 17/0202 (2013.01); B01D 17/12 (2013.01); B01D 35/1475 (2013.01); B01D 35/30 (2013.01); B01D 39/163 (2013.01); B01D 69/02 (2013.01); C02F 1/001 (2013.01); C02F 1/40 (2013.01); C02F 1/44 (2013.01); D06M 15/285 (2013.01); D06M 15/59 (2013.01); B01D 2239/0421 (2013.01); B01D 2239/0492 (2013.01); B01D 2325/38 (2013.01); C02F 2101/32 (2013.01); C02F 2201/005 (2013.01); D06M 2101/20 (2013.01); D06M 2101/22 (2013.01); D06M 2101/26 (2013.01); D06M 2200/12 (2013.01);
Abstract

A continuous oil-water separation system includes a storage tank having an inlet and an outlet and storing an oil-water mixture, a filter housing including a storage space having a predetermined height and having an inlet connected to the outflow portion of the storage tank to allow the oil-water mixture to flow in therethrough, a water drain hole allowing water separated from the oil-water mixture to be discharged therethrough, and an outlet allowing a residual oil-water mixture to flow out therethrough, a super-hydrophilic oil-water separation filter positioned in the storage space of the filter housing to absorb water from the oil-water mixture and connected to the water drain hole to allow the absorbed water to be discharged therethrough, a pressure control valve installed on an outlet pipe extending from the outlet, and a hydrophobic membrane connected to a rear end of the pressure control valve on the outlet pipe.


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