Title:
METHOD FOR MANUFACTURING FUEL CELL SEPARATOR HAVING MINIMIZED SURFACE DEFECTS USING HIGH-PRESSURE SPRAY-TYPE SURFACE POLISHING
Document Type and Number:
WIPO Patent Application WO/2023/080411
Kind Code:
A1
Abstract:
Disclosed is a method for manufacturing a fuel cell separator in which surface defects are minimized by using high-pressure spray-type surface polishing, wherein surface defects on the fuel cell separator can be minimized by performing the high-pressure spray-type surface polishing in which polishing fluid is injected at a high pressure through a polishing fluid spray nozzle before performing a vision inspection.
Inventors:
JEON YOO TAEK (KR)
JHUNG BYUNG HAK (KR)
KIM WON DO (KR)
HEO HEON (KR)
LEE JAE YEOL (KR)
JHUNG BYUNG HAK (KR)
KIM WON DO (KR)
HEO HEON (KR)
LEE JAE YEOL (KR)
Application Number:
PCT/KR2022/013045
Publication Date:
May 11, 2023
Filing Date:
August 31, 2022
Export Citation:
Assignee:
SEJONG EV CO LTD (KR)
International Classes:
H01M8/0258; B24C3/12; B24C7/00; G01N21/88; H01M8/0267; H01M8/0273
Foreign References:
| JP2014154475A | 2014-08-25 | |||
| KR101394681B1 | 2014-05-14 | |||
| JP2002134128A | 2002-05-10 | |||
| KR20120108997A | 2012-10-05 | |||
| JP2006134667A | 2006-05-25 |
Attorney, Agent or Firm:
DAE-A INTELLECTUAL PROPERTY CONSULTING (KR)
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