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Patents Grants
last 30 patents
Information
Patent Grant
Composition for washing pickled steel plate, method for washing pic...
Patent number
11,332,667
Issue date
May 17, 2022
Posco
Rho-Bum Park
B08 - CLEANING
Information
Patent Grant
Composition for washing pickled steel plate, method for washing pic...
Patent number
11,028,322
Issue date
Jun 8, 2021
Posco
Rho-Bum Park
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Production method for plated steel sheet using a steel sheet anneal...
Patent number
10,053,749
Issue date
Aug 21, 2018
Posco
Rho-Bum Park
C21 - METALLURGY OF IRON
Information
Patent Grant
Plating method
Patent number
9,321,077
Issue date
Apr 26, 2016
Posco
Hyun-Ju Jeong
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Patents Applications
last 30 patents
Information
Patent Application
STEEL SHEET WITH IMPROVED YELLOWING RESISTANCE AND PHOSPHATABILITY...
Publication number
20230024286
Publication date
Jan 26, 2023
POSCO
Rho-Bum Park
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COMPOSITION FOR WASHING PICKLED STEEL PLATE, METHOD FOR WASHING PIC...
Publication number
20210261862
Publication date
Aug 26, 2021
POSCO
Rho-Bum PARK
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COMPOSITION FOR WASHING PICKLED STEEL PLATE, METHOD FOR WASHING PIC...
Publication number
20200270521
Publication date
Aug 27, 2020
POSCO
Rho-Bum PARK
B08 - CLEANING
Information
Patent Application
Production Method for Plated Steel Sheet Using a Steel Sheet Anneal...
Publication number
20160102381
Publication date
Apr 14, 2016
POSCO
Rho-Bum Park
C21 - METALLURGY OF IRON
Information
Patent Application
Organic-Inorganic Hybrid Coating Solution Composition and Organic-I...
Publication number
20150299472
Publication date
Oct 22, 2015
POSCO
Kyoung-Pil Ko
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Plating Method and Zinc Plating Process
Publication number
20130288073
Publication date
Oct 31, 2013
POSCO
Hyun-Ju Jeong
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
Hot Dip Plated Steel Sheet Having Excellent Plating Adhesiveness an...
Publication number
20130177780
Publication date
Jul 11, 2013
POSCO
Rho-Bum Park
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET ANNEALING DEVICE, DEVICE FOR PRODUCING PLATED STEEL SHE...
Publication number
20110252849
Publication date
Oct 20, 2011
POSCO
Rho-Bum Park
C21 - METALLURGY OF IRON
Information
Patent Application
Chrome Free Composition for Metal Surface Treatment and Surface-Tre...
Publication number
20080292894
Publication date
Nov 27, 2008
POSCO
Rho-Bum Park
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...