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Daejeon, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Method for selective hydrogenation
Patent number
11,447,581
Issue date
Sep 20, 2022
Hanwha Solutions Corporation
Sang Ho Seo
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Toluene diisocyanate purification method
Patent number
11,028,046
Issue date
Jun 8, 2021
Hanwha Chemical Corporation
Hyun Cheol Ryu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Stripping method
Patent number
10,081,583
Issue date
Sep 25, 2018
Hanwha Chemical Corporation
Ki Taeg Jung
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method and apparatus for scanning the camera LOS in a continuous zo...
Patent number
7,468,740
Issue date
Dec 23, 2008
Agency for Defense Development
Kee-Tae Han
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
BATCH-TYPE STIRRER FOR SUSPENSION POLYMERIZATION OF POLYVINYL CHLOR...
Publication number
20230053926
Publication date
Feb 23, 2023
Hanwha Solutions Corporation
Hye Won Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PREPARING ALIPHATIC ISOCYANATE
Publication number
20210363099
Publication date
Nov 25, 2021
Hyun Cheol RYU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
TOLUENE DIISOCYANATE PURIFICATION METHOD
Publication number
20200377447
Publication date
Dec 3, 2020
Hyun Cheol RYU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
A METHOD FOR SELECTIVE HYDROGENATION
Publication number
20200369794
Publication date
Nov 26, 2020
Hanwha Solutions Corporation
Sang Ho SEO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
STRIPPING METHOD
Publication number
20170362148
Publication date
Dec 21, 2017
Hanwha Chemical Corporation
Ki Taeg JUNG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
BATCH REACTOR WITH BAFFLE
Publication number
20160332132
Publication date
Nov 17, 2016
Hanwha Chemical Corporation
Ki Taeg JUNG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HYDROGENATION METHOD OF PHTHALATE COMPOUND
Publication number
20160280629
Publication date
Sep 29, 2016
Hanwha Chemical Corporation
Ki Taeg Jung
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PREPARATION OF AN ELECTRODE-ACTIVE MATERIAL USING DECOMPRESSION EQU...
Publication number
20150166344
Publication date
Jun 18, 2015
Hanwha Chemical Corporation
Ki Taeg Jung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PREPARATION OF AN ELECTRODE-ACTIVE MATERIAL USING DECOMPRESSION EQU...
Publication number
20150010457
Publication date
Jan 8, 2015
Hanwha Chemical Corporation
Ki Taeg Jung
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PREPARATION OF AN ELECTRODE-ACTIVE MATERIAL BY USING A DOUBLE-PIPE...
Publication number
20140295366
Publication date
Oct 2, 2014
Hanwha Chemical Corporation
Kyu Ho Song
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
METHOD FOR CALCINING ELECTRODE MATERIALS USING A ROTARY KILN
Publication number
20140004473
Publication date
Jan 2, 2014
Hanwha Chemical Corporation
Kyu Ho Song
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Method and apparatus for scanning the camera los in a continuous zo...
Publication number
20050231614
Publication date
Oct 20, 2005
Kee-Tae Han
H04 - ELECTRIC COMMUNICATION TECHNIQUE