Hwan CHOI

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Yeosu-si, KR

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Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING A CATHODE OF A SECONDARY BATTERY AND A PURIFIE...
- Publication number 20240387829
- Publication date Nov 21, 2024
- JAEWON INDUSTRIAL CO., LTD
- JAE WON SHIM
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PURIFICATION METHOD OF HIGH PURITY ISOPROPYL ALCOHOL USED IN SEMICO...
- Publication number 20230365904
- Publication date Nov 16, 2023
- JAEWON INDUSTRIAL CO., LTD
- Sung Won SHIM
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
METHOD FOR PURIYFING WASTE N-METHYL-2-PYRROLIDONE
- Publication number 20230192609
- Publication date Jun 22, 2023
- JAEWON INDUSTRIAL CO., LTD
- Sung Won SHIM
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PURIFYING AN ALKYLENE GLYCOL MONOALKYL ETHER CARBOXYLIC...
- Publication number 20230095681
- Publication date Mar 30, 2023
- JAEWON INDUSTRIAL CO., LTD
- Sung Won SHIM
- C07 - ORGANIC CHEMISTRY