Han Sang Oh

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Jeju-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Preparation of iron(II) acetate powder from a low grade magnetite
- Patent number 7,550,618
- Issue date Jun 23, 2009
- Korea Institute of Geoscience & Mineral Resources
- Hee Dong Jang
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PREPARATION OF IRON (II) ACETATE POWDER FROM A LOW GRADE MAGNETITE
- Publication number 20090105493
- Publication date Apr 23, 2009
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Hee Dong Jang
- C07 - ORGANIC CHEMISTRY