Deung-Mo Che

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Dongkwangyang, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing hot rolled steel sheet using mini mill process
- Patent number 6,978,531
- Issue date Dec 27, 2005
- Pohang Iron & Steel Co., Ltd.
- Deung-Mo Che
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...