NORTHSTAR STEEL COMPANY

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EDINA, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for the use of electric steel plant slag for self-reducing a...
- Patent number 6,391,086
- Issue date May 21, 2002
- Northstar Steel Co.
- Marcos de Albuquerque Contrucci
- C21 - METALLURGY OF IRON