Noel F. Lutgen

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Igny, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing steel having a low content of nitrogen in a l...
- Patent number 4,990,183
- Issue date Feb 5, 1991
- L'Air Liquide
- Sara H. Anderson
- C21 - METALLURGY OF IRON
Information Patent Grant
Lance for discharging liquid nitrogen or liquid argon into a furnac...
- Patent number 4,848,751
- Issue date Jul 18, 1989
- L'Air Liquide
- Noel F. Lutgen
- C21 - METALLURGY OF IRON