Maarten A. de Haas

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Heerhugowaard, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method for the manufacture of hard steel sheet from Al-killed conti...
- Patent number 4,838,955
- Issue date Jun 13, 1989
- Hoogovens Groep B.V.
- Arie B. C. Edelman
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of manufacturing dual phase strip steel and steel strip manu...
- Patent number 4,698,103
- Issue date Oct 6, 1987
- Hoogovens Groep B.V.
- Thomas M. Hoogendoorn
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Process for Producing an Ultra-Low-Carbon Steel Slab, Strip or Sheet
- Publication number 20120177935
- Publication date Jul 12, 2012
- Ben Richards
- C21 - METALLURGY OF IRON