Armin Pertl

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Patents Grantslast 30 patents

Information Patent Grant
Snorkel for a degassing vessel
- Patent number 5,911,946
- Issue date Jun 15, 1999
- Veitsch-Radex Aktiengesellschaft fur feuerfeste Erzeugnisse
- Klaus Aichinger
- C21 - METALLURGY OF IRON