Alfred Unbekand

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Patents Grantslast 30 patents

Information Patent Grant
Method of and apparatus for the decrusting of metallurgical lances
- Patent number 4,052,044
- Issue date Oct 4, 1977
- ARBED - Acieries Reunies de Burbach-Eich-Dudelange
- Joseph Colling
- C21 - METALLURGY OF IRON