Walter Krzywon

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Cracow, PL

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Patents Grantslast 30 patents

Information Patent Grant
Method of permanent protection of the lower part of the blast furna...
- Patent number 4,238,118
- Issue date Dec 9, 1980
- Osrodek Badawgzo-Rozwojowy Przemyslu Budowy Urzadzen Chemicznych "CEBEA"
- Stanislaw Czosnyka
- C21 - METALLURGY OF IRON