Aarne A. Kapanen

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Espoo, FI

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for sulfatizing roasting of a finely-divided selenium-bea...
- Patent number 4,228,133
- Issue date Oct 14, 1980
- Outokumpu Oy
- Leo E. Lindroos
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...