Aarno T. Salervo

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Tapionkatu, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for mixing molten iron silicate with ferroalloy slag in orde...
- Patent number 4,946,811
- Issue date Aug 7, 1990
- Outokumpu Oy
- Frans H. Tuovinen
- C03 - GLASS MINERAL OR SLAG WOOL