Robin Ephithite

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Fredrikstad, NO

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Patents Grantslast 30 patents

Information Patent Grant
Column for treating particulate materials with a gas
- Patent number 5,092,564
- Issue date Mar 3, 1992
- Elkem Technology a/s
- Toralv Basen
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for production of metals of ferroalloys by direct reduction
- Patent number 4,975,116
- Issue date Dec 4, 1990
- Elkem Technology a/s
- Toralv Basen
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...