Leif Farbu

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Strommen, NO

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Patents Grantslast 30 patents

Information Patent Grant
Process for the extraction of alumina from aluminum-containing sili...
- Patent number 4,110,399
- Issue date Aug 29, 1978
- Institutt for Atomenergi
- Bjorn Gaudernack
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for separation of the lanthanides
- Patent number 4,041,125
- Issue date Aug 9, 1977
- Forskningsgruppe for Sjeldne Jordarter
- Jorolf Alstad
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...