Hans F. T. Haraldsen

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Porsgrunn, NO

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Patents Grantslast 30 patents

Information Patent Grant
Method for removal of heavy metals, especially cadmium, from phosph...
- Patent number 4,986,970
- Issue date Jan 22, 1991
- Norsk Hydro a.s
- Hans F. T. Haraldsen
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...