Gijsbert W. M. van Wijk

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7772 JX Hardenberg, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method of, purifying a melt, which, besides one or more impurities,...
- Patent number 4,897,115
- Issue date Jan 30, 1990
- Gijsbert W. van Wijk
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Apparatus for, purifying a melt, which, besides one or more impurit...
- Patent number 4,842,643
- Issue date Jun 27, 1989
- Gijsbert W. M. van Wijk
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...