Ardal og Sunndal Verk A/S

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Oslo, NO

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for discontinuous charging of molten metal into a vacuum...
- Patent number 4,385,751
- Issue date May 31, 1983
- Ardal og Sunndal Verk A/S
- Torstein Saether
- F27 - FURNACES KILNS OVENS RETORTS