étude au laboratoire de l'analyse spectrographique directe sur fontes et aciers liquides

Ferrous metallurgy

“…New techniques investigated involved the plasma jet (179), hollow cathodes (483), a laser beam (373), and the use of cellophane tape to limit the spot size to 50 microns for inclusion analysis (139). The direct spectrographic analysis of molten iron and steel was also reported (56).…”