Hard coal and coke — Determination of ash fusibility
Houille et coke — Détermination de la fusibilité des cendres
73.040 - Coals. Including lignites
75.160.10 - Solid fuels. Including coal products, coke, peat, wood, derivatives of coal pyrolysis, etc.
Anula a: ISO 540:1995
Será anulada por: ISO/CD 540
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