Agent, useful e.g. to treat metal melts, preferably for desulfurization of pig iron melts, comprises an element, in elemental and/or bonded state, comprising alkali metal, alkaline earth metal or earth metal (first Component) and bitumens

摘要

Agent comprises at least one element, in elemental and/or bonded state, comprising alkali metals, alkaline earth metals or earth metals (first Component) and bitumens in an amount of 1-30 wt.%. An independent claim is included for the preparation of an agent comprising mixing the first component and optionally a second component and bitumen and crushing or grinding on size of a blowable and/or free-flowing grain.