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Priority to JP3515771UpriorityCriticalpatent/JPS5045810Y2/ja
Publication of JPS4733049UpublicationCriticalpatent/JPS4733049U/ja
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Publication of JPS5045810Y2publicationCriticalpatent/JPS5045810Y2/ja
Process for more intensive pirometallurgic refining primere copper materials and copper-wastes containing pb and sn in basic-lined furnace with utilizing impurity-oriented less-corrosive, morestaged iron-oxide-based slag