Dai Yan
Abstract
The present state of tantalum and niobium containing raw materials and recovering methods of tantalum and niobium from secondary materials were introduced,and the urgency and importance of recovering tantalum and niobium from these materials were pointed out in this article.
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The present state of tantalum and niobium containing raw materials and recovering methods of tantalum and niobium from secondary materials were introduced,and the urgency and importance of recovering tantalum and niobium from these materials were pointed out in this article.
Key concepts: Tantalum, Niobium, Materials science, Raw material, Metallurgy, Chemistry, Organic chemistry