Abstract
Niobium occurs in nature combined with iron as a complex oxide, generally associated with the similar tantalum-iron oxide. The ore is very scarce and as niobium is generally used as a low percentage alloy very little scrap is recovered.
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© 1992 Springer Science+Business Media Dordrecht
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Ross, R.B. (1992). Niobium Nb (also called columbium, Cb). In: Metallic Materials Specification Handbook. Springer, Boston, MA. https://doi.org/10.1007/978-1-4615-3482-2_29
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DOI: https://doi.org/10.1007/978-1-4615-3482-2_29
Publisher Name: Springer, Boston, MA
Print ISBN: 978-0-412-36940-7
Online ISBN: 978-1-4615-3482-2
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