3Marukawa Yuujiyou, Ebihara Kouji. Production of Vanadium [P] . JP 60128230, 1985-07-09.
4Prabhat Kumar Tripathy, Jag Mohan Juneja. Preparation of High Purity Vanadium Metal by Silicothermic Reduction of Oxides Followed by Electrorefining in a Fused Salt Bath [ .I] .High Temperature Materials and Processes, 2004, 23:237-245.
5P K Tripathy, A K Suri. A New Process for the Preparation of Vanadium Metal [ J] . High Temperature Materials and Processes, 2002, 21:127-1376.
6Hashiguchi Yoshiyo. Method For Producing High Purity Metallic Vanadium [P] . JP2002180145, 2002-06-26.
7Frank E Block. (MetaUothermic Reduction of Vanadium Chlorides) . Report of Investigations, 1961, 17pages.
8Carlson 0 N, Burkholder H R. Martsching G A et al. Preparation of High Purity Vanadium [C] . ERA, 1981, 1-13.
9Schmidt Frederich, Carlson O Norman. Method for preparing high purity vanadium [p] . US 04610720, 1984-05-16.
10Smith D L, Chung H M, Matsui H. Progress in vanadium alloy development for fusion applications [ J 1. Fusion Engineering and Design, 1998,41 (8) :7 - 14.