Preparation of carbon incorporated Nb-Al alloy and its subsequent conversion to pure niobium by electron beam melting

Journal of Alloys and Compounds

Volumn 236, Issue 1-2, 1996, Pages 216-223

  Sharma, I G ^a   Chakraborty, S P ^a   Bose, D K ^a  

^a BHABHA ATOMIC RESEARCH CENTRE   (India)

Author keywords

Electron beam melting; Nb Al alloy; Pure Nb

Indexed keywords

ADDITION REACTIONS; CARBON; CRUSHING; ELECTRON BEAM MELTING; ELECTRON BEAMS; GRAIN BOUNDARIES; HARDNESS; IMPURITIES; MELTING; METAL RECOVERY; NIOBIUM;

DEOXIDATION; ELECTRON BEAM MELT REFINING; IMPURITY CONCENTRATION; LOW RESIDUAL ALUMINUM CONCENTRATION; NIOBIUM ALUMINUM ALLOY; THERMIT NIOBIUM;

NIOBIUM ALLOYS;

EID: 0030125787     PISSN: 09258388     EISSN: None     Source Type: Journal    
DOI: 10.1016/0925-8388(95)02088-8     Document Type: Article

References (29)

1. C.W. Balke, Trans. Electrochem. Soc., 85 (1944) 89.
2. M.F. Joly, Proc. 2nd Int. Conf. on Peaceful Uses of Atomic Energy, Vol. 4, United Nations, New York, 1958, p. 309.
3. J. Krugger, in O. Winkler and R. Bakish (eds.), Uses of Vacuum Techniques in Extractive Metallurgy and Refining of Metals, Elsevier, Amsterdam, 1971, p. 164.
4. S.P. Garg, R. Venkataramani and C.V. Sundaram, Trans. Indian Inst. Met., 28 (4) (1975) 281.
5. A.K. Suri and C.K. Gupta, Trans. Indian Inst. Met., 31 (2) (1978) 152.
6. N. Krishnamurthy, Preparation and decomposition of group IV and V refractory metal nitrides, Ph. D. Dissertation, University of Bombay, 1991.
7. T. Sugai and R. Watanabe, Proc. Int. Conf. on Tantalum and Niobium, International Study Centre, Brussels, 1988, p. 241.
8. J.W. Marden and M.H. Rich, Production of rare metals, US Patent 1728941, 1927.
9. F.E. Block, Tantalum and niobium - extractive metallurgy, presented at Achema, Frankfurt, June, 1958, US Bureau of Mines, p. 191.
10. C.K. Gupta and P.K. Jena, Trans. AIME, 230 (1964) 1433.
11. T.K. Mukherjee, G.R. Kamat and C.K. Gupta, J. Met., 22 (1970) 50.
12. H. Goldschmidt, and C. Vanten, J. Soc. Chem. Ind., 19 (1898) 543.
13. W. VonBolton, Z. Elektrochem., 13 (1907) 145.
14. L.F. Mondolfo, US Patent 2803536, 1957.
15. H.A. Wilhelm, F.A. Schmidt and T.G. Ellis, J. Met., 18 (1966) 1303.
16. C.K. Gupta and P.K. Jena, Trans. Indian Inst. Met., 22 (1969) 51.
17. G.R. Kamat and C.K. Gupta, Met. Trans., 2 (1971) 2817.
18. C. Narayanan, T.K. Mukherjee, D.K. Bose and C.K. Gupta, Trans. Indian Inst. Met., 30 (6) (1977) 387.
19. S. Sendroff and G.W. Mellors, J. Electrochem. Soc., 112 (1965) 266.
20. S. Sendroff and G.W. Mellors, J. Electrochem., Soc., 113 (1966) 66.
21. R.E. Cumings and F.R. Cottoir, Rep. RI 6506, US Bureau of Mines, Washington, DC, 1964.
22. K.K. Schulze, J. Met., 33 (5) (1981) 33.
23. K.K. Schulze and M. Krehl, Nucl. Instrum. Methods Phys. Res. A, 236 (1985) 609.
24. C.K. Gupta and A.K. Suri, Extractive Metallurgy of Niobium in Purification and Consolidation, CRC, Boca Raton, 1993, p. 212.
25. C.V. Sundaram, A.K. Taneja and Ch.S. Rao, Miner. Process. Extract. Metall. Rev., 10 (1992) 239.
26. W. Dautzenberg, Das metallothermische Verchutten Ohne Zufuhr elektrischer Energie, in G. Volkart and K.D. Frank (eds.), Metallurgie der Ferrolegierungen, Springer, Berlin, 1972, 2nd edn., pp. 59-76.
27. W. Dautzenberg, Aluminothermic, in Ulmans Encyklopadie der Technischen Chemie, Vol. 7, Verlag Chemie, Weinheim, 1974, 4th edn., pp. 351-361.
28. F.H. Hall, Aluminothermic Process, in Ulmans Encyclopedia of Industrial Chemistry, Vol. Al, VCH, Weinheim, 1985, 5th edn., pp. 447-457.
29. S.P. Garg and CV. Sundaram, BARC-Rep. 777, Internal Report, Bhabha Atomic Research Centre, Bombay, 1974.