Zirconium and hafnium separation without waste generation

CIM Bulletin

Volumn 91, Issue 1018, 1998, Pages 221-224

  Da Silva Jr , A B V ^a,b,c,d   Distin, P A ^a,e,f,g  

^a MCGILL UNIVERSITY   (Canada)

^b COPESP/IPEN ^*  (Canada)

^c INSTITUTO DE PESQUISAS ENERGÉTICAS E NUCLEARES   (Brazil)

^d IME   (Brazil)

^e UNIVERSITY OF LONDON   (United Kingdom)

^f NATIONAL RESEARCH COUNCIL CANADA   (Canada)

^g Mines Research   (Canada)

Author keywords

Environment; Hafnium; Separation technology; Zirconium

Indexed keywords

DECOMPOSITION; ENVIRONMENTAL IMPACT; ENVIRONMENTAL PROTECTION; HAFNIUM; HYDROCHLORIC ACID; KETONES; PHOSPHORUS; SOLVENT EXTRACTION; SULFUR COMPOUNDS;

METHYL ISOBUTYL KETONE (MIBK); ORGANOPHOSPHOROUS EXTRACTANTS; ZIRCONIUM/HAFNIUM SEPARATION;

ZIRCONIUM METALLOGRAPHY;

EID: 0032023137     PISSN: 03170926     EISSN: None     Source Type: Trade Journal    
DOI: None     Document Type: Article

References (12)

1. BESSON, P., GUERIN, J., BRUN, P., and BAKES, M., 1977. US Pat. 4.021.531.
2. BROWN, A., and HEALY, T.V., 1978. Separation of Zirconium From Hafnium in Nitric Acid Solutions by Solvent Extraction using Dibutyl-Butyl-Phosphonate. Hydrometallurgy, Vol. 3, p. 265-274.
3. EL-AMMOURI, E.G., and DISTIN, P.A., 1996. Hafnium Extraction From Acidic Chloride Solutions by Cyanex 923. Solvent Extraction and Ion Exchange, Vol. 14, No.5, p. 871-887.
4. HURÉ, J., and SAINT-JAMES, R., 1956. Process for Separation of Zirconium and Hafnium. Proceedings of the International Conference on the Peaceful Uses of Atomic Energy, United Nations, Vol.8, p. 551-555.
5. LEVITT, A.E., and FREUND, H., 1956. Solvent Extraction of Zirconium with Tributyl Phosphate. Journal of American Chemistry Society, No. 78, p. 1545-1549.
6. SATO, T., 1970. The Extraction of Zirconium (iv) from Hydrochloric Acid Solutions by Tri-n-butylphosphate and Di-(2-Ethylhexyl)-phosphoric Acid. Analytica Chimica Acta, Vol. 52, p. 183-191.
7. SATO, T., 1983. The Extraction of Zirconium From Aqueous Acid Solutions by Tri Octylphosphine Oxide. Solvent Extraction and Ion Exchange, Vol. 1, No. 2, p. 251-261.
8. SEHRA, J.C., and MALLIKARJUNAN, R., 1989. Pyrometallurgical Process for the Separation of Hafnium and Zirconium. Bulletin of Material Science, Vol. 12, Nos. 3-4.
9. SKAGGS, R.L, ROGERS, D.T., and HUNTER, D.B., 1983. US Bureau of Mines Report 8963.
10. SNYDER, T.S., and LEE., E.D., 1990. Zirconium-Hafnium 'production in a Zero Liquid Discharge Process. US Patent No. 5,112,493.
11. SURIYACHAT, D., and DISTIN, P.A., 1993. Zirconium Solvent Extraction Using Organophosphorous Reagents. ISEC 93 Proceedings. Soc. of Chemical Industry, U.K., Vol. 1, p. 265.
12. VOIT, O.D., 1980. Equilibrium Distribution Behavior of Zirconyl-Hafnyl Thiocyanates Between Methyl-Isobutyl-Ketone and Aqueous Phases. ISEC 80 Proceedings. Paper No. 80.