Precipitation-stripping of yttrium oxalate powders from yttrium-loaded HDEHP organic solutions using an ultrasonic stirrer

Hydrometallurgy

Volumn 46, Issue 1-2, 1997, Pages 1-12

  Combes, E ^b   Sella, C ^a   Bauer, D ^a   Sabot, J L ^b  

^a PSL RESEARCH UNIVERSITY   (France)

^b SANOFI   (France)

Author keywords

[No Author keywords available]

Indexed keywords

CARBOXYLIC ACIDS; NITRIC ACID; POWDERS; PRECIPITATION (CHEMICAL); SOLUBILITY; STRIPPING (REMOVAL); THERMAL EFFECTS; ULTRASONIC DEVICES; YTTRIUM COMPOUNDS;

OXALIC ACID; ULTRASONIC STIRRERS; YTTRIUM OXALATE;

HYDROMETALLURGY;

EID: 0031209731     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0304-386x(97)00016-9     Document Type: Article

References (12)

1. J.H. Yoon, F.M. Doyle, Precipitation of rare earths powders from aqueous solutions and emulsions. In: P.M. Doyle, S. Raghavan, P. Somasundara, G.W. Warren (Eds.), Innovations Mater. Process. Using Aqueous, Colloid and Surface Chemistry. TMS, Warrendale, PA, 1989, pp. 195-211.
2. J.C. Lee, P.M. Doyle, Rare earths, Proc. Int. Symp., Miner. Met. Mater. Soc., Warrendale, Pa San Diego, CA, 1992, pp. 139-150.
3. J.H. Yoon, P.M. Doyle, Preparation of lanthanide oxalate powders using carboxylate-based emulsions. In: C.M. Bickert (Ed.), Light Metals '90. TMS, Warrendale, Pa, 1992, pp. 991-997.
4. S. Sanuki, A. Sugiyama, M. Tunekawa, K. Kadomachi, K. Arai, Precipitation-stripping of samarium oxalate from organic solution containing acid type extradant by oxalic acid, Nippon Kinzoku Gakkaishi 58 (11) (1994) 1271-1278.
5. T.M. Hung, J.S. Horng, Y.C. Hoh, Stripping rare earth from its loaded di(2-ethylhexyl)-phosphate complex by oxalic acid, Proc. ISEC '90, Elsevier Science B.V., Amsterdam, 1990, pp. 901-906.
6. T.M. Hung, T.M. Chiu, Preparation and characteristics of rare earth oxalate by stripping of extracted di(2-ethylhexyl)phosphoric acid with oxalic acid, Proc. Symp. Solvent Extr., 1991, pp. 7-10.
7. V. Picard, Cristallochimie et étude du comportement thermique des oxalates hydratés d'yttrium, Thesis, Université de Bourgogne, U.F.R. des Sciences et Techniques, France, May 1993.
8. E. Combes, C. Sella, D. Bauer, J.L. Sabot, Precipitation of yttrium oxalate powders from HDEHP organic solutions: kinetic studies in a Lewis cell, Proc. ISEC '96. In: D.C. Shallcross, R. Paimin, L.M. Prvcic (Eds.), Value Adding Through Solvent Extraction. University of Melbourne, Vol. 2, 1996, p. 1655.
9. E. Combes, C. Sella, D. Bauer, J.L. Sabot, A study of the formation of acid and neutral yttrium oxalate powders from precipitation-stripping reaction in Lewis-type cell, Hydrometall., accepted.
10. E. Combes, Etude de la precipitation en milieu biphasique: application au contrôle de la précipitation de cristaux d'oxalate d'yttrium par couplage avec une étape de désextraction liquide-liquide, Thesis, University of P. et M. Curie, Paris VI, November 1995.
11. D.I. Ryabchikov, V.A. Ryabukhin, Analytical chemistry of the element yttrium and the lanthanide elements. Humphrey Science Publishers, London, 1970.
12. J. Shibata, M. Sano, S. Nishimura, Application of solvent extraction to inorganic synthesis-production of nickel carbonate, nickel oxide, nickel and nickel-cobalt powders, Metall. Rev. MMIJ 5 (1) (1988) 1-9.