Selective recovery of neodymium from oxides by direct extraction method with supercritical CO2 containing TBP-HNO3 complex

Separation Science and Technology

Volumn 37, Issue 5, 2002, Pages 1153-1162

  Tomioka, Osamu ^a   Enokida, Youichi ^a   Yamamoto, Ichiro ^a  

^a NAGOYA UNIVERSITY   (Japan)

Author keywords

Extraction; HNO3 tri n butylphosphate complex; Lanthanide; Oxide; Supercritical carbon dioxide

Indexed keywords

BINARY MIXTURES; CARBON DIOXIDE; CHEMICAL REACTORS; EXTRACTION; NEODYMIUM;

FLOW REACTORS;

METAL RECOVERY;

CARBON DIOXIDE; LANTHANIDE; NEODYMIUM; NITRIC ACID DERIVATIVE; OXIDE; TRIBUTYL PHOSPHATE;

EXTRACTION PROCESS; METAL EXTRACTION; NEODYMIUM; OXIDE; SUPERCRITICAL CARBON DIOXIDE;

ARTICLE; BIOREACTOR; EXTRACTION; FLOW RATE; SOLVENT EXTRACTION; SUPERCRITICAL FLUID EXTRACTION;

EID: 0036211359     PISSN: 01496395     EISSN: None     Source Type: Journal    
DOI: 10.1081/SS-120002247     Document Type: Article

References (24)

1. Extraction of metal ions from liquid and solid materials by supercritical carbon dioxide
2. Supercritical fluid extraction of organic and inorganic mercury from solid materials
3. Metal speciation by supercritical fluid extraction with on-line detection by atomic absorption spectrometry
4. Determination of metals in solid samples by complexation-supercritical fluid extraction and gas chromatography-atomic emission detection
5. Supercritical fluid extraction of lanthanides and actinides from solid materials with a fluorinated β-diketone
6. Supercritical fluid extraction of thorium and uranium ions from solid and liquid materials with fluorinated β-diketones and tributyl phosphate
7. Supercritical extraction of mercury with ionizable crown ethers in supercritical carbon dioxide
8. Extraction of lanthanides from acidic solution using tributyl phosphate modified supercritical carbon dioxide
9. Extraction of uranium(VI) from nitric acid solution into supercritical carbon dioxide containing tri-n-butylphosphate
10. Extraction of uranium(VI) in nitric acid solution with supercritical carbon dioxide fluid containing tributylphosphate
11. Pressure and temperature effect on the extraction equilibrium of U(VI) between nitric acid solution and supercritical carbon dioxide containing tributylphosphate
12. Solubility of organophosphorus metal extractants in supercritical carbon dioxide
13. 2-tributylphosphate system
14. Pressure dependence of extraction behavior of plutonium(IV) and uranium(VI) from nitric acid solution to supercritical carbon dioxide containing tributylphosphate
15. Solubility of chelating agents and metal containing compounds in supercritical fluid carbon dioxide - A review
16. Complexation and transport of uranyl nitrate in supercritical carbon dioxide with organophosphorus reagents
17. Supercritical fluid extraction of uranium and thorium from nitric acid solutions with organophosphorus reagents
18. Separation of metal ions with sodium bis(trifluoroethyl)dithiocarbamate chelation and supercritical fluid chromatography
19. Past, present, and possible future applications of supercritical fluid extraction technology
20. Solvent extraction of lanthanides from their oxides with TBP in supercritical carbon dioxide
21. 2
22. A thermodynamic model of nitric acid extraction by tri-n-butyl phosphate
23. Extraction and recovery of metals using a supercritical fluid with chelating agents
24. Extraction chemistry of fission product