SUPERCRITICAL-FLUID EXTRACTION OF URANIUM AND THORIUM FROM NITRIC-ACID SOLUTIONS WITH ORGANOPHOSPHORUS REAGENTS

被引:119
|
作者
LIN, YH
SMART, NG
WAI, CM
机构
[1] UNIV IDAHO, DEPT CHEM, MOSCOW, ID 83843 USA
[2] BRITISH NUCL FUELS PLC, CO RES LAB, PRESTON PR4 0XJ, LANCS, ENGLAND
关键词
D O I
10.1021/es00010a036
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Uranium and thorium in nitric acid solutions can be effectively extracted by supercritical carbon dioxide containing tributyl phosphate or a phosphine oxide.
引用
收藏
页码:2706 / 2708
页数:3
相关论文
共 50 条
  • [1] Supercritical fluid extraction of uranium and thorium from nitric acid solutions with organophosphorus reagents
    Lin, Y.
    Smart, N.G.
    Wai, C.M.
    Environmental Science and Technology, 1995, 29 (10): : 2706 - 2708
  • [2] SEPARATION OF THORIUM AND URANIUM BY AMINE EXTRACTION FROM WATER-METHANOL NITRIC-ACID SOLUTIONS
    SCHMID, ER
    KENNDLER, E
    RADIOCHEMICAL AND RADIOANALYTICAL LETTERS, 1976, 26 (04): : 259 - 267
  • [3] Supercritical fluid extraction of uranium and thorium from nitric acid medium using organophosphorous compounds
    Pitchaiah, K. C.
    Sujatha, K.
    Rao, C. V. S. Brahmmananda
    Subramaniam, S.
    Sivaraman, N.
    Rao, P. R. Vasudeva
    RADIOCHIMICA ACTA, 2015, 103 (04) : 245 - 255
  • [4] Supercritical fluid extraction of thorium from tissue paper matrix employing organophosphorus reagents
    Kumar, P.
    Pal, A.
    Saxena, M. K.
    Ramakumar, K. L.
    RADIOCHIMICA ACTA, 2007, 95 (12) : 701 - 708
  • [5] EXTRACTION OF AM(III) FROM NITRIC-ACID WITH MIXTURES OF NEUTRAL ORGANOPHOSPHORUS REAGENTS
    CHMUTOVA, MK
    PRIBYLOVA, GA
    NESTEROVA, NP
    MYASOEDOV, BF
    KABACHNIK, MI
    SOVIET RADIOCHEMISTRY, 1989, 31 (03): : 329 - 337
  • [6] Extraction of uranium and thorium with TBP from fluoride - nitric acid solutions
    Volk, VI
    Vakhrushin, AY
    Mamaev, SL
    JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY, 2000, 246 (03) : 697 - 702
  • [7] Extraction of Uranium and Thorium with TBP from Fluoride — Nitric Acid Solutions
    V. I. Volk
    A. Yu. Vakhrushin
    S. L. Mamaev
    Journal of Radioanalytical and Nuclear Chemistry, 2000, 246 : 697 - 702
  • [8] Supercritical fluid extraction of toxic heavy metals and uranium from acidic solutions with sulfur-containing organophosphorus reagents
    Lin, YH
    Liu, CX
    Wu, H
    Yak, HK
    Wai, CM
    INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH, 2003, 42 (07) : 1400 - 1405
  • [9] CROWNS IN PROCESSES OF URANIUM AND ACTINOID EXTRACTION FROM NITRIC-ACID SOLUTIONS
    YAKSHIN, VV
    FILIPPOV, EA
    BELOV, VA
    ARKHIPOVA, GG
    ABASHKIN, VM
    LASKORIN, BN
    DOKLADY AKADEMII NAUK SSSR, 1978, 241 (01): : 159 - 162
  • [10] EXTRACTION OF URANIUM (VI) AND THORIUM (IV) FROM NITRIC-ACID SOLUTIONS BY TRI-N-OCTYL PHOSPHINE OXIDE
    SATO, T
    NISHIDA, T
    YAMATAKE, M
    JOURNAL OF APPLIED CHEMISTRY AND BIOTECHNOLOGY, 1973, 23 (12): : 909 - 917