Extraction of uranium with triphosphonic esters

Details Extraction of uranium with triphosphonic esters Extraction of uranium with triphosphonic esters

1980-07-07

1984-08-07

Miller, Edward A.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Radioactive metal

260932, C01G 4300

Patent

active

044643462

ABSTRACT:
Triphosphonic esters, each of the three phosphorus atoms of which is bound to a carbon atom of the same hydrocarbon group, having 2 or 4 free acid functions or two salt functions, may be used for various known uses of phosphonates, including the extraction of heavy metals.

REFERENCES:
patent: 2765279 (1956-10-01), Nusslein
patent: 3256370 (1966-06-01), Fitch et al.
patent: 3471552 (1969-10-01), Budnick
patent: 3534125 (1970-10-01), Knollmueller
patent: 3743688 (1973-07-01), Nicholson et al.
patent: 3993728 (1976-11-01), Schulz
patent: 4105741 (1978-08-01), Wiewiorowski et al.
Hurst, "Solvent Extraction of Uranium from Wet Process Phosphoric Acid", ORNL-TM-2522, p. 39, (1969).

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