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Title: Process for the extraction of strontium from acidic solutions

Patent ·
OSTI ID:97024

The invention is a process for selectively extracting strontium values from aqueous nitric acid waste solutions containing these and other fission product values. The extractant solution is a macrocyclic polyether in an aliphatic hydrocarbon diluent containing a phase modifier. The process will selectively extract strontium values from nitric acid solutions which are up to 6 molar in nitric acid.

Research Organization:
Argonne National Laboratory (ANL), Argonne, IL (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
W-31-109-ENG-38
Assignee:
ANL; SCA: 052001; 400105; PA: EDB-95:121871; NTS-96:001451; ERA-20:025346; SN: 95001445179
Patent Number(s):
PATENTS-US-A8076881
Application Number:
ON: DE95017111; PAN: 8-076,881
OSTI ID:
97024
Resource Relation:
Patent File Date: 1993 Jun 15; Other Information: PBD: 1993; Related Information: U. S. Patent No. 5,344,623. Filed 09/06/1994.
Country of Publication:
United States
Language:
English