Process for recovering pertechnetate ions from an aqueous solution also containing other ions
Patent
·
OSTI ID:870837
- DeKalb, IL
- Naperville, IL
- Tallahassee, FL
A solid/liquid process for the separation and recovery of TcO.sub.4.sup.-1 ions from an aqueous solution is disclosed. The solid support comprises separation particles having surface-bonded poly(ethylene glycol) groups; whereas the aqueous solution from which the TcO.sub.4.sup.-1 ions are separated contains a poly(ethylene glycol) liquid/liquid biphase-forming amount of a dissolved salt. A solid/liquid phase admixture of separation particles containing bound TcO.sub.4.sup.-1 ions in such an aqueous solution that is free from MoO.sub.4.sup.-2 ions is also contemplated, as is a chromatography apparatus containing that solid/liquid phase admixture.
- Research Organization:
- Argonne National Laboratory (ANL), Argonne, IL
- DOE Contract Number:
- W-31109-ENG-38
- Assignee:
- Arch Development Corp. (Chicago, IL); Board of Regents for Northern Illinois University (DeKalb, IL)
- Patent Number(s):
- US 5603834
- OSTI ID:
- 870837
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
-1
-2
/210/
admixture
amount
apparatus
apparatus containing
aqueous
aqueous solution
biphase-forming
biphase-forming amount
bound
chromatography
comprises
comprises separation
containing
contains
contemplated
disclosed
dissolved
dissolved salt
ethylene
ethylene glycol
free
glycol
liquid
liquid biphase-forming
liquid phase
liquid process
moo
particles
particles contain
particles containing
pertechnetate
phase
poly
process
recovering
recovery
salt
separated
separated contains
separation
separation particles
solid
solid support
solution
support
support comprises
surface-bonded
surface-bonded poly
tco
-2
/210/
admixture
amount
apparatus
apparatus containing
aqueous
aqueous solution
biphase-forming
biphase-forming amount
bound
chromatography
comprises
comprises separation
containing
contains
contemplated
disclosed
dissolved
dissolved salt
ethylene
ethylene glycol
free
glycol
liquid
liquid biphase-forming
liquid phase
liquid process
moo
particles
particles contain
particles containing
pertechnetate
phase
poly
process
recovering
recovery
salt
separated
separated contains
separation
separation particles
solid
solid support
solution
support
support comprises
surface-bonded
surface-bonded poly
tco