FIGURE 1
TRANSURANIUM PREPARATION, DISSOLUTION AND CONCENTRATION TECHNIQUES
WATER
AIR
1
|
84S
Evap. or
Direct ppt
with
SOIL
FILTER
(LE AC H)
I
Tr
Wet ash
Dry ash
Drv
Ash
Grind
Big (PO4)2 or
SOIL
___£
y
Dry
Ash
Grind
Sieve
+
L
VEG,
PREPARATION
t
Sieve
FeOH)or CaF
FOOD
(DISSOLN)
{
Wash
Dry
Grind
BIOL,
{
t
ash
ash
dehydration
dehydration
decarbonization decarbonization
dry or wet
dry or wet
Dry ash
y
BONE,
SHELL
4
1
+
SOLUBILIZATION/EQUILIBRATION
|
HNO,
and
HF
\
HNO, - HClO,
and HF
l
leach
{
Y
AIR
SOIL
FILT.
ji
i
HNOg -HCl
cycle
FIGURE 2
H,0
tT
HNO3 - HCl (HF) Fusion or
(LEACH)
|
cycles
L
CONCENTRATION
t
HC1O,, HNO,
or
HCl
HF
i
HC]
and HF
Y
l
f HNO, - HCl
H S04, HClO,
HF
J
TRANSURANIUM PREPARATION AND SEPARATION
SOIL
wrsson)
Foon}
vec.)
yy
FoNe’|
vance
[MX]
Biot.
{sea
1,0
PREPARATION BY DRYING, ASHING, SCAVENGING
| SOLUBILIZATION AND EQUILIBRATION
.
|
I
696
CONCENTRATION/SEQUENTIAL SEPARATION
COPRECIPITATION
@ Big(PO,4)5
© LaOH)s
@ Fe(OH),
@ CaF
© LaF,
® NdF5
@ OXALATES
e
BaSO,4
ION EXCHANGE
© DOWEX 1x 2
® DOWEX 1x 4
|
EXTRACTION
@ TIOA
e TTA
® HDEHP
@ ALIQUOT-336
® TBP
@ HEXONE
® DIETHYLETHER
J