314
V. Malyshev et al.
Table 19.1
Variation of composition of Na
2 WO
4 -Li
2 WO
4 -Li
2 CO
3 in the course of isothermal heating
Composition of electrolyte, %
Before heating
After heating
Test no.
Composition of electrolyte
T, ◦
C
m,
%
Na
Li
WO
3
CO
2
Na
Li
WO
3
CO
2
1
Na
2 WO
4 -Li
2 WO
4 -Li
2 CO
3
500
4.48
7.17
3.72
76.62
4.18
7.78
4.25
75.7
1.08
2
Na
2 WO
4 -Li
2 CO
3 -Li
2 WO
4
800
4.45
7.14
3.7
78.2
3.71
7.77
3.59
76.15
0.19
3
Na
2 WO
4 -Li
2 WO
4 -Li
2 CO
3
900
4.46
6.82
3.85
78.2
4.65
6.75
3.99
77.74
4
Na
2 WO
4 -Li
2 WO
4
900
0.5
8.28
2.49
83.47
–
7.78
2.48
82.31
0.37