RECOVERY OF POTASH IN THE BLAST-FURNACE INDUSTRY. 
Table 1. — Potash in flue dust. 
Firm. 
Description. 
Potash 
(K 2 0). 
Flue dust 
Per cent. 
0.30 
Alan Wood, Iron & Steel Co 
.23 
Do 
3.83 
American Manganese Manufacturing Co. . . 
Do 
Flue dust A 
9.60 
Flue dust B 
3.88 
Do 
Flue dust C 
4.32 
.95 
Do 
Trace. 
Flue dust 
do 
2.06 
.90 
8.25 
Boiler dtist from ferromanganese furnace 
1.63 
1.00 
Do 
2.85 
16.90 
Do 
10.63 
1.74 
Do 
.38 
Cleveland Cliffs Iron Co 
Flue dust 
.41 
1.38 
1.08 
Do 
.92 
.30 
Do 
2.04 
Do 
2.32 
8.81 
6.66 
Do 
12.12 
3.29 
.58 
.41 
Gulf States Steel Co 
4.32 
4.00 
1.00 
Do 
Flue dust from furnace making ferromanganese . . . 
Flue dust from furnace making foundry iron 
Flue dust from furnace making malleable iron 
Flue dust from furnace making bessemer iron 
9.25 
Do 
.37 
Do 
.27 
Do 
.21 
2.85 
Do 
1.22 
Do 
Flue dust, No. 3 dust catcher 
.22 
Do 
Flue dust, boilers 
.24 
Do 
.34 
2.60 
do 
.30 
Natonal Tube Co . 
4.67 
1.23 
Do 
3.70 
Do 
Soft deposit at bottom of boiler stacks 
3.57 
Do 
.17 
.26 
.95 
Do 
3.64 
Do 
.55 
2.46 
Do 
2.27 
Pittsburgh Steel Co 
.53 
5.62 
.30 
Do 
5.93 
Flue dust 
19.75 
Trace. 
Flue dust from No. 1 furnace and old gas washer. . . 
Dust from No. 2 boiler 
.29 
1.01 
Sintered flue dust 
.65 
.42 
.62 
Do : 
Flue dust 
1.68 
.29 
Warner Iron Co 
Blast-furnace dust from Cumberland furnace 
Flue dust from boilers 5, 6, 7, and 8 
3.96 
None. 
Worth Bros. Co 
Flue dust from No. 6 boiler 
9.57 
7.61 
Do 
1.74 
1.37 
.41 
Do 
Flue dust, No. 2 furnace 
.34 
Do 
Blast furnace dust 
.41 
