On the direct process of making wrought iron and steel ...
The average of 14 analyses of the ore from the Republic Mine of the Lake Superior district, gives : Metallic iron, 68"48 Phosphorus, "053 Silica, 2"07 The analysis of reheated iron from the same ore made by my pro cess, as given by Dr. Otto Wuth, of Pittsburg, is as follows : Carbon, 0"042 Silicon, 0'021 Sulphur, 0"032 Phosphorus, 0'016 Slag, 0'185 Iron, 99"700 A comparison of the foregoing ...
![whatsapp](/images/whatsapp.png)