Improvements in the Process of and Apparatus for Directly Reducing Iron Ore and subsequently Treating same for the Manufacture of Wrought Iron and Steel.
GB190617131A
An Improvement in the Direct Process of Manufacturing Iron and Steel.
US814557A
Apparatus for the treatment of ore for the manufacture of iron and steel therefrom.
CA90102A
Manufacture of iron and steel
GB190405041A
Improvements in Apparatus for Treating Ferruginous Ore for the Manufacture of Iron and Steel therefrom.
GB190404975A
An Improved Process of and Apparatus for Treating Ferruginous Ore for the Manufacture of Iron and Steel therefrom.
US791928A
Process of treating ferruginous ore for the manufacture of iron and steel therefrom.
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Apparatus for treating ferruginous ore for the manufacture of iron and steel therefrom.
CA92603A
Preparation of ferruginous ore for the manufacture of iron and steel therefrom