|
ES159224A1
|
|
Procedure, with your device, for the manufacture of steel and similar blocks
|
|
ES151017A1
|
|
Procedure to eliminate the phosphorus sulfur and other impurities of casted metal masses, for example, in gross iron affixation
|
|
ES151016A1
|
|
Oven to eliminate the sulfur, the phosphorus and other impurities of the melted masses, for example in the grinding iron
|
|
GB101412A
|
|
Electric Furnace.
|
|
US1294830A
|
|
Electric-arc furnace.
|
|
GB191400226A
|
|
Improvements in Electric Furnaces.
|
|
GB191324850A
|
|
Improvements in and connected with Electric Furnaces.
|
|
CA164292A
|
|
Electric furnace
|
|
US1103379A
|
|
Method of generating heat by means of electric arcs.
|
|
CA149784A
|
|
Electrical arc furnace
|
|
CA148780A
|
|
Wheel for traction engines, etc.
|
|
GB191207367A
|
|
Improvements in and relating to Electrical Furnaces.
|
|
US1076518A
|
|
Electric furnace.
|
|
CA382691A
|
|
Iron decarbonizing method
|
|
CA291355A
|
|
Electric furnace
|
|
CA285850A
|
|
Electric furnace
|
|
CA337602A
|
|
Electric furnace alloy production
|
