The Manufacture of Iron, in All Its Various Branches: ... to which is Added an Essay on the Manufacture of Steel |
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Page 26
... strong alkalies separate the oxide of iron from the sulphuric acid , and under all circumstances a part of the acid is left in an oxide or iron ore , where it is combined . Iron masters are not very apt to make use of the sulphates of ...
... strong alkalies separate the oxide of iron from the sulphuric acid , and under all circumstances a part of the acid is left in an oxide or iron ore , where it is combined . Iron masters are not very apt to make use of the sulphates of ...
Page 34
... strong enough to separate potassium and oxygen , and why not silicon and oxygen , or aluminum and oxygen ? The cohe- sion of the atoms of these oxides is so strong , that the particles , or congregation of atoms , which the oxides form ...
... strong enough to separate potassium and oxygen , and why not silicon and oxygen , or aluminum and oxygen ? The cohe- sion of the atoms of these oxides is so strong , that the particles , or congregation of atoms , which the oxides form ...
Page 35
... strong heat . We here observe that experience proves the oxides are the most available for the production of metals from their combinations , and of this fact we must not lose sight , for it not only justifies the roasting of ores , but ...
... strong heat . We here observe that experience proves the oxides are the most available for the production of metals from their combinations , and of this fact we must not lose sight , for it not only justifies the roasting of ores , but ...
Page 37
... strong , and consider further the injurious effects of sulphur upon iron , we shall be very cautious in preparing and selecting our ores , for it frequently happens that sul- phur exists in ore where we least suspect it ; it is not only ...
... strong , and consider further the injurious effects of sulphur upon iron , we shall be very cautious in preparing and selecting our ores , for it frequently happens that sul- phur exists in ore where we least suspect it ; it is not only ...
Page 38
... strong enough to expel the carbonic acid , it is generally strong enough to melt the magnetic oxide , or the protoxide , together with foreign matter . Borates are injurious to the metal , but very advantageous in the furnace ...
... strong enough to expel the carbonic acid , it is generally strong enough to melt the magnetic oxide , or the protoxide , together with foreign matter . Borates are injurious to the metal , but very advantageous in the furnace ...
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Common terms and phrases
advantage alkali anthracite furnaces applied ashes bar iron bituminous blast furnace blast machine boshes bottom bushels calcareous carbonic acid cast iron cent charcoal forge charcoal furnaces charges charring chemical cinder clay coke furnaces cold cold-short color combine contains cylinder diameter dust employed feet fibrous iron fire brick flux foreign matter fuel fusible gray iron grooves hammer hearth heat hot blast hydrogen impurities inches interior kind less lime limestone magnesia magnetic manganese melt mixed mixture nace operations oven oxide oxide of iron oxygen phosphorus pig iron pig metal pile pipes plate potash pounds present produce protoxide of iron puddling furnace quantity rail refractory reheating furnace result roasted rollers rough shaft sheet iron silex silicious silicon smelted square stack steel stone coal strong sufficiently sulphur sulphurets temperature thick tion turf tuyere vein welding white iron white metal wood workmen wrought iron
Popular passages
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