Principles of the Manufacture of Iron and Steel: With Some Notes on the Economic Conditions of Their ProductionG. Routledge, 1884 - 744 pages |
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Page xii
... Slag or cinder from the blast furnace , 168. Furnace fume , 174 . PAGE SECTION IX . CHEMICAL CHANGES AS THEY TAKE PLACE IN THE BLAST FURNACE ... 176 Order of changes ascertained by composition of gas in the furnace , 176 . Change in ...
... Slag or cinder from the blast furnace , 168. Furnace fume , 174 . PAGE SECTION IX . CHEMICAL CHANGES AS THEY TAKE PLACE IN THE BLAST FURNACE ... 176 Order of changes ascertained by composition of gas in the furnace , 176 . Change in ...
Page xv
... Slags produced in manufacture of malleable iron returned to the blast furnace , 356. Proportion of phosphorus and sulphur ... slag in iron made in puddling furnace , 368. Relative cost of puddling by hand and by mechanical means , 372 ...
... Slags produced in manufacture of malleable iron returned to the blast furnace , 356. Proportion of phosphorus and sulphur ... slag in iron made in puddling furnace , 368. Relative cost of puddling by hand and by mechanical means , 372 ...
Page 32
... slag in low structures such as those last mentioned . It will hereafter be seen how admirably a well - appointed blast furnace discharges the threefold duty of intercepting heat , expelling the oxygen from the ore , and raising the ...
... slag in low structures such as those last mentioned . It will hereafter be seen how admirably a well - appointed blast furnace discharges the threefold duty of intercepting heat , expelling the oxygen from the ore , and raising the ...
Page 39
... slag.2 The product obtained possessed an advantage over that of the Chenot process , inasmuch as it was in the form of a solid hammered bloom , containing 99-71 per cent . of iron , and free from the great liability to waste in the ...
... slag.2 The product obtained possessed an advantage over that of the Chenot process , inasmuch as it was in the form of a solid hammered bloom , containing 99-71 per cent . of iron , and free from the great liability to waste in the ...
Page 45
... slag ; and that the sponge at Mr. Blair's works , instead of being porous , was compressed " until it resembled pure iron " -it is persumed in density . Of course it cannot be meant that , because lumps of ore fall through melted slag ...
... slag ; and that the sponge at Mr. Blair's works , instead of being porous , was compressed " until it resembled pure iron " -it is persumed in density . Of course it cannot be meant that , because lumps of ore fall through melted slag ...
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Common terms and phrases
20 units actual amount anthracite average Belgium Bessemer blast furnace Britain burnt calcined calories carbon as carbonic carbonic acid cent charcoal charge cinder Clarence Cleveland CO₂ coke collieries combustion compared composition considerable consumed consumption contained converter cost cubic feet cwts district Durham earnings employed England escaping gases estimated experience favour figures fixed carbon forge fuel Germany given hearth heat evolved hematite hot blast hydrogen increase Iron and Steel iron trade ironstone labour less lime limestone loss malleable iron manganese manufacture materials matter metallic iron metalloids Middlesbrough mineral mines nitrogen obtained oxide of iron oxygen paid phosphorus pig iron present produced puddling furnace quantity of carbon railway rates raw coal reduced referred silica silicon slag smelting steel rails Sulphur temperature tons Total tuyeres unit of carbon unit of coke United Kingdom units of iron wages weight
Popular passages
Page 39 - A personal and apparently immaterial event produced a revolution of public feeling, for which it would be difficult to find a parallel in the history of English politics.
Page 381 - It is only within the last quarter of a century, that we have...
Page 585 - Britain ;" elsewhere asserting that it would " prove a match for any part of the world in the production of cheap iron.
Page 300 - Birkinbine, editor of the Journal of the United States Association of Charcoal Iron Workers.
Page 489 - So far as my own observation goes, I should say that the...
Page 478 - ... were sugar, salt, coals, candles, soap, shoes, stockings, and generally all articles of clothing and all articles of bedding. It may be added, that the old coats and blankets would have been, not only more costly, but less serviceable than the modern fabrics.
Page 315 - Fuller's earth to the extent of 5 per cent of the weight of the tallow is added and the whole mass agitated about thirty minutes.
Page 478 - Second, was fifty shillings. Bread therefore, such as is now given to the inmates of a workhouse, was then seldom seen, even on the trencher of a yeoman or of a shopkeeper. The great majority of the nation lived almost entirely on rye, barley, and oats.
Page 390 - The nature of the gases evolved during the blowing of a charge of Bessemer steel has recently been investigated by Mr. GJ Snelus, who has given the following tabular statement of the composition of the gas at different periods of a blow lasting eighteen minutes. I.
Page i - Principles of the manufacture of iron and steel, with some notes on the economic condition of their production.