Principles of the Manufacture of Iron and Steel: With Some Notes on the Economic Conditions of Their ProductionG. Routledge, 1884 - 744 من الصفحات |
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الصفحة 5
... metal of the greater part of the phosphorus which the ores contain . This has led some to regard as possible a return to a mode of manufacture more or less identical with that practised in prehistoric times . Enough indeed has been done ...
... metal of the greater part of the phosphorus which the ores contain . This has led some to regard as possible a return to a mode of manufacture more or less identical with that practised in prehistoric times . Enough indeed has been done ...
الصفحة 8
... metal has arrived at its present position , affords an opportunity for comparing the progress of recent years with that of preceding ages . Hence a section , historical rather than technical , may not be without its use as well as its ...
... metal has arrived at its present position , affords an opportunity for comparing the progress of recent years with that of preceding ages . Hence a section , historical rather than technical , may not be without its use as well as its ...
الصفحة 10
... metal known as steel . Indeed , it appears as if in later times the very same description of furnace was employed indifferently to obtain wrought iron , steel , and pig iron . It would , at any rate , be hazardous in the extreme to ...
... metal known as steel . Indeed , it appears as if in later times the very same description of furnace was employed indifferently to obtain wrought iron , steel , and pig iron . It would , at any rate , be hazardous in the extreme to ...
الصفحة 11
... metal , or by the hope of combining both these objects . It seems doubtful , however , whether the weight of malleable iron , or of " blooms , " obtained by means of either description of furnace ever exceeded two or three tons per week ...
... metal , or by the hope of combining both these objects . It seems doubtful , however , whether the weight of malleable iron , or of " blooms , " obtained by means of either description of furnace ever exceeded two or three tons per week ...
الصفحة 12
... metal in a state of fusion , into moulds , but was employed to designate establishments for forging or working up malleable iron , merely softened by heat obtained in the hearths already described . In the work of Agricola , bearing the ...
... metal in a state of fusion , into moulds , but was employed to designate establishments for forging or working up malleable iron , merely softened by heat obtained in the hearths already described . In the work of Agricola , bearing the ...
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عبارات ومصطلحات مألوفة
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
مقاطع مشهورة
الصفحة 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.
الصفحة 381 - It is only within the last quarter of a century, that we have...
الصفحة 585 - Britain ;" elsewhere asserting that it would " prove a match for any part of the world in the production of cheap iron.
الصفحة 300 - Birkinbine, editor of the Journal of the United States Association of Charcoal Iron Workers.
الصفحة 489 - So far as my own observation goes, I should say that the...
الصفحة 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.
الصفحة 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.
الصفحة 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.
الصفحة 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.
الصفحة i - Principles of the manufacture of iron and steel, with some notes on the economic condition of their production.