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 11
... feet high , but this was increased sometimes to as much as 16 feet , with a diameter at its widest part of 5 feet . The breast was built up temporarily with brick- work , which was removed when the bloom of wrought iron was ready for ...
... feet high , but this was increased sometimes to as much as 16 feet , with a diameter at its widest part of 5 feet . The breast was built up temporarily with brick- work , which was removed when the bloom of wrought iron was ready for ...
الصفحة 23
... feet . Messrs . Whitwell and Company departed from the practice hitherto observed by adopting a height of 60 feet , which , however , was not more than what had been already tried in Wales . A trifling reduction in the fuel consumed ...
... feet . Messrs . Whitwell and Company departed from the practice hitherto observed by adopting a height of 60 feet , which , however , was not more than what had been already tried in Wales . A trifling reduction in the fuel consumed ...
الصفحة 26
... feet , or weighing , therefore , more than 250 lbs . when finished . Latterly , machinery has been constructed to roll 90 feet of finished rail , in one piece weighing 2,460 pounds ; and this with not above half the men required to ...
... feet , or weighing , therefore , more than 250 lbs . when finished . Latterly , machinery has been constructed to roll 90 feet of finished rail , in one piece weighing 2,460 pounds ; and this with not above half the men required to ...
الصفحة 31
... feet from back to front and 2 feet from side to side , by 18 inches or 2 feet in depth . They were blown by a trombe - a very simple form of apparatus , in which the current of air is produced by water falling through a square upright ...
... feet from back to front and 2 feet from side to side , by 18 inches or 2 feet in depth . They were blown by a trombe - a very simple form of apparatus , in which the current of air is produced by water falling through a square upright ...
الصفحة 35
... feet , and a height of about 45 feet . Heat was applied only to the upper 8 or 10 feet ; the remainder of the retort being used for allowing the product to cool before coming in contact with the air . The weight of fuel consumed , per ...
... feet , and a height of about 45 feet . Heat was applied only to the upper 8 or 10 feet ; the remainder of the retort being used for allowing the product to cool before coming in contact with the air . The weight of fuel consumed , per ...
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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.