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 34
... estimated approximately , from data in my possession , the cost of bar iron produced by the Chenot process : - Fuel ( charcoal ) Loss of Metallic Iron Cost of Bessemer Rolled Steel . 100 100 Cost of Chenot Rolled Bars . ( part charcoal ) ...
... estimated approximately , from data in my possession , the cost of bar iron produced by the Chenot process : - Fuel ( charcoal ) Loss of Metallic Iron Cost of Bessemer Rolled Steel . 100 100 Cost of Chenot Rolled Bars . ( part charcoal ) ...
الصفحة 37
... estimate the cases will cost 23s . 5d . per ton of iron obtained ; which cannot fail to prove a serious obstacle to the introduction of the system recommended by this gentleman . In all the trials hitherto spoken of in connection with ...
... estimate the cases will cost 23s . 5d . per ton of iron obtained ; which cannot fail to prove a serious obstacle to the introduction of the system recommended by this gentleman . In all the trials hitherto spoken of in connection with ...
الصفحة 51
... estimated at 45,000 tons per annum , which accounts for the immense destruc- tion of vegetation which takes place , when the gas leaves the oven within ten feet of the surface of the land . By the use of chimneys of be , and now often ...
... estimated at 45,000 tons per annum , which accounts for the immense destruc- tion of vegetation which takes place , when the gas leaves the oven within ten feet of the surface of the land . By the use of chimneys of be , and now often ...
الصفحة 52
... estimated that , of the 242,000 calories calculated as disappearing , something like 100,000 may be saved ; viz . 56,000 by avoiding a part of the waste in the coke itself , and 44,000 calories in the generation of steam . Among the ...
... estimated that , of the 242,000 calories calculated as disappearing , something like 100,000 may be saved ; viz . 56,000 by avoiding a part of the waste in the coke itself , and 44,000 calories in the generation of steam . Among the ...
الصفحة 54
... estimated the cost of a ton of charcoal to be as follows : - Price paid for timber as it stands on ground Cutting timber ... ... ... S. d . 0 81 53 18 0 Charcoal burners and loading ... Total cost loaded into wagons , at kilns £ 1 4 0 ...
... estimated the cost of a ton of charcoal to be as follows : - Price paid for timber as it stands on ground Cutting timber ... ... ... S. d . 0 81 53 18 0 Charcoal burners and loading ... Total cost loaded into wagons , at kilns £ 1 4 0 ...
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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.