The Manufacture of Iron, in All Its Various Branches: Including a Description of Wood-cutting, Coal Digging, and the Burning of Charcoal and Coke; the Digging and Roasting of Iron Ore, the Building and Management of Blast Furnaces, Working by Charcoal, Coke, Or Anthracite; the Refining of Iron, and the Conversion of the Crude Into Wrought Iron by Charcoal Forges and Puddling Furnaces : Also a Description of Forge Hammers, Rolling Mills, Blast Machines, Hot Blast, Etc. Etc. : to which is Added an Essay on the Manufacture of Steel |
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Page viii
... hole g . Tuyeres h . Application of blast PAGE • 141 141 · 143 144 144 · 145 • 146 • 147 · 148 · 148 • 150 • 151 · 151 · 153 164 • • 165 166 · 174 • 177 • 179 • 183 183 · • 183 • 184 185 185 · 185 185 186 • . 186 . 186 . 187 . 187 . 188 ...
... hole g . Tuyeres h . Application of blast PAGE • 141 141 · 143 144 144 · 145 • 146 • 147 · 148 · 148 • 150 • 151 · 151 · 153 164 • • 165 166 · 174 • 177 • 179 • 183 183 · • 183 • 184 185 185 · 185 185 186 • . 186 . 186 . 187 . 187 . 188 ...
Page 41
... holes : d , d , d , d are four arches , including the work arch . To start operations in such an oven , the grate bars are covered with wood ; upon this either small charcoal , or stone coal , coke , turf ,. Section of a roast - oven ...
... holes : d , d , d , d are four arches , including the work arch . To start operations in such an oven , the grate bars are covered with wood ; upon this either small charcoal , or stone coal , coke , turf ,. Section of a roast - oven ...
Page 42
... holes d , d , d , d are designed to admit air when it is needed , and to enable us to observe the progress of the work . An oven of fifty tons capacity ought to yield thirty tons of well roasted ore in twenty - four hours ; but this ...
... holes d , d , d , d are designed to admit air when it is needed , and to enable us to observe the progress of the work . An oven of fifty tons capacity ought to yield thirty tons of well roasted ore in twenty - four hours ; but this ...
Page 43
... the piled ore are draft holes or chim- neys , b , b , which regulate the draft ; by these chimneys , the draft may be altogether stopped when the ore gets too hot . This kind of oven or mound is very useful for small ores IRON ORE . 43.
... the piled ore are draft holes or chim- neys , b , b , which regulate the draft ; by these chimneys , the draft may be altogether stopped when the ore gets too hot . This kind of oven or mound is very useful for small ores IRON ORE . 43.
Page 45
... holes or flues are left - or around the base . After the fires are properly kindled , the piles may be covered with riddlings of ore or small coal . The combustion should pro- ceed slowly , being somewhat suffocated , so that the whole ...
... holes or flues are left - or around the base . After the fires are properly kindled , the piles may be covered with riddlings of ore or small coal . The combustion should pro- ceed slowly , being somewhat suffocated , so that the whole ...
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Common terms and phrases
advantage alkali amount anthracite applied ashes bar iron bituminous bituminous coal blast furnace boshes bottom brown bushels calcareous carbonic acid cast iron cent charcoal forge charcoal furnaces charges charring chemical cinder clay coke cold cold-short color combine composition contains deposits diameter dissolved dollars dust employed expensive feet fibrous fire brick flux foreign matter fuel fusible gray iron hearth heat hole hot blast hydrates hydrogen inches interior kiln kind lime limestone magnesia magnetic manganese manufacture of iron melted method mineral mixed nace operations oven oxide of iron oxygen phosphorus pig iron pig metal pile plate potash pounds present produce protoxide of iron puddling furnace quantity roasted rocks rollers shaft sheet iron silex silicious smelted square stack stone coal strong sufficiently sulphurets sulphuric acid temperature thick timber tion turf tuyere vein white iron white metal wood workmen wrought iron yield