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 24
... five definite compounds . It is very difficult to separate iron from sulphur by heat alone . Of the five different compositions , two only deserve our attention - the white and the yellow sulphurets . a . White Sulphuret of Iron . White ...
... five definite compounds . It is very difficult to separate iron from sulphur by heat alone . Of the five different compositions , two only deserve our attention - the white and the yellow sulphurets . a . White Sulphuret of Iron . White ...
Page 33
... five , or seven atoms of oxygen , and are in that proportion more or less alkaline or acid . The oxides of potassium and zinc are always electro - positive to those oxides whose metals are negative to potassium and zinc . Sometimes , in ...
... five , or seven atoms of oxygen , and are in that proportion more or less alkaline or acid . The oxides of potassium and zinc are always electro - positive to those oxides whose metals are negative to potassium and zinc . Sometimes , in ...
Page 45
... five years . The operation is there mainly conducted on the principle of oxidizing by the influ- ence of the atmosphere ; for that purpose the ores are broken into small fragments of the size of walnuts , then spread upon level plains ...
... five years . The operation is there mainly conducted on the principle of oxidizing by the influ- ence of the atmosphere ; for that purpose the ores are broken into small fragments of the size of walnuts , then spread upon level plains ...
Page 46
... five inches thick , contains the screen a , Fig . 6 , made in the usual way of round iron bars from one - fourth to three - eighths of an inch in diameter , separated from each other by one - fourth of an inch space . It is a kind of ...
... five inches thick , contains the screen a , Fig . 6 , made in the usual way of round iron bars from one - fourth to three - eighths of an inch in diameter , separated from each other by one - fourth of an inch space . It is a kind of ...
Page 58
... five hundred feet , about two dollars . The manipula- tions required are simply those employed in boring Artesian wells ; and we shall give a short description of this interesting mode of penetrating the crust of the earth . A brief ...
... five hundred feet , about two dollars . The manipula- tions required are simply those employed in boring Artesian wells ; and we shall give a short description of this interesting mode of penetrating the crust of the earth . A brief ...
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Common terms and phrases
advantage alkali amount applied ashes bar iron bituminous coal blast furnace boshes bottom brown coal bushels calcareous carbonic acid cast iron cent charcoal charcoal forge charcoal furnaces charges charring chemical cinder clay coarse coke furnaces coke ovens cold cold-short color combine composition contains crucible deposits diameter dissolved dust employed expensive feet fire brick flux foreign matter fuel fusible gray iron hearth heat hole hot blast hydrates hydrogen inches kiln kind less lime limestone magnesia magnetic manganese manufacture of iron melt method mineral mixed mixture nace operations oxide of iron oxygen phosphorus pig iron pig metal pile Pittsburg plate potash pounds present produce puddling furnace quantity refractory 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 wood workmen yield
Popular passages
Page 12 - THE MISCELLANEOUS WORKS OF WILLIAM HAZLITT. Including Table-talk ; Opinions of Books, Men, and Things ; Lectures on Dramatic Literature of the Age of Elizabeth ; Lectures on the English Comic Writers ; The Spirit of the Age, or Contemporary Portraits. Five Volumes, 12mo., cloth $5.00 Half calf .. $6.25 FLORAL OFFERING.
Page 381 - Of three specimens from an inch and a quarter to an inch and a half in length...
Page 10 - Edited with a Memoir, by HENRY REED, Professor of English Literature in the University of Pennsylvania. In One Volume, 8vo. Bound in cloth extra, gilt edges $3.50 Turkey morocco super extra $5.50 Iii One Volume, 12mo, without plates, cloth $1.25 Do.
Page 19 - Iron-ore is infusible before the blowpipe, but melts with borax, and forms a green or yellow glass, like pure oxide of iron. It is likewise soluble in heated muriatic acid. 3. It occurs most commonly in beds and veins in ancient rocks. Clay iron-ore forms either by itself beds in secondary mountains, or it is included in beds of clay in the shape of nodules or irregular masses.
Page 56 - Fig. 12, which is a bar of iron or steel, edged at one end, and headed at the other — both well hardened and tempered ; the scraper, a small iron rod, with a square hook on one end, to take the boremeal out of the hole ; and a copper needle, which is a simple wire, one-fourth of an inch thick, somewhat tapered at one end. Many miners are in the habit of using iron needles, but these are very dangerous, and should not be employed ; even limestone rock is no security against accidents from self-discharges.
Page 10 - Volume, royal 8vo. (In press.) THE POETS AND POETRY OF THE ANCIENTS: By WILLIAM PETER, AM Comprising Translations and Specimens of the Poets of Greece and Rome, with an elegant engraved View of the Coliseum at Rome. Bound in cloth $3 Cloth extra, gilt edges $3.50 Turkey morocco super extra ..» $5 It is without fear that we say that no such excellent or complete collection has ever been made.
Page 10 - W. GRISWOLD. Illustrated. In One Volume, royal 8vo. Bound in cloth $3 Cloth extra, gilt edges $3.50 Morocco super extra $5 Such is the critical acumen discovered in these selections, that scarcely a page is to be found but is redolent with beauties, and the volume itself may be regarded as a galaxy of literary pearls.— Democratic Review.
Page 5 - Fruit, Flower, and Kitchen Garden. By PATRICK NEILL, LL.D., FRSE, Secretary to the Royal Caledonian Horticultural Society. Adapted to the United States, from the fourth edition, revised and improved by the Author. Illustrated by fifty Wood Engravings of Hothouses, &c. &c. In one volume, 12mo $1.25 " This volume supplies a desideratum much felt, and gives within a moderate compass all the horticultural information necessary for practical use.
Page 142 - ... as the Germans call it, is lifted loose from the bottom by crowbars, taken by a pair of strong tongs, which are fastened on chains, suspended on a swing crane; and then removed to an anvil, where it is flattened by a tilt hammer into four inch thick slabs, cut into blooms, and finally stretched into bar iron by smaller hammers.
Page 175 - As there is but little prospect for an addition to the number of coke furnaces which now exist we shall devote but a limited space to this subject.