Memorial of Alexander Lyman Holley, C.E., LL. D.: President of the American Institute of Mining Engineers, Vice-president of the American Society of Civil Engineers, Vice-president of the American Society of Mechanical Engineers ... Etc., Etc. Born July 20, 1832. Died January 29, 1882American institute of mining engineers, 1884 - 224 páginas |
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Página 173
... carbon in cheap steels has reached a tenth of one per cent . The same general name has been thus necessarily preserved for the products of the same process ; but its boundaries have been enlarged to admit new varieties , and a gradual ...
... carbon in cheap steels has reached a tenth of one per cent . The same general name has been thus necessarily preserved for the products of the same process ; but its boundaries have been enlarged to admit new varieties , and a gradual ...
Página 174
... carbon , will perceptibly harden in water , just in proportion to the carbon con- tained ; and every one of them , however little carbon it contains , will harden in some degree , as far as existing tests can determine . " If the ...
... carbon , will perceptibly harden in water , just in proportion to the carbon con- tained ; and every one of them , however little carbon it contains , will harden in some degree , as far as existing tests can determine . " If the ...
Página 176
... carbon steel for its rails , meaning by " steel , " that it shall be homogeneous or cast ; and from 0.30 to 0.40 carbon is recognized by makers and users generally as the proper percentage for rails . I note this fact here , to correct ...
... carbon steel for its rails , meaning by " steel , " that it shall be homogeneous or cast ; and from 0.30 to 0.40 carbon is recognized by makers and users generally as the proper percentage for rails . I note this fact here , to correct ...
Página 177
... carbon and those low in carbon , under the same name- " steel " —is objected to , be- cause the range of properties and uses due to variations in carbon , are much greater than those due to variations in homogeneity . Hence the ...
... carbon and those low in carbon , under the same name- " steel " —is objected to , be- cause the range of properties and uses due to variations in carbon , are much greater than those due to variations in homogeneity . Hence the ...
Página 179
... carbon steel " up to " one hundred and fifty carbon steel , " thus including all the varieties of ingot - metal ? And is the general public likely to agree that " homogeneous iron " means metals made from ingots , up to a certain ...
... carbon steel " up to " one hundred and fifty carbon steel , " thus including all the varieties of ingot - metal ? And is the general public likely to agree that " homogeneous iron " means metals made from ingots , up to a certain ...
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A. L. Holley abroad acquaintance Alexander Holley Alexander L Alexander Lyman Holley American Institute American Society armor beautiful Bessemer plant Bessemer process Bessemer steel better boilers called carbon career cent character Civil Engineers coal Colburn converter cut-off death economy Edgar Thomson Steel England experience fact feel fuel furnace genius Gun Cotton heart heat Holley's honor improvement ingots Institute of Mining invention Iron and Steel knew knowledge labor live locomotive machinery manufacture Martin steel materials Mechanical Engineers meeting memory ment metal metallurgical Mining Engineers nature never Octavo open-hearth ordnance paper read patented Pittsburgh plates practice present President professional Published Railroad Advocate rails railway refractory remember reverberatory furnace scientific seems Society of Civil Society of Mechanical speak steam steam-engine success technical things thought tion to-day tribute Troy words wrought-iron Zerah Colburn
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Página 59 - THOSE WHO BEST DESERVE THEIR GRATITUDE, THE KING HIS MINISTERS, AND MANY OF THE NOBLES AND COMMONERS OF THE REALM RAISED THIS MONUMENT TO JAMES WATT, WHO DIRECTING THE FORCE OF AN ORIGINAL GENIUS, EARLY EXERCISED IN...
Página 68 - Bessemer plant. He did away with the English deep pit, and raised the vessels so as to get working space under them on the ground floor ; he substituted top-supported hydraulic cranes for the more expensive counter-weighted English ones, and put three ingot cranes around the pit instead of two, and thereby obtained greater area of power ; he changed the location of the...
Página 53 - The hand that rounded Peter's dome, And groined the aisles of Christian Rome, Wrought in a sad sincerity: Himself from God he could not free; He builded better than he knew : The conscious stone to beauty grew.
Página 121 - Setting aside 52 miscellaneous articles (descriptive, political, etc.), and 30 which may be called "scattering," though devoted to engineering "topics, we have 194, divided as follows : Railways (including street railways), 49 ; steam navigation, 42 ; war ships and armor, 30; the Stevens battery, 22 ; arms and ordnance, 19 ; boiler explosions, 11 ; and steam engines, 7. The most important and remarkable of these articles were, perhaps, those on the Great Eastern, written under the signature of
Página 65 - The Permanent Way and Coal-Burning Locomotive Boilers of European Railways, with a Comparison of the Working Economy of European and American Lines, and the Principles upon which Improvement Must Proceed.
Página 68 - Bottom, which, either in its form as patented, or in a modification of it as now used in all American works, has rendered possible, as much as any other one thing, the present immense production.
Página 134 - The converter is then turned upon its side, the blast shut off, and the recarburizer run in. Then for a moment the war of the elements rages again ; the mass boils and flames with higher intensity, and with a rapidity of chemical reaction, sometimes throwing it violently out of the converter-mouth ; then all is quiet, and the product is steel — liquid, milky steel, that pours out into the ladle from under its roof of slag, smooth, shining, and almost transparent.
Página 132 - ... present accepted type of American Bessemer plant. He did away with the English deep pit and raised the vessels so as to get working space under them on the ground floor; he substituted top-supported hydraulic cranes for the more expensive counter-weighted English ones, and put three ingot cranes around the pit instead of two, and thereby obtained greater area of power. He changed the location of the vessels as related to the pit and melting-house.
Página 64 - The thoughtful locomotive driver is clothed upon, not with the mere machinery of a larger organism, but with all the attributes except volition of a power superior to his own. Every faculty is stimulated, and every sense exalted. An unusual sound amid the roaring exhaust and the clattering wheels, tells him instantly the place and degree of danger as would a pain in his own flesh. The consciousness of a certain jarring...
Página 179 - He proposes using this property to define steel as "a compound or alloy of iron whose modulus of resilience (or spring) can be rendered by proper mechanical treatment as great as that of a compound of 99.7 per cent, iron with 0.3 per cent, carbon can be by tempering.