TransactionsAmerican Institute of Mining, Metallurgical, and Petroleum Engineers, American Institute of Mining Engineers The Institute, 1900 - Metallurgy Some vols., 1920-1949, contain collections of papers according to subject. |
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Common terms and phrases
acid alloy amount andesitic average beds Bryan mill bucket Burning burnt California Cana river carbon cent chromite clay coal coke Company Compression between front containing copper corundum cost curve deposits diameter Draft elastic limit engineer Espiritu Santo feet flame front wheel furnace gabbro gneiss gold grammes gravel heat HOLE inches increase iron limestone machine magnetic magnetite manganese manufacture metal middle wheel miles mill mineral mining mountains nickel nickel-steel olivine operation ore-body oxide Pacific percentage peridotite plate pounds present pyrites quantity quartz quartzites railroad rails rear truck rear wheel rhyolite river rocks Sample sand sandstone shaft siliceous silver simple steel SiO2 slag solution stope sulphur surface TABLE temperature tensile strength Tension under front Tension under rear test-piece tests thickness timber tion titanic acid tons valley vanadium vein weight
Popular passages
Page 912 - I'm growing old." My growing talk of olden times, My growing thirst for early news, My growing apathy to rhymes, My growing love of easy shoes, My growing hate of crowds and noise, My growing fear of taking cold : All whisper, in the plainest voice, I'm growing old.
Page 597 - The steam gunboat had a single scoop of modern type with a divergent nozzle based on information given in a paper read before the Society of Naval Architects and Marine Engineers of America by EF Hewins and JR Reilly.
Page 20 - ... held in solution in the molten mass of the peridotite when it was intruded into the country rock, and that it separated out among the first minerals as this mass began to cool.
Page viii - All vacancies shall be filled by the appointment of the Council, and any person so appointed shall hold office for the...
Page viii - No president, vice-president or manager shall be eligible for immediate re-election to the same office at the expiration of the term for which he was elected.
Page x - This constitution may be amended at any annual meeting by a two-thirds...
Page vii - To promote the arts and sciences connected with the economic production of the useful minerals and metals and the welfare of those employed in these industries by means of meetings for social intercourse, and the reading and discussion of professional papers, and to circulate by means of publications among its members the information thus obtained...
Page 775 - RR, and there exhibit with marked prominence all their features, the principal of which are high and steep eastern and western chains, the Rocky Mountains to the east, and the Sierra Nevada to the west, enclosing an elevated plateau corrugated by diagonal minor ranges. To the west of the western rim is a coast valley, itself protected from the sea by a Coast Range. This structure, with such variations as nature loves to indulge in without departing from uniformity of type, is maintained along the...
Page 771 - Spaniards explored the continent with the sword in one hand and the cross in the other, but left only trails behind them ; we with pick and shovel are obliterating their trails by railroad beds.
Page 767 - Its migratory movements have been made in no spirit of levity, but in very solemn earnest, from strong religious motives, at the bidding of liberty, or under the stress of over-population. Such movements, having their origin in deep racial impulses, have been slow in their inauguration, but irresistible in their progress and permanent in their results. When, therefore, the race occupies territory it rarely abandons it. If it moves less rapidly than more excitable races, its tenacity in the end proves...