The Mining Engineer, Količina 40Institution of Mining Engineers., 1911 |
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Druge izdaje - Prikaži vse
Pogosti izrazi in povedi
Altofts amount apparatus appliances Bochum boilers carbon cent coal coal-dust coal-field coke coke-oven colliery combustion concrete connexion cost Council County Durham cubic deposits diameter discussion district dust electric experiments explosion Federated Institutes feet fire-damp flame gases Geological haulage heat high-pressure horsepower hour hundredweight ignition inches increased Inst installed Institute of Mining interest iron kilowatt-hour kilowatts lamp Liévin live steam load London low-pressure Mechanical Engineers meeting Messrs metres Midland mineral Mining and Mechanical Mining Engineers mixed-pressure mixture motor Newcastle-upon-Tyne obtained officials ordinary output oven paper percentage pounds of steam practically present President pressure Prof pumps Report revolutions per minute rope ropeway running safety-lamp Scotland seam Secretary shaft South Staffordshire South Wales Staffordshire steam-consumption Stoke-upon-Trent stone-dust supply temperature tests tion tons Transactions turbine vacuum Warwickshire whilst winder winding winding-engines writer xxxix xxxvi xxxviii zone
Priljubljeni odlomki
Stran 124 - a loss about the pumps, but being so near Birmingham, and having the assistance of so many admirable and ingenious workmen, they so soon came to the method of making the pump-valves, clacks, and buckets, whereas they had but an imperfect notion of them
Stran 255 - of matter continues in its state of rest, or of uniform motion in a straight line, except
Stran 609 - in its technical sense an ore is a metalliferous mineral or an aggregate of metalliferous minerals, more or less mixed with gangue, and capable of being, from the standpoint of the miner, won at a profit, or, from the standpoint of the metallurgist, treated at a profit. The test of yielding the metal or metals at a profit seems to
Stran xii - In case of the absence of the President and of all the Vice-Presidents, the meeting may elect any member of Council, or in case of their absence any
Stran 152 - (Pontefract) thanked the members for the kind way in which they had received the proposal. He had felt very much the honour that the Society bestowed upon him when he was made President, and he gratefully acknowledged the kindly help received during his year of office from the Council and Officers, and particularly from Mr. Sydney A. Smith, the Honorary Secretary. Mr. "W. Scott
Stran 135 - Next, these colliers must cast these coals and slack or dross out of their ways, which sulphurous small coal and crowded moist slack heat naturally, and kindle in the middle of these great heaps, often sets the coal works on fire, and flaming out of the pits, and continue burning, like /Etna, in Sicily, or Hecla, in the Indies.
Stran 15 - Measurements of the increase of temperature in bore-holes; with the depth, the technics, and practical importance of the same for geological prognosis, with reference to new measurements in Mexico, Borneo, and in Central Europe, by J.
Stran 90 - the Chair. The minutes of the last General Meeting were read and confirmed. The following gentlemen, who had been duly nominated, were elected:—
Stran 15 - Report of a committee appointed by the Royal Commission on Mines to inquire into the causes of and means of preventing accidents from falls of ground, underground haulage, and in shafts," part ii., Falls of roof and sides,