Transactions of the American Institute of Mining Engineers, Band 13

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Seite xliv - The duties of the president, vicepresidents, treasurer and secretary, shall be such as usually pertain to their offices, or ma'y be delegated to them by the unanimous vote of the executive committee.
Seite xliii - ... Honorary Members, and Associates. Members and Honorary Members shall be professional mining engineers, geologists, metallurgists, or chemists, or persons practically engaged in mining, metallurgy, or metallurgical engineering. Associates shall include all suitable persons desirous of being connected with the Institute, and duly elected as hereinafter provided. Each person desirous of becoming a member or associate shall be proposed by at least three members or associates, approved by the Council,...
Seite xliv - 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.
Seite xlvi - The author of each paper read before the Institute shall be entitled to twelve copies, if printed, for his own use, and shall have the right to order any number of copies at the cost of paper and printing, provided said copies are not intended for sale. The Institute is not, as a body, responsible for the statements of fact or opinion advanced in papers or discussions at its meetings, and it is understood that papers and discussions should not include matters relating to politics or purely to trade....
Seite 5 - J- Chem. Soc. (Lond.), 44, 242; J. Iron Steel Inst., 1884, a, 269; Berg- u. hüttenm. Ztg., 43, 452; J. Soc. Chem. Ind., 3, 522. Comments on the Pattinson (1879: 9), Hampe (1883: 4), and Volhard (1879: 14) methods. 1884: 12. MACKINTOSH, JB The Influence of Organic Matter and Iron on the Volumetric Determination of Manganese. Trans. Am. Inst. Min. Eng., 13, 39; Iron, 24, 224; Jsb. Chem., 1884, 1599; Chem. News, 50, 75; J. Chem. Soc. (Lond.), 48, 85; Ber., 18, 126; Chem. Ztg., 8, 1144; Berg- u. hüttenm....
Seite xliii - 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...
Seite xliv - All vacancies shall be filled by the appointment of the Council, and any person so appointed shall hold office for the...
Seite 260 - That dust from coal mines, quite apart from any inflammability which it may possess, can operate in a distinct manner, as a finely divided solid, in determining the ignition of mixtures of only small proportions of fire-damp and air, and consequently in developing explosive effects. " 4. That a particular dust in a mine may, therefore, be a source of danger, even though it contain only a small portion of coal or combustible matter. Although the explosion which may occur through the agency even of...
Seite 26 - In dimensions (not figuring on the top, which overlaps 1 inch all round) it is 4 feet 6 inches long, 1 foot 7 inches wide, and 2 feet 1 inch high, plus the thickness of the top, which is If inches. A double coat of shellac varnish is its sole ornamentation. To the sides and ends of the...
Seite 106 - In amalgamation the fineness to which the ore has to be crushed is determined by the capacity of the settler to work off coarse sands without loss of quicksilver. It is not practicable to use a coarser screen than No. 30 if the crushing is done by stamps. This is almost equivalent to sifting through a No. 40 revolving screen, if the crushing is done by rolls. In lixiviation, pulverising as coarse as possible is desirable.

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