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PART V - The Influence of Hydrogen on Crack Velocity in Zirconium Impact Specimens
By C. E. Coleman, D. Hardie, A. E. Wraith
A photoguaplric method of measuring crack velocities has been applied to an examilzation of- the effect of hydrogen on the impact properties of zirconium. Results indicate that the crack in hydrided z
Jan 1, 1967
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Rocky Mountain Members (0431f5d9-b7ce-48ed-b006-c92fc654b96d)
Albin, B. R Billings, Mont. '28 Amster, Nathan L 25 Broad St., New York, N. Y. '28 Bache, Jules S 42 Broadway, New York, N. Y. '28 Barrett, C. P 5338 Harper Ave., Chicago, 111. &apos
Jan 1, 1934
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Institute of Metals Division - The Effect of Prior Strain and Polygonization on the Creep-Rupture Properties of Nickel
By Nicholas J. Grant, W. Michael Yim
The creep-rupture properties of nickel, in as-prestrained or prestrain-polygonized condition, were studied at 1300°F and 4000 psi, and also at 700°F and 26,000 psi. An improvement of strength was note
Jan 1, 1963
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Gas-Producer Power-Plants
By Samuel S. Wyer
THE installation of the gas-producer power-plant in America has been so unusual that all engineers have viewed it with in¬terest; a large majority, however, regard it with a lack of con-fidence and ma
Mar 1, 1905
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Albany Paper - Notes on the Metallurgy of Copper of Montana
By H. O. Hofman
PAGE I. Introductory,.......... 258 11. Condensed Account of Past and Present Plants,. .. 259 111. The Ores. Table I., Average Analyses,..... IV. Metallurgical Treatment—Roasting OF Ores,... The
Jan 1, 1904
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Mineral Economics - A New Curriculum in Mineral Education
By W. M. Myers
MINERAL Economics is the most recent profession to be recognized as a separate division of the mineral industries. It has originated from the increasing awareness of the importance of the economic asp
Jan 1, 1948
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Geology - Canadian Deposits of Uranium and Thorium
By S. N. Kesten, Richard Murphy, A. H. Land, W. F. James
Introduction—by W. F. James and A. H. Lang This paper describes the geology and present state of development of uranium and thorium deposits in Canada. It is expected that this information will be
Jan 1, 1951
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Geology - Canadian Deposits of Uranium and Thorium
By W. F. James, Richard Murphy, S. N. Kesten, A. H. Land
Introduction—by W. F. James and A. H. Lang This paper describes the geology and present state of development of uranium and thorium deposits in Canada. It is expected that this information will be
Jan 1, 1951
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Iron and Steel Division
IRON AND STEEL DIVISION Established as a Division February 22, 1928 K C. McCutcheon, Chairman T. L. Joseph, Past Chairman J B Austin, Vice-Chairman E K Miller, Vice-Chairman T. J. McLoughlm, Vi
Jan 1, 1952
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Butte Paper - Hydro-Electric Development in Montana (with Discussion)
By Max Hebgen
I. Natural Features of State Affecting Power Development .. 792 II. Early Developments. 1. Big Hole Plant................. 792 2. Canyon Feny Plant............... 793 3. Madison Plant No. 1........
Jan 1, 1914
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Economic Survey of Bituminous Coal
By W. A. Forbes
OUR present-day geological surveys show that 36 of our States are underlain with bituminous coal, covering a total area of 496,709 square miles. The North American continent possesses 69 per cent of t
Jan 1, 1932
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Papers - - Produciton - Domestic- Oil and Gas Development in Colorado in 1934
By C. E. Shoenfelt
Operations ill Colorado oil fields in 1934 were not quite so extensive as in 1933, but much better results were obtained and one new oil field was discovered. In all, 26 wells were drilled, of which 9
Jan 1, 1935
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Testing Artillery Cartridge Cases
By J. Burns Read
IT IS the purpose of this paper to summarize, as far as possible, the metallurgical information and experience gained by the Ordnance Department, during the War, in the manufacture of artillery cartri
Jan 4, 1922
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Deceased
Elected Died 1895 *ABBOTT, AI ATTHUR 1908 1882 *ABBOTT, ARTHUR V 1906 1903 * ADAMS, CHARLES C. 1905 1905 * ADAMS, WILLAMS 1909 1884 *ADDY, MATTHEW 1896 1889 * AKERS, WILLIAMS 1906 1894 *ALLEN
Jan 1, 1910
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Genesis Of The Sudbury Nickel-Copper Ores As Indicated By Recent Explorations
By Hugh Roberts
During 1916 and 1917, the E. J. Longyear Co. of Minneapolis, Minn., carried out a campaign of exploration for nickel-copper ore in the Sudbury District of Ontario. The work was initiated by W. E. Smi
Jan 2, 1918
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Beneficiation Of Industrial Minerals By Heavy-Media Separation
By G. B. Walker
THE sink-float methods designated by heavy-media separation processes were pioneered by C. Erb Weunsch for the treatment of base metal ores as an improvement over jigs. The work of Weunsch was further
Jan 1, 1949
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Change from Grizzly to LHD Extraction System
By Maurice Lacasse, Pierre Legast
GENERAL OUTLINE For more than one hundred years, asbestos ore has been mined on Les Mines d’Amiante Bell's property at Thetford-Mines , Quebec, Canada. In 1878, the first tons of fibre we
Jan 1, 1981
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Pittsburg Paper - The Ultimate Source of Ores
By Charles R. Keyes
PAGE. I. IntRoduction,...........139 11. Four Phases of Primary Ore-Genesis,......141 1. Extraction of Ore-Materials from Sea-Water,....141 A. Early Views,........141 B. Metals in Sea-Water,.....
Jan 1, 1911
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Comparative Friction Test of Two Types of Coal-Mine Cars - 1875
By Edwin M. Chance
EDWIN M. CHANCE, Wilkes-Barre, Pa. (communication to the Secretary*).-I have read with great interest Mr.. Liebermann's paper reporting dynamometer tests of mine cars and wish to express my appre
Jan 10, 1916