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Anthony F. Lucas – Biographical NoticeBy H. B. Goodrich
Anthony I?. Lucas died suddenly at his home in Washington, D. C., on Sept. 2, 1921. Captain Lucas, as he was known to us, was born in Dalmatia, Austria, in 1855, of Montenegrin ancestry. He was gradua
Jan 1, 1921
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New York Paper - The Malleability of Nickel (with Discussion)By Paul D. Merica, R. G. Waltenberg
Although nickel was discovered and isolated as early as 1750 and its valuable properties recognized, many years passed before it was used commercially for wire, sheet, rods, etc., in the pure form. Th
Jan 1, 1925
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Aptitudes and Engineering CareersBy John Mills
THREE case histories from professions other than engineering will serve to introduce ideas basic to this discussion. Case (1) Date, about 1900. A young man, B. D. from a three-year graduate course in
Jan 1, 1947
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Mining Ventures and the 1936 Tax LawBy ARCHIBALD DOUGLAS
BY this time almost everyone knows, in a general way, the corporate income distribution policies of the 1936 Revenue Act, and many of the practical problems arising there under. This article is not in
Jan 1, 1937
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Papers - Flotation Therory and Practices - Microscopy in Flotation ResearchBy G. R. M. Del Giudice
A survey of the flotation literature of the past 10 years indicates an increasing use of the microscope as a tool for investigation. Thus, the metallurgical microscope has been used by Tucker and Head
Jan 1, 1935
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The Economics of Geophysics in Mining ExplorationBy J. J. Jakosky
The strategic importance of the metallic minerals in our industrial economy, and the declining rates of discovery have focused attention on means of exploration for new mineral deposits. A considerati
Jan 1, 1949
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Minerals Beneficiation in 1949By S. J. Swainson
"It appears to me that the chief progress in milling operations in America have been made in the steady improvement of existing practice through both higher extractions and increased efficiencies of o
Jan 1, 1950
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Aluminum and Magnesium ? Wartime Production Had to be Cut Down But Technical Skill Acquired Likely to Have Big Postwar UtilityBy George C. Heikes
ALTHOUGH the application of light metals in war materiel increased during the year, based on the number of uses, the trend in aluminum and magnesium production in 1944 was characterized by a sharp dec
Jan 1, 1945
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Gold and World TradeBy James R. Finlay
SOMETIMES the American Institute of Mining and Metallurgical Engineers appears to be a strictly technical society, and if so my paper should deal with the technical operations of finding and producing
Jan 1, 1933
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Aluminum and Aluminum Alloys - Effect of Composition on Grain Growth in Aluminum-magnesium Solid Solutions (Metals Tech., June, 1948, TP 2374)By P. A. Beck, L. J. Demer
As reported in a previous publication,' isothermal grain growth in high purity aluminum and in an aluminum alloy with 2 pct magnesium can be adequately described by means of the empirical relatio
Jan 1, 1949
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News From Members In Service (d78613bc-606c-475d-a592-6e9e70301460)Lieut. Maxwell E. Erdory, now with the Army of Occupation in France, writes as follows: "The 602d Engrs., many of whose officers are members of the Institute, started its active service in France at
Jan 2, 1919
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Flotation Processing of Limestone (d982373a-2e0f-4ee6-984d-2a2d38a48577)By Benjamin Miller
FROM earliest recorded times, limestone has been employed in the industrial life of peoples of all sections of the world where it exists. It is widely distributed and therefore has been available in a
Jan 1, 1935
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Sixtieth Anniversary of the Founding of the Institute at Wilkes-Barre, Pa.By AIME AIME
ON MAY 22 the American Institute of Mining and Metallurgical Engineers will commemorate the sixtieth anniversary of its founding at Wilkes- Barre, Pa., in May, 1871. The Directors have transferred the
Jan 1, 1931
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Atmospheric Vs Pressure Leaching Of Uranium OresBy A. W. Griffith, R. G. Beverly, W. A. Millsap
THE Grand Junction Pilot Plant, operated by National Lead Co. Inc., for the U. S. Atomic Energy Commission, is engaged in the amenability testing of orebodies to establish design and cost data for com
Jan 9, 1957
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Washington Paper - The Cripple Creek VolcanoBy T. A. Rickard
The Cripple Creek district occupies a cluster of foot-hills on the south side of Pike's Peak and is a portion of an extensive, though uneven, plateau which unites the eastern range of the Rocky m
Jan 1, 1901
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Technical Notes - Heat Evolved and Volume Change in the Alpha-Sigma Transformation in Cr-Fe AlloysBy Howard Martens, Pol Duwez
XPERIMENTS were performed on a Cr-Fc alloy Econtaining 44.7 pet Cr in order to determine the heat evolved during the transformation of the a solid solution into the s phase, and the change in volume a
Jan 1, 1957
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Method for Electrolytic Extraction of MnO, MnS, FeS and Si02 Inclusions from Plain Carbon SteelsBy G. R. Fitterer
NONMETALLIC inclusions in steel have received much attention by metallurgists during the past few years. Many investigators have been emphatic in stating their belief that these impurities are the chi
Jan 1, 1931
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Iron and Steel Division - Discussion of Activities of Oxides in SiO2-FeO-Fe2O3 MeltsBy G. W. Healy
G. W. Healy (union Carbide Metals 0.)-The author's paper is a useful contribution to the store of maps of chemical activities of oxides in multi-component slag systems. It is also a good example
Jan 1, 1963
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Review of the Month (88c4dbd9-5341-463d-9063-4c38b249ec08)THE FRENCH occupation of the Ruhr valley and other districts on the eastern side of the Rhine continued during March to be the pre-dominating feature in European affairs. There were sporadic troubles
Jan 4, 1923
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Buffalo Paper - The Minerals of Ontario and their DevelopmentBy William Hamilton Merritt
A brief paper on this subject (which might readily be made to, fill a volume) is suggested at this time by several considerations, among which may he named the meeting of the Institute on the borders
Jan 1, 1889