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Biographical Notices of 1903
By AIME AIME
THE following paragraphs, constituting the concluding portion of the Annual Report of the Council for 1903, have been withheld from publication until now, in order to make them as accurate and complet
Jan 1, 1905
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Electric Hoist At Hecla Mine, Burke, Idaho.
By E. M. Murphy
(Presented by invitation at a meeting of the Spokane Local Section of the Institute, Feb. 17, 1912.) EIGHT years ago the Hecla mine, a lead-silver producer, situated at Burke, Idaho, was producing or
Sep 1, 1912
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Institute of Metals Division - Elastic Properties of Yttrium and Eleven Of the Rare Earth Elements
By J. F. Smith
ELASTIC constants of yttrium and eleven of the rare earth elements have been measured. This has been accomplished by measuring the propagation velocities of ultrasonic pulses. The velocity measurement
Jan 1, 1958
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Blast-furnace Ferromanganese
By Willard P. Ward
SOME TIME in the year 1874 or 1875, I conceived the idea that spiegeleisen might be made -in a blast furnace from ores that were not carbonates, and which did not contain both manganese and iron in th
Jan 1, 1921
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The Significance of Raw Materials
By M. L. Requa
EVERY forward step in civilization brings with it an increase in population and increasing demand for raw materials. Modern civilization, because of its industrial development, depends more and more f
Jan 1, 1925
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Non-Metallic Minerals Session
By AIME AIME
THE program of government drilling, conducted jointly by the U. S. Geological Survey and the Bureau of Mines, has demonstrated the presence in Texas and New Mexico of potash-bearing beds of considerab
Jan 1, 1929
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Application Of Canonical Analysis To Multispectral Scanner Data
By Benjamin F. Merembeck
A mutispectral scanner (MSS) obtains remotely sensed data of the earth's surface in vector form, one vector element for each spectral sensing band of the MSS. Data generated by either airborne or
Jan 1, 1977
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Manganese Ores Of The Embreeville District Of East Tennessee
By Stanley Reichert
The manganese deposits of the Embree Iron Co., Embreeville, Tenn., are thought to be fairly typical and representative of the East Tennessee type of deposit, and so to warrent rather detailed descript
Jan 1, 1941
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Institute of Metals Division - The Effect of Impurities and Structure on the Tensile Transition Temperature of Chromium
By B. C. Allen, R. I. Jaffee, D. J. Maykuth
Wrought unalloyed iodide chromium, containing 39 to 95 ppm total interstitials, has a tensile transition temperature of —15°C. Re crystallizing at 1100°C causes the transition to rise to 90° to 390°C,
Jan 1, 1963
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A New Microscopy And Its Potentialities
By Charles S. Barrett
THERE is a road into the microscopic realm that has remained untraveled through all these years of intense activity with high-power optical and electron microscopy. The road is worthy of careful scout
Jan 1, 1945
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Discussion - Of Mr. Howard's Paper on The Work of the Testing Department of the Watertown Arsenal, in Its Relation to the Metallurgy of Steel (see p. 223)
JAmes E. Howard, Watertown, Mass.:—In connection with this paper, it is the desire of the Watertown laboratory to receive suggestions as to the lines of work and the particular direction along which t
Jan 1, 1909
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Magnesium Industry
By J. D. Hanawalt
Significant strides were made in the year 1948 leading to further recognition of the place of magnesium as a common commercial metal, rather than as just a premium aircraft material. One of the factor
Jan 1, 1949
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Graduates from Mineral Technology Schools at Record High
By Russell B. Cornell, William B. Plank
AT the close of the academic year 1940-'41 the largest number of students ever recorded received their first or bachelor degree in the mineral technology schools of the United States. The total o
Jan 1, 1941
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Technical Papers and Notes - Institute of Metals Division - Titanium-Rich Corner of the Ti-Al-Si System
By D. H. Turner, F. A. Crossley
The titanium-rich corner of the system Ti-Al-Si has been studied to determine the phase relationships in the temperature interval 600° to 1200°C. Metallographic examination of long time isothermally a
Jan 1, 1959
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Thermal Expansion Properties Of Iron-Cobalt Alloys
By W. C. Ellis, M. E. Fine
INTRODUCTION IN the iron-cobalt system there are several property-composition relationships of theoretical importance. The alloys are ferromagnetic exhibiting a maximum saturation at approximately
Jan 1, 1948
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Recent Progress in the Nonmetallics
By Oliver Bowles
STRIKING new developments in the field of industrial minerals include the employment of lime, salt, coal, and air for the manufacture of stockings, and the substitution of paper for granite and marble
Jan 1, 1940
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Part XI – November 1968 - Papers - Grain-Boundary Corrosion in Zone-Refined and Lower-Purity Aluminum
By M. Metzger, L. E. Hendrickson
Grain boundary attack in 16 pct HCl was found to be substantially the same at low penetrations in zone-refined aluminum (individual impurities 0.1 at. ppm), superior electrolytically refined aluminum
Jan 1, 1969
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Institute of Metals Division - The Gamma to Epsilon Transformation in Zr 20 to 70 Wt Pct U Alloys
By A. A. Bauer
The ?-to-? transformation has been studied in zirconium alloys containing 22 to 70 wt pct U. In this range of compositions the ? phase can be retained by quenching. Transformation to ? occurs by a nuc
Jan 1, 1961
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Licensing and Registration of Engineers in the United States
By AIME AIME
PURSUANT to a recommendation made by the Section delegates at their conference at the Annual Meeting of the A.I.M.E. last February, the Directors, at their meeting on March 15, 1944, appointed a commi
Jan 1, 1945
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Institute of Metals Division - Density-Pressure Relationships in Powder Compaction
By R. W. Heckel
A method is described whereby the relationship of both the "at-pressure" powder compact density and the "zero-pressure" compact density to the applied pressure may be obtained from continuous measurem
Jan 1, 1962