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The Occurrence, Preparation and Use of Magnesite
By L. C. Morganroth
Magnesites are of two general classes - massive and crystalline.
Jan 1, 1915
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Part VII - Communications - Selective Growth in the Recrystallization of a Zone-Refined Aluminum Single Crystal
By B. B. Rath, Hsun Hu, R. S. Cline
FOLLOWING the techniques used by Beck and co-worker~ "~ the characteristics of selective growth in the recrystallization of a zone-refined aluminum single crystal, rolled 80 pct at -78°C in the (110)[
Jan 1, 1968
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Production In New Mexico
While coal was mined in New Mexico in 1860, production was on a small scale during the period considered here, and Table 77 contains all the data found. [ ]
Jan 1, 1942
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The History And Influence Of Mining In The Western United States - Influence Of Mining On Development Of Western States
By Charles W. Henderson
THE influence of mineral production on the development of the western United States has been profound. From 1848 to 1860, there was only gold production, the effect of silver began in 1860, and from t
Jan 1, 1933
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Institute of Metals Division - Rare-Earth Gallium Compounds Having the Aluminum-Boride Structure (TN)
By S. E. Haszko
SEVERAL new XGa2 intermetallic compounds, Table 1, where X is a rare earth, having the AlB, structure were prepared as part of a continuing study of the magnetic and structural properties of rare-eart
Jan 1, 1962
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Institute of Metals Division - The Effective Atomic Radius of Silicon in Ternary Laves Phase Alloys
By D. I. Bardos, A. M. Bardos, Paul A. Beck
The approximate effective silicon radii in ternary Laves phase alloys with transition elements and silicon were found to range between 1.16 and 1.21A, i.e., considerably smaller than the atomic rad
Jan 1, 1963
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Chicago Paper - The Open-Hearth Process (See Discussion, p. 679)
By H. H. Campbell
The following paper deals almost exclusively with the results of practice at the works of the Pennsylvania Steel Company at Steelton, Pa. From the records of the furnaces at this plant, both acid and
Jan 1, 1894
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The New Electric Hoist Of The North Butte Mining Co. (ca491289-022b-49c5-8224-e6eae403b50c)
By Franklin Moeller
Discussion of the paper of FRANKLIN MOELLER, presented at the New York meeting, February, 1916, and printed in Bulletin No. 110, February, 1916, pp. 343 to 354. K. A. PAULY, Schenectady, N. Y.-I read
Jan 5, 1916
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Local Section News (38d8b888-2833-49f9-a30d-8637bc9fda82)
COLUMBIA LOCAL SECTION Executive Committee F. A. THOMSON, Chairman GEORGE W. RODDEWIG, Vice-Chairman L. K. ARMSTRONG, Secretary- Treasurer, P. O. Drawer 2154, Spokane, Wash. R. S. MCCAFFERY S. H
Jan 7, 1914
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The Flow And Fracture Characteristics Of The Aluminum Alloy 24ST After Alternating Tension And Compression
By G. Sachs, S. I. Liu
INTRODUCTION IN a previous investigation on the effects of repeated strains of large magnitude on the aluminum alloy 24ST, it was found that the reduction in ductility by straining in tension was p
Jan 1, 1948
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Institute of Metals Division - Mechanical Behavior of Lamellar (Al-CuAl2) and Whisker Type (Al-Al3Ni) Unidirectionally-Solidified Eutectic Alloys
By R. W. Hertzberg, F. D. Lemkey, J. A. Ford
The technique of unidirectional solidification has been applied to the A1-AI3Ni and A1-CuAl2 ezltectic alloy systems; the controlled microstructure of A1-A3Ni consists of parallel A13Ni whiskers emhed
Jan 1, 1965
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Minerals Beneficiation - Lead Activation in Sulfonate Flotation of Quartz
By S. Atak, M. C. Fuerstenau
Clean quartz cannot be floated with a high molecular weight sulfonate as collector at any pH. Good flotation is achieved from pH 6 to 12 when Pb is added at low additions of sulfonate. The active spec
Jan 1, 1965
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Part VII – July 1968 - Communications - The Heat of Formation of the Compound AuSb2 and the Partial Enthalpies and Enthalpy Interaction Coefficients of Antimony and Gold in Liquid Tin
By M. B. Bever, A. K. Jena
In the investigation reported here, calorimetric measurements have been made to determine the heat of formation of the compound AuSb2 and the partial gram-atomic enthalpies of antimony and gold in dil
Jan 1, 1969
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Technical Notes - Allotropy in the Phase ZrCr2
By W. Rostoker
IN the course of the development of the phase equilibrium diagram for the system Zr-Cr,' the structure of an as-cast allov having the composition ZrCr2 was analyzed and established to be isomorph
Jan 1, 1954
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Jigs (d63d0b3f-d923-48c5-a366-6daae4e851cd)
By Byron M. Bird
JIGGING is the stratification of a mass of solid particles in upward pulsations of water or in alternating upward and downward pulsa¬tions. The stratification usually is effected in a rectangular open
Jan 1, 1943
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Modern Non-Ferrous Secondary Metal Producer (d1390a4f-361c-4967-bde3-3ee4254dd545)
By Don Blackmar
THE production of non-ferrous secondary metals has become a large and important industry in the United States, and deals with practically every type of manufacturing concern. Its business is unique in
Jan 1, 1928
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Modern Non-ferrous Secondary Metal Producer (a6972b6c-59ec-410c-b83c-ad88577b66f7)
By Don Blackmar
THE production of non-ferrous secondary metals has become a large and important industry in the United States, and deals with practically every type of manufacturing concern.. Its business is unique i
Jan 1, 1928
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The Future Of Gold In World Economy
By Peter M. Anderson
IN recent years many prophets have arisen who hold that gold has outlived its days and that its monetary use is now an anachronism. These prophets include well-known politicians, economists and busine
Jan 1, 1947
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Institute of Metals Division - Thermodynamic Properties of Solid Vanadium-Chromium Alloys
By A. T. Aldred, K. M. Myles
The vapor pressure of chromium over solid V-Cr alloys has been measured by the torsion-effusion method in the temperature range 1450" to 1650°K. The chemical activities as well as the free energies, e
Jan 1, 1964
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Part V – May 1969 - Papers - Predicting Ternary Phase Diagrams and Quaternary Excess Free-Energy Using Binary Data
By N. J. Olson, G. W. Toop
A series of equations previously derived for calculating ternary thermodynamic properties using binary data has been applied to the problem of predicting ternary phase diagrams and quaternary excess f
Jan 1, 1970