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Institute of Metals Division - The Intersections of [112] Twins in Bcc Crystals (TN)
By Y. C. Liu
THE existence of mechanical twins in bcc metals has long been known. With recent intensive interest in the mechanism of twin formation and its role in plasticity and crack initiation, a study of the g
Jan 1, 1963
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Recovering and Interpreting Diamond-Core-Drill Samples
By Robert D. Longyear
IN MOST diamond core drilling the primary objective is the recovery of samples to be used for chemical analysis, physical tests, or visual inspection. Unless these samples are reliable and the informa
Jan 1, 1937
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Magnesium: Reviewing Its Technology of Production and Use
By John A. Gann
WITHIN a very few years magnesium has sprung from oblivion, from classification as a technically unknown, little appreciated, and expensive material to front-page importance in many fields of engineer
Jan 1, 1932
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Nuclear Energy Minerals And Their Utilization
By Charles T. Baroch, Charles J. Baroch
In 20 years of commercial development, nuclear reactors have demonstrated that they are a safe, dependable, and economical source of power. Operating experience with commercial power reactors has firm
Jan 1, 1976
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Harrisburg Pa. Meeting - October, 1881
Jan 1, 1882
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Propagation of Brittle Fracture in Rock (41a2da9c-122b-40ab-9480-d029c7fe58fb)
By Bieniawski, Z. T.
The importance of understanding the phenomena associated with rock fracture has long been fully appreciated in rock mechanics. This is clearly apparent from the special attention paid to rock fracture
Jan 1, 1972
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Mine Safety in the Lake Superior Region
By F. S. Crawford
IRON and copper are mined in the Lake Superior district. The iron mines of the district have the best safety record for that industry in the country as a whole, while the copper mines of the district
Jan 1, 1939
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PART III - Fabrication Considerations for Monolithic EIectroopticaI Mosaics
By William F. List, Marvin A. Schuster
Monolithic electrooptical mosaics of 2500 photo-transistor elements with internal row and surface column interconnections have been fabricated by epitaxial-planar diffsion techniques. Unique access to
Jan 1, 1967
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Part IX - Recrystallization Textures in Cold-Rolled Electrolytic Iron Containing Aluminum and Nitrogen
By C. A. Stickels
A heat of electrolytic iron, to whzch alunzinutn and nitrogen had been added, was hot-rolled, cold-rolled 90 pct, and recrystallized at temperatures from 500" to 700°C. Primary recrystallization textu
Jan 1, 1967
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Institute of Metals Division - The Influence of Electromagnetic Stirring on the Nucleation of Tin and Tin-Lead Alloys
By G. R. Kotler, W. A. Tiller, W. C. Johnston
Experiments carried out on 100 g samples of molten tin and Sn-Pb alloys showed that the magnitude of the field strength, H, does not effect the supercooling, aTn, at which the initial nucleus of solid
Jan 1, 1963
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Part V – May 1969 - Papers - Enthalpy Interaction Coefficients of Silver, Cadmium, and Gold in Dilute Quaternary Tin-Rich Solutions
By M. B. Bever, A. K. Jena
Equations for the heat effects of additions of mixtures of multicomponent phases to a solution have been derived in terms of the enthalpy interaction coefficients. By these equations and the measured
Jan 1, 1970
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Discussion Of The Iron And Steel Papers Pre- Sented At The New York Meeting, February, 1924
CONTENTS PAGE BAIN, EDGAR C.-The Nature of Martensite. Discussed by Ancel St. John, Henry S. Rawdon, Jerome Alexander, Howard Scott 1 FEILD, ALEXANDER L.-Effect of Zirconium on Hot-rolling Properti
Jan 5, 1924
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The Place of Coal in the Steel Plant Past, Present, and Future
By H. V. Flagg
OPERATION of a modern steel plant presents a curious anomaly. Large-scale operations, in which large volumes or heavy weights of materials are involved, are not usually subject to close control or nar
Jan 1, 1940
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Institute of Metals Division - An Electron Transmission Study of Nitride Precipitation in Alpha Iron
By A. S. Keh, H. A. Wriedt
The Precipitation of nitrides in quenched Fe-N alloys, aged between 25° and 200°C, was studied by transmission electron microscopy. Different dislocation substructures were introduced into the materia
Jan 1, 1962
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List Of Members, Associates And Junior Associates - Alphabetically Arranged (a8f0d90e-16e6-44d6-a9fc-f96fa38001aa)
[Abad. Leopoldo F., Min. Engr., Div. of Mines, Bureau of Science Manila, P. 1. '28 Abadilla, Quirico A., Geol., Lago Pet. Corp Box 172, Maracaibo, Venezuela. '20 Abarquez, Ramon F., Met.,
Jan 1, 1928
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Institute of Metals Division - Calculation of Martensite Nucleus Energy Using the Reaction-Path Model
By D. Turnbull, J. C. Fisher
ACCORDING to the "reaction-path" modell,2 of martensite nucleation, the shear angle of the embryonic martensite plate must be treated as a variable, and included in any calculation of nucleus critical
Jan 1, 1954
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Commercial Coal Car Rating
By WALTER M. DAKE
WITH the renewal of the contract between bituminous miners and operators, whereby a period of three years is assured without the devastating effect of irregularity of operation due to general strikes;
Jan 1, 1924
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Determining Optimal Mine Regulator Locations Using Computer Simulation
By Jerry Tien
Mine regulators are normally used for proper air distribution in underground mines. They are deliberately introduced resistance in the regulated airway, and by altering sizes, they can distribute spec
Jan 1, 1983
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Clays (Original by SAM H. PATTERSON)
By Haydn H. Murray, Sam H. Patterson
The term clay is somewhat ambiguous unless specifically defined, because it is used in three ways: (1) as a diverse group of fine-grained minerals, (2) as a rock term, and (3) as a particle-size term.
Jan 1, 1983