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Institute of Metals Division - Mechanism of Ortho Kink- Band Formation in Compressed Zinc Monocrystals
By J. J. Gilman
The dependence of ortho kink-band formation on crystal orientation, on temperature, and on the conditions at the ends of a specimen is described. Load-compression curves for crystals that kink are pre
Jan 1, 1955
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Discussions - Of Mr. Woo's Paper on Silver-Mining and Smelting in Mongolia (see p. 755)
MR. Woo's succinct description of the mining and smelting of silver-lead in Mongolia, with the roasting-and-reduction process and cupellation, has much interest as a picture of methods that not o
Jan 1, 1903
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Coal Output Equals That of 1934 - Producers Actively Meet Competition - Introduction
By J. T. Ryan
FIGURES for the first 11 months of 1935 indicate that the total coal production of the United States for 1935 will be approximately 416,000,000 tons, or almost identical with the production figures fo
Jan 1, 1936
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Use of Coal in Zinc Production
By W. M. Peirce
COAL'S importance in the metallurgy of zinc may be gauged by the fact that approximately a million and a half tons is so employed annually in the United States. This brief paper will show in what
Jan 1, 1948
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The Zinc-Smelting Industry of the Middle West
By H. C. Meister
THE zinc-smelting industry of the United States has grown very rapidly in recent years and bids fair to outrival that of all other countries in the future. On account of the geographical situation of
Jan 1, 1905
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Suggested Solution of the Silver Problem
By HARRINCTON EMERSON
UNEMPLOYMENT is the most ominous shadow ahead of the industrial nations today. Only two great industrial countries are free from unemployment, France and the Soviet Commonwealth. In France the social
Jan 1, 1930
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Metals, Research, and Progress
By Paul. D. Merica
I LIKE to look upon the award this year also as a recognition of the importance of metallic materials of construction to the engineer and of the active progress which I believe is continually being ma
Jan 1, 1938
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Metallurgical Cutting for Fabrication, Repair, or Demolition
By H. H. Moss
OXYACETYLENE .cutting has experienced rapid development in the last few years and greater advances and expansion and broader application may be expected in the immediate future. Marked changes in cutt
Jan 1, 1936
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Commercial Movement of Silver
By H. C., Simpson
MANY metals by virtue of their place of occurrence as ore, and their uses are travelers! Iron and steel, for instance, is one of the greatest of travelers in the form of ships and the romance of iron
Jan 1, 1928
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Comparative Tests Of Hammer Drill Bits
By Carroll Forbes
INTRODUCTION MANY different shapes of drill bits are in use with hammer drills, but little definite information is available whereby to judge which one of these shapes is the best. The following inv
Jan 8, 1917
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Technical Papers and Notes - Institute of Metals Division - Formation of A Ni-Ge Phase in Molten Lead
By M. E. Steidlitz
FABRICATION of semiconductor devices.requires the formation of electrical contacts, often involving the use of lead, tin, and lead-tin solders. In several recent instances when germanium had been bond
Jan 1, 1959
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Book VII
By Herbert Clark Hoover, Lou Henry Hoover
SINCE the Sixth Book has described the iron tools, the vessels and the machines used in mink, this Book will describe the methods of assaying1 ores; because it is desirable to first test them in order
Jan 1, 1950
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Institute of Metals Division - Discussion: Effects of Surface Conditions on the Stress-Strain Curves of Aluminum and Gold Single Crystals
By I. R. Kramer
I. R. Kramer (Martin Co.)—In a recent paper Nakada and Chalmers24 reported some observations of effects of surface conditions on the stress-strain curves of aluminum and gold single crystals. It is of
Jan 1, 1965
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Sherritt Gordon - Nickel's Unconventional Winner
The growth and influence of Sherritt Gordon Mines Ltd. in the nickel producing industry has been quite phenomenal. Although the company's Lynn Lake deposit in Manitoba was actually dis- covered i
Jan 10, 1968
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Minerals Beneficiation - Relation of Magnetic Susceptibility to Mineral Composition
By David R. Mitchell, Ernest M. Spokes
There is evidence that study of minerals now considered to have susceptibilities too low for magnetic separation should be continued. Present concepts may be false. INFORMATION on magnetic properti
Jan 1, 1959
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Geophysics - Resistivity Method in Groundwater Exploration, City of Gunnison, Colo
By C. E. Melbye
A serious problem confronted the city of Gunnison early in 1958 in that, for a few months during each spring runoff, the water supply derived from the Gunnison River became polluted to an unsafe point
Jan 1, 1961
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Dravo Systems Enhance Offshore Mining Prospects
By Homer S. Frankhouser
Materials may be dredged, processed, stored and loaded for shipment at a single site in water depths ranging from 250 to 1200 ft. Solution mining may also be accomplished in deep sea situations. And,
Jan 1, 1971
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Notes on the Fatigue of Non-ferrous Metals
By H. F. Moore
DURING the last six years, there have been many extensive investigations of the fatigue of metals. The major work of 'these investigations has been the determination of constants for fatigue stre
Jan 1, 1925
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Geology - The Need of a New Philosophy of Prospecting, 1960 Jackling Lecture (Mining Engineering Jun 1960, pg 570)
By L. B. Slichter
Prospecting is certainly the world's biggest and best gambling business. It is a game where the chips cost many thousands and where many millions, even billions, can be won. An attractive feature
Jan 1, 1961
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Industrial Section (f33ce896-e508-4b8b-84b6-1b4db908268b)
Beyer Barometric Condenser The Ingersoll-Rand Co. is now offering to the trade complete steamcondensing plants for all service conditions. This equipment includes the Beyer barometric condenser, for
Jan 8, 1916