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Tensile DeformationBy John H. Hollomon
IN recent papers, O'Neill,1 Vivian,2 and Zener and Hollomon3 have reviewed some of the information concerning the relations between stress and strain during plastic deformation. Since further inf
Jan 1, 1945
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Characteristics Of Screen-Circuit ProductsBy Albert E. Reed
THE development of the modern high-speed vibrating screen, together with the increasing availability of long-lasting stainless-steel screen cloth for relatively fine-mesh separations, means that more
Jan 1, 1945
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Analysis of Bolt Reinforcement in Rock SlopesBy Francois E. Heuze
INTRODUCTION Rock slope stability typically is governed by the geological discontinuities. This stability can be improved by drainage, unloading, adjustment in slope orientation, adjustment in slo
Jan 1, 1983
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Abstract of Remarks on the Difficulties in the Identification of Coal-BedsBy R. P. Rothwell
THE first difficulty mentioned is that in some instances two or more beds of coal separated by sandstone or slate rocks of considerable thickness in one part of a basin, are found running together in
Jan 1, 1873
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Colorado Paper - Excentric Jig, with Adjustable and Automatic Lower Discharge Arranged for the Full Width of the Bed and for One or more CompartmentBy Edgar G. Tuttle
The accompanying figures show the arrangement of a twocompartment excentric jig fitted with adjustable and automatic discharges for drawing oft' the lower product obtained in jigging minerals, or
Jan 1, 1897
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Meeting Of Board Of DirectorsAt the meeting of the Board of Directors held on October 25, the reports of the Treasurer and the Nominating and Finance Committees were received. Thirty-five members, seven associates, and six junior
Jan 12, 1918
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Engineers Available (339bb816-b63e-4625-871a-89fbc311ed24)(Under this heading will be published notes sent to the Secretary of the Institute by members or other persons introduced by members.) Engineer of many years' experience in mining engineering,
Jan 6, 1919
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Engineers Available (e243c9fd-0271-416d-a115-1b9fcd04e899)(Under this heading will be published notes sent to the Secretary of the Institute by members or other persons introduced by members.) Mine Superintendent or Manager. Age 34, graduate mining engineer
Jan 9, 1919
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Papers - - Production Engineering - Precision in Bottom-hole Pressure Measurement (T. P. 1942, Petr. Tech., Nov 1945, with discussion)By D. R. Conlon, E. R. Brownscombe
Errors in measurement of reservoir pressure include: (I) gauge errors, and (a) interpretation errors. Gauge errors may be reduced by: (a) reading charts with a comparator microscope, (b) use of har
Jan 1, 1946
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Papers - - Production Engineering - Precision in Bottom-hole Pressure Measurement (T. P. 1942, Petr. Tech., Nov 1945, with discussion)By D. R. Conlon, E. R. Brownscombe
Errors in measurement of reservoir pressure include: (I) gauge errors, and (a) interpretation errors. Gauge errors may be reduced by: (a) reading charts with a comparator microscope, (b) use of har
Jan 1, 1946
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Papers - - Production - Foreign - Petroleum Development in Germany during 1933By Walter Kauenhowen
The production of crude oil in Germany during 1933 totaled about 1,669,521 bbl., a slight increase over the 1,608,558 bbl. produced in 1932. This is an extension of a yearly increase which has continu
Jan 1, 1934
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DeceasedElected Died 1884 *ADDY, MATTHEW 1896 1894 *ALLFN R B 1896 1874 *AMIOT, H 1892 1886 *AMSLER, CARL 1894 1895 *ÅNGSTROM, CARL 1901 1895 *ARMSTRONG, JOHN F 1898 1882 *ARNOLDS, HUGO 1886 18
Jan 1, 1910
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Technical Notes - X-Ray Crystallographic Data on As2Te3By C. W. Spencer, J. Singer
A PARTIAL phase diagram for the As-Te system is given in Hansen.' The only compound reported is As2Te3, melting at 362°C. Stoichiometric quantities of reagent-grade elements were reacted in evacu
Jan 1, 1956
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Papers - Properties of Metals - Working Properties of TantalumBy M. M. Austin
Pure metallic tantalum, from a practical standpoint, is one of the newer developments in the metal field. Although it was used as filament in incandescent lamps in 1906, only within the last, five yea
Jan 1, 1930
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Speed, Low Costs Are Major Attractions of X-Ray AnalysesBy Fred W. Shultz
The process engineer is familiar with the in any methods employed in the past for analyzing various materials. These include panning. eyeballing, and wet chemistry. Of those mentioned only wet chemist
Jan 1, 1964
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Concerning Rock Alum And Its Ore.PASSING over the derivation of the word as well as the description of the alum that has been written of as a liquid and that was once called natta, I tell you that the alum that is commonly called roc
Jan 1, 1942
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Simco-Peabody’s Overland Conveyor Solves Dilemma Caused by Increased Market DemandAn overland belt conveyor system installed at Simco-Peabody's mine near Coshocton, Ohio, is presently carrying coal three miles at an estimated cost of 4.499 per ton-mile. Installed by Link-Belt
Jan 4, 1963
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Institute of Metals Division - Calculation of Interdiffusion Coefficients When Volume Changes OccurBy M. Cohen, C. Wagner, J. E. Reynolds
If the total volume of a diffusion couple changes during the diffusion, the measurement of distance becomes ambiguous. Use of distance parameters as suggested by Hartley and Crank is discussed. For sm
Jan 1, 1954
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Technical And Financial Elements Of A Mining Project Loan Request: Preparing A Complete Information MemorandumBy Thomas P. Bispham
INTRODUCTION From the lender's point of view, the greatest period of risk in a project financing occurs during the construction phase. Therefore, most projects are supported during this phase
Jan 1, 1985
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Technical Note - Measuring Zeta Potentials by Streaming Potential TechniquesBy D. W. Fuerstenau
MEASUREMENT of zeta potentials is a useful tool to study the surface chemistry of minerals under flotation conditions.1,2 Because there is continued interest in this approach, the apparatus for ob
Jan 1, 1957