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Coal - Hydraulic Stowing Techniques in Armutcuk Mine, Turkey
By Mehmet Guney
At the Armatcuk mine in Turkey, various modifications of sublevel methods have been tried during the last decade in an effort to eliminate gob fires, dangers from roof falls, and surface subsidence, a
Jan 1, 1969
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Philadelphia Paper - Copper Refining in the United States
By T. Egleston
The materials containing copper which are refined in the United Statrs, are, for the most part, the natiye noppers of Lake Superior. IJntil quite recently but little pig copper Was made for sale, and
Jan 1, 1881
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Getting The Foreign Workman's Viewpoint
By Prince Lazarovich, Hrebelianovich
I WAS asked by the chairman of one of the Sessions on Employment Problems to talk about the viewpoint of the foreign workingman. I am not a workingman. I have never done what a work-hand might call an
Jan 4, 1918
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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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Biographical Notice of Thomas M. Drown, M.D., LL.D.
By R. W. Raymond
THE sudden death of Dr. Drown, on Nov. 17, 1904, brought to multitudes the pang of personal loss. Of all those who, as students at Lafayette College, the Massachusetts Institute of Technology and Lehi
Jul 1, 1905
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Reservoir Engineering – General - Pulsed Nuclear Magnetic Resonance Studies of Porosity, Movable Fluid and Permeability of Sandstones
By A. Timur
Fluid flow properties of porous media have long been of interest in such varied disciplines as geology, geophysics, soil mechanics, and chemical, civil, and mechanical engineering. This interest has r
Jan 1, 1970
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Extractive Metallurgy Division - Kinetics of the Oxidation of Galena In Ammonium Acetate Solutions Under Oxygen Pressure
By C. S. Samis, D. P. Seraphim
In the presence of oxygen, galena is oxidized in an aqueous medium containing ammonium acetate in accordance with the following reaction: PbS + 1/2 0, + 2 NH~Ac -» PbAc, + So + 2 NH: + H2O. This
Jan 1, 1957
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Producing – Equipment, Methods and Materials - Application of Material and Energy Balances to Geothermal Steam Production
By R. L. Whiting, H. J. Ramey
The basic study from which this paper was prepared was started as the result of the growing need throughout the world for increasing quantities of energy in all forms. Quite obviously, natural forms o
Jan 1, 1970
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Reservoir Engineering - General - Some Practical Considerations in the Design of Steam Injection Wells
By R. C. Earlougher
Jan 1, 1970
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Part XI - Papers - Techniques for Analyzing Combined First- and Second-Stage Creep Data
By M. J. Mullikin, J. B. Conway
Equations capable of representing combined first -and second-stage creep behavior include the Andrade, Cottrell-Aytekin, Garofalo, and de Lacombe equations along with a third-degree polynomial in t1/3
Jan 1, 1967
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Variations in Microstructure Inherent in Processes of Manufacturing Extruded and Forged Brass
By Ogden Malin
IN conducting the manufacture of extruded brass rods and brass forgings it has been noticed that there is considerable variation in the physical properties, particularly the machinability of different
Jan 1, 1932
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Coal - Mine Lighting: Review of Progress in Techniques and Research in Great Britain
By A. Roberts
This paper reviews progress in equipment design and in the techniques applied to mine lighting in Great Britain. The incidence of the disease miner's nystagmus, which was a major source of concer
Jan 1, 1961
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Extractive Metallurgy Division - Recent Changes in Electrolytic zinc Production at Risdon, Tasmania
By J. H. Bain, D. C. Haigh, L. C. Parsons
Jan 1, 1964
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Reservoir Engineering Equipment - A New System of Tools for Better Control and Interpretation of Drill-Stem Tests
By B. P. Nutter, M. Lebourg, J. A. McAlister
The Multi-Flow Evaluator (MFE) is a new system of tools providing an original approach in drill-stem testing. It improves control during the testing operation and gives a more accurate evaluation of t
Jan 1, 1966
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Reservoir Engineering – General - A Comparison of Calculated krg /k16 Ratios with a Correlation of Field Data
By M. R. J. Wyllie, Michael A. Torcaso
With the continued deep drilling of today, increasing numbers of high pressure and high temperature gas-condensate reservoirs are being discovered. Correspondingly, the ranges of properties of gas-con
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Mining - Basic Considerations for Long-Distance Solids Pipelines in the Mineral Industries (MINING ENGINEERING. 1961, vol. 13. No. 8. p. 976)
By R. Costantini
The author discusses the promising future of the use of pipelines for transportation of ore slurries over long distances, citing existing installations. Various criteria and factors affecting the use
Jan 1, 1961
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Institute of Metals Division - Primary Recrystallization Textures in Cold Rolled Si-Fe Crystals
By C. G. Dunn, P. K. Koh
The primary recrystallization textures of 11 single crystals cold rolled 70 pct were determined. The effect of crystal orientation on recrystallization behavior was investigated also and found to be l
Jan 1, 1957
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Drilling - Equipment, Methods and Materials - Computerized Drilling Control
By F. S. Young
Previous laboratory and field experimentation has demonstrated the effect of several variables on drilling rate.1-5 These results have been incorporated into optimization theories6-" for the purpose o
Jan 1, 1970
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The Constitution Of The Iron-Silicon Alloys Particularly In Connection With The Properties Of Corrosion-Resisting Alloys Of This Composition
By M. G. Corson
THE iron-silicon alloy series has always been one of the most puzzling among the binary alloys. Examining the well known mechanical properties of the iron-rich alloys only we meet the following situat
Jan 1, 1928
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A Sea-Level Canal' at Panama-A Study of Its Desirability and Feasibility
By Lewis M. Haupt
Discussion of the paper of Mr. Granger, presented at the New Haven meeting, February, 1909, and published in Bulletin No. 25, January, 1909, pp. 1 to 37. LEWIS M. HAUPT, Philadelphia, Pa. (communicat
Jul 1, 1909