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Iron-ore Sinter
By G. M. Schwartz
THERE has been considerable controversy regarding the structure and mineral constituents produced when iron ore is sintered. This investigation was undertaken in order to establish the fundamental rea
Jan 1, 1929
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Institute of Metals Division - On the Deformation of Tungsten Single Crystals by Rolling
By J. P. Neumann, L. Raymond
At temperatures near 1000°C, only the (112) (111) slip systems are operatire in tungsten. Therefore, the substructure introduced into the billet upon rleforming a single crystal by rolling at 1000 "C
Jan 1, 1965
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Reservoir Engineering - General - Early Results of the First Large-Scale Steam Soak Project in the Tia Juana Field, Western Venezuela
By H. J. de Haan, J. van Lookeren
In view of their size and favorable characteristics, Shell's heavy-oil fields on the eastern coast of Lake Maracaibo, Venezuela — known as the "Bolivar Coast" — are obvious candidates for the app
Jan 1, 1970
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Logging and Log Interpretation - Evaluation of Porosity Derivation from Neutron Logs
By R. H. Widmyer, G. M. Wood
This investigation was prompted by the absence of a simple, accurate method to predict optimum second stage separation pressure in three stage separation operations. Three stage separation as used her
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Deoxidation with Silicion in the Basic Open Hearth Process
By Herty, C. H.
Three distinct processes take place during the conversion of iron ore to steel. First: the raw ore is reduced to metallic iron in the blast furnace and during this reduction certain constituents are
Jan 1, 1957
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Division Lectures - The 1962 Extractive Metallurgy Lecture - The World's Most Complex Metallurgy (Copper, Lead, and Zinc)
By Albert J. Phillips
The effect of impurities on the flowsheet in the smelting and refining circuits for copper, lead and zinc is reviewed and the interflow of by-poduct metals from copper, lead and zinc plants is pointed
Jan 1, 1962
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Production Engineering - Effect of Acid Treatment upon Ultimate Recovery of Oil from Some Limestone Fields of Kansas. Abstract
By R. E. Heithecker
Almost every oil well drilled into limestone formations in Kansas is treated with hydrochloric (muriatic) acid upon completion: to increase potential capacity of well and thereby increase its "daily a
Jan 1, 1939
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Production Engineering - Effect of Acid Treatment upon Ultimate Recovery of Oil from Some Limestone Fields of Kansas. Abstract
By R. E. Heithecker
Almost every oil well drilled into limestone formations in Kansas is treated with hydrochloric (muriatic) acid upon completion: to increase potential capacity of well and thereby increase its "daily a
Jan 1, 1939
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Extractive Metallurgy Division - Continuous Tapping of a Lead Blast Furnace
By J. R. Stone, J. T. Roy
ASARC09s continuous tapper for lead blast furnace is described. Its use throughout the company's plants has resulted in higher production rates, lower labor costs, and better working conditions.
Jan 1, 1963
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Boston Paper - The Midlothian Colliery, Virginia (Supplementary Paper)
By Oswald J. Heinrich
THE origin of spontaneous combustion in collieries is, of course, chiefly due to bad system in laying out the pits, unclean workings, insufficient ventilation, and neglect in damming off works after t
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The Midlothian Colliery, Virginia. Supplementary Paper
By Oswald J. Heinrich
(with figures on plate V.) THE origin of spontaneous combustion in collieries is, of course, chiefly due to bad system in laying out the pits, unclean workings, insufficient ventilation, and neglec
Jan 1, 1873
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Papers - Coking - Test for Measuring the Agglutinating. Power of Coal (With Discussion)
By S. M. Marshall, B. M. Bird
For a number of years European investigators have used laboratory methods of predicting the probable strength of coke made from coal, and recently several investigators in the United States have repor
Jan 1, 1930
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The Classification of Coals
By Marius R. Campbell
VARIOUS classes of coals are recognized in this country at the present time. These classes depend largely upon physical characteristics rather than upon chemical composition, and consequently they can
Sep 1, 1905
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The Idaho Phosphate Field
By G. R. Mansfield
THE geologic structure of the Idaho phosphate field has an important bearing on the classifica-tion and the exploitation of the lands that contain phosphate. Maps and structure sections1 recently made
Jan 1, 1928
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Chuquicamata Sulphide Plant: Tailing Disposal
By R. M. Kuralt
CONCESSION from the Chilean government granting the company use of the Rio Salado water stipulates that a minimum of 35,000 metric tons of such salty water must be diverted from the Salado daily, and
Jan 1, 1952
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Papers - Sedimentation - Effect of Sonic Vibrations upon the Settling Rates of Ground Rock Particles in Water (T. P. 1999, Min. Tech., May 1946)
By Helmut Thielsch
In recent years an ever increasing amount of interest has been directed toward research studying the principles and various applications of sonic and supersonic waves. Though still in their early stag
Jan 1, 1947
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Papers - Sedimentation - Effect of Sonic Vibrations upon the Settling Rates of Ground Rock Particles in Water (T. P. 1999, Min. Tech., May 1946)
By Helmut Thielsch
In recent years an ever increasing amount of interest has been directed toward research studying the principles and various applications of sonic and supersonic waves. Though still in their early stag
Jan 1, 1947
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New York Paper - Notes on Cast-Iron (with Discussion)
By Albert Sauveur
It is delightful to read a technical paper like that of J. E. Johnson, The Effect of High Carbon on the Quality of Charcoal-Iron, presented in October, 1912, at the Cleveland meeting of the American I
Jan 1, 1914
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Members, Junior Members, Associates and Junior Associates Alphabetical List
Abbey, Robert Graham, District Mgr., The W. W. Sly Mfg. Co., 50 Church St., New York, N. Y. '21 Abbott, A. N Ave. Morelos 84, Cuernavaca, Morelos, Mexico '23 Abbott, Argyle Campbell, Geol
Jan 1, 1932
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Magnesium Alloys - Factors Affecting Abnormal Grain Growth in Magnesium-alloy Castings
By H. E. Elliott, R. S. Busk, A. T. Peters
One of the problems of the fabricator of metals and alloys is the propensity of some composition rarnges toward abnoermal grain growth during certain stages of fabrication. In this respect magnesium a
Jan 1, 1945