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A Homemade Portable Assay Furnace
By James P. Sloss
A PERMANENT assay office is commonly established as part of the general plant equipment of operating gold and silver properties, but during the development stage of a mine, the cost of such an office
Jan 1, 1935
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28. Ore Deposits of the Atlantic City District, Fremont County, Wyoming
By Richard W. Bayley
The Atlantic City district encompasses several districts and has been previously called by different names, e.g., Atlantic gold district, Atlantic City-South Pass mining district, and Sweetwater minin
Jan 1, 1968
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Correlation of the Ultimate Structure of Hard-drawn Copper Wire with the Electrical Conductivity
By R. W. Drier
THE conductivity of copper wire is of prime importance to the electrical industry and consequently to the copper refiner and wire manufacturer. Annealed copper wire has a higher conductivity than hard
Jan 1, 1929
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Nepheline Syenite
By D. Geoffry Minnes
Nepheline syenite is a silica deficient crystalline rock consisting of albite and microcline feldspars and nepheline, together with varying but small amounts of mafic silicates and other accessory min
Jan 1, 1975
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Preface (00f6e3f9-e8df-4d0d-8313-da638cd08550)
Jan 1, 1961
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Minerals Beneficiation - High-Temperature Thin-Film Sulfidization of Hematite for Recovery by Flotation
By M. E. Wadsworth, T. D. Chatwin
The kinetics of sulfidization of hematite (Fe203) by H2S gas at various partial pressures have been determined over the temperature range of 170° to 500°C. The process was controlled by thin films of
Jan 1, 1969
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Inclusions-Their Effect, Solubility and Control in Cast Steel
By C. E. Sims
THE following presentation is more a summation of observations made and conclusions drawn over a period of three to four years than a report of experiments made with a definite objective. Tests were m
Jan 1, 1932
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Discussions - Of Mr. Howe's Paper on the Constitution of Cast-Iron, with Remarks on Current-Opinions Concerning It (see p. 318)
J. E. Stead, Middlesborough, England (communication to the author): Prof. Howe's valuable paper on cast-iron brings forward most prominently the correct explanation of the part played by combined
Jan 1, 1902
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Minerals Beneficiation - Heat of Adsorption and Surface Reactions of Potassium Ethyl Xanthate on Galena
By Olav Mellgren
Part I. The interaction between potassium ethyl xanthate and lead salts has been studied thermo-chemically. It is shown that ethyl xanthate reacts with lead carbonate, basic carbonate, thiosulfate and
Jan 1, 1967
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Technical Papers and Discussions - Powder Metallurgy - Introduction to Seminar-Review of Literature on Pressing of Metal Powders (Metals Tech., Aug. 1947, T.P. 2236, with discussion)
By Richard Paul Seelig
The following review covers published information on pressing of metal powders at room temperature. Only those operations are considered which occur between the time the powder is filled into the cavi
Jan 1, 1947
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Technical Papers and Discussions - Powder Metallurgy - Introduction to Seminar-Review of Literature on Pressing of Metal Powders (Metals Tech., Aug. 1947, T.P. 2236, with discussion)
By Richard Paul Seelig
The following review covers published information on pressing of metal powders at room temperature. Only those operations are considered which occur between the time the powder is filled into the cavi
Jan 1, 1947
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Chicago Paper - Geology and Mining Methods at Pilares Mine
By W. Rogers Wade, Alfred Wandtke
The Pilares mine of the Moctezuma Copper Co. is situated at Los Pilares de Nacozari, Sonora, Mexico, about 75 mi. (120.7 km.) south of the international boundary and about 7 mi. (11.26 km.) east of th
Jan 1, 1920
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A. I. M. E. Pamphlets And'technica1 Publications, 1921-1927
[Separates of all the Pamphlets published within the last three years (starting with No. 1469) are available, with few exceptions, at Institute headquarters. Separates of all the Technical Publication
Jan 1, 1926
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New York Paper - Austenite and Austenitic Steels
By John A. Mathews
It is a great honor to be asked by the Board of Directors of this Institute to deliver the Henry Marion Howe lecture. The invitation carries with it a great responsibility, which I accept with conside
Jan 1, 1925
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Producing-Equipment, Methods and Materials - Well Interference
By J. E. Warren, J. H. Hartsock
An asymptotic solution to the equation that describes the flow of a slightly compressible fluid in an infinite porous medium has been used to estimate the interaction between two adjacent wells produc
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Minerals Beneficiation - Large-Scale Laboratory Investigation of the Ammonium Sulphate Leaching-Hydrogen Reduction Process as Applied to Nicaro Bulk Precipitates
By J. F. Shea, O. F. Tangel
Battelle Memorial Institute participated in a program for the General Services Administration aimed at developing a nickel-cobalt separation process that could be integrated in the Nicaro nickel plant
Jan 1, 1961
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Construction
By T. A. Rickard
The writing that is effective is woven with a fine texture into an agreeable pattern; it is free from knots, loose threads, and stray fluff. The instrument that weaves this literary fabric, whether it
Jan 1, 1931
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Research
By CHARLES M. A. STINE
THE value of chemical research has been so thor¬oughly demonstrated in the last few decades that the general public has become "research-conscious" to an extent which allows the advertising agent and
Jan 1, 1930
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Technical Papers and Notes - Iron and Steel Division - High-Temperature Deformation of Steels: A Study of Equicohesion, Activation Energies, and Structural Modifications
By C. Crussard, R. Tamhankar
It is the policy of The Metallurgical Society to provide, in the TRANSACTIONS OF THE METALLURGICAL SOCIETY OF AIME, a prompt and accurate medium for publication of reports of significant new research
Jan 1, 1959