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Heterogeneity Of Iron-Manganese AlloysBy C. R. Wohrman
A MELT of pure electrolytic iron with about 0.4 per cent. sulfur and 7 per cent. manganese was prepared in connection with a study of inclusions in iron. The alloy darkened rapidly when etched with a
Jan 1, 1927
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Colorado Paper - The Anthracite Coal Beds of PennsylvaniaBy Charles A. Ashburner
At the Philadelphia meeting of the Institute, held in February, 1881,I had the honor of reading a paper on "A New Method of Mapping the Anthracite Coal Fields of Pennsylvania."* At that time the State
Jan 1, 1883
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Jargon (1d9c6a2a-cd98-4329-9893-840d8767b22f)By T. A. Rickard
The dictionary defines 'jargon' as "barbarous or debased language". This description does not suffice. Quiller-Couch has said, it is "a kind of writing which, from a superficial likeness, co
Jan 1, 1931
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Institute of Metals Division - Effect of Solute Elements on the Tensile Deformation of CopperBy R. S. French, W. R. Hibbard
FOR tensile deformation, if the stress value is defined by the ratio of the load to the actual area, and the strain value by the natural logarithm of the ratio of the immediate length to the original
Jan 1, 1951
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Recent Engineering Developments in the Petroleum IndustryBy H. J. Struth
AN unusual engineering achievement in the Gulf Coast last year was the drilling of a wildcat well in the swamps of Louisiana, using direct current. More unusual was the fact that it was necessary to h
Jan 1, 1932
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Education for the Petroleum Industry (a1221f1c-e785-4d3f-96da-6d1a4f800ee7)By Thomas T., Read
E DUCATION for the mineral industry was at first a single comprehensive curriculum, but it was early recognized that the main basis of mining is physics, while that of metallurgy is chemistry. The fir
Jan 1, 1941
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Effective Methods Of Application Of Explosion Energy In Mining And ConstructionBy N. V. Melnikov, L. N. Marchenko
The latest theoretical and experimental study of physical processes initiated by explosions in solid media have made it possible to obtain a deeper insight into the mechanism of the energy transfer to
Jan 1, 1971
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Coal - Moss No. 3 Mine: The Materials Handling AspectsBy F. M. Morris
A large reserve of thick coal in southwest Virginia was developed by Clinch-field Coal Co. in 1957-1958 to produce a nominal rate of 1500 tph raw coal. Operation features coal cleaning in transit. Ref
Jan 1, 1961
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Dust Generation Control At Surface Coal MinesBy Charles A. Kliche
INTRODUCTION The Northern Great Plains Coal Province which occupies approximately 36.6 ha contains about one-half of the nation's total coal resources. About one million ha are underlain by co
Jan 1, 1983
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Milling Practice At Bunker HillBy Norman J. Sather
LOCATION AND HISTORY The Bunker Hill Mine is situated on the south side of the Coeur d’Alene River in Shoshone County of Northern Idaho near the City of Kellogg. Kellogg, the largest in the Coeur
Jan 1, 1970
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The Composition Of The Rock Gas Of The Cripple Creek Mining District, Colorado (c4a235c8-899a-4bbc-8d85-fc84bfa4a2ec)By George Burrell
J. S. HALDANE, M. D., F. R. S., Oxford, England (communication to the Secretary?).-The valuable paper of Messrs. Burrell and Gauger is of special interest to me as, through the courtesy of the managem
Jan 12, 1916
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The United Eastern Mining and Milling PlantBy Otto Wartenweiler
AFTER the phenomenal development of the new mine, the United Eastern Mining Co., with Mr. Frank A. Keith as President, decided to install a reduction plant. The character of the ore, closely resembli
Jan 11, 1917
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Organized Patriotism Among EngineersBy Bradley Stoughton
A LL over our great country I have been privileged to see, during the last six weeks, the manifestation of a new spirit among engineers. Partly under the inspiration of leaders whose influence has bee
Jan 1, 1920
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List Of Members, Associates And Junior Associates Alphabetically Arranged[†AARONSON, ALFRED E., Vice-Pres., Mid-Co. Petroleum Co., Mid-Co. Bldg. Tulsa, Okla. '18 ABADIE, EMILE R., Min. Engr Address wanted. '76 ¦ABADILLA, QUIRICO A. Geol. Dept. Cia. Mexicans de
Jan 1, 1925
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Lucky Friday Mine: History, Geology, And DevelopmentBy William T. Folwell
The Lucky Friday mine east of Mullan, Idaho, is an outstanding example of a property in the Coeur d’Alene district where a small and insignificant- appearing silver-lead-zinc vein at the surface has c
Jan 12, 1958
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Geology Sessions Well AttendedBy Sherwin F. Kelly
THE joint meetings of the Mining Geology Committee and the Society of Economic Geologists proved to be deservedly popular, and the interesting papers drew an attendance which strained the capacity of
Jan 1, 1935
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Geophysics (450c9da8-af57-491d-8fc3-1f2fde1f1923)By Kenneth L. Cook
GEOPHYSICAL exploration is continuing to expand in scope and variety of methods, in experimental studies of specific applications, and in development of theory for complex situations. Aerial surveys h
Jan 2, 1954
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Biographical Notice of James DouglasBy Rossiter W. Raymond
It is scarcely necessary to augment or amend the "Appreciation" of Dr. Douglas, from the pen of Dr. Albert A. Ledoux, which appeared in January, 1916, in Bulletin No. 109 of the Institute. The author
Jan 1, 1919