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The Black Angel Mine - A Film Presented By - Greenex A/S, Danish Arctic Contractors, Karl Garaventa's Sohne AG, J. S. Redpath Ltd., Cominco Ltd., Bechtel Corp.The following description is based on the film's narrative script: The film opens with a description of the terrain--tens of thousands of yearly snows compressed into glacial ice, stretching f
Jan 1, 1977
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The Economics of the Offshore Contract Drilling Industry: Implications for the OperatorBy Mark David Rankin
This paper represents a general assessment of the primary factors driving the market for mobile offshore drilling rigs and the utility of those factors as choice variables for the offshore drilling pr
Jan 1, 1982
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Beneficiation of Iron Ores from the Blast-furnace ViewpointBy Ralph H. Sweetser
BENEFICIATION of iron ores from the blast-furnace point of view means more than the usual enrichment of the iron contents by the removal of a large part of the clay, carbonic acid gas, silica, or mois
Jan 1, 1930
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San Francisco Paper - Underground Mining Systems of Ray Consolidated Copper Co. (with Discussion)By Lester A. Blackner
The Ray Consolidated Copper Co.'s mining property is located on Mineral Creek, 6 miles north of Kelvin, at Ray, Pinal County, Ariz. (Fig. 1). The mining claims now owned by the company consis
Jan 1, 1916
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Logging and Log Interpretation - Evaluating Oil Shale by Log AnalysisBy S. R. Bardsley, S. T. Algermissen
Induction, nuclear and sonic well-logging methods were employed in a Green River formation oil-shale analysis and evaluation study conducted in northeastern Uintah County, Utah. The physical and chemi
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Aviation - Aerial Geologizing Most Important of Applications to Mining IndustryBy Theodore Marvin
FOLLOWING the receipt of questionnaires from many parts of the world, the Aviation Committee is completing a review of the use of aviation in mining and petroleum operations. The summary of this study
Jan 1, 1937
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Bend Tests of Galvanized Sheet SteelBy H. A. Stacy
THE ability of galvanized sheet steel to withstand severe bending is of very great importance as relates to all such sheet material which, in service, is not used in the flat condition in which it is
Jan 10, 1926
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Mining - Pressure Changes at Splits and Junctions in Mine Ventilation CircuitsBy H. L. Hartman
The estimation of the magnitude of pressure changes which occur in mine ventilation circuits is of primary importance to the mining engineer in making changes in an existing mine or in projecting the
Jan 1, 1961
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Charleston Section Discusses Coal, Coke, and SafetyBy AIME AIME
THE Charleston Section of the A. I. M. E. held a joint meeting with the National Coal Association and the American Society of Mechanical Engineers on May 6 and 7, at which 94 members and guests were r
Jan 1, 1926
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A Reference-Scheme for Mine-WorkingsBy Wilbur E. Sanders
AT some period during the operation of metalliferous and other commercially valuable mineral-deposits in connection with their underground mining, when the developments therein have become so extensiv
May 1, 1906
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The Wrong Word (b655bea8-40c2-4eee-b7c4-4dbe8e8e635a)By T. A. Rickard
Flaubert, as we know, laid stress on the selection of the right word, le mot juste, the precise epithet, the word that belongs to the thing. A sentence, or even a paragraph, may be spoiled by the use
Jan 1, 1931
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Progress Recorded in Gravitational, Seismic, and Geochemical Methods, and in Well LoggingBy L. W. Blau
RESEARCH work in exploration and production was further reduced during 1943 owing, partly, to difficulties in the acquisition of apparatus and, principally, to the exodus of research men to government
Jan 1, 1944
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A Study of the 470 o C. Transition Point in Cast 60:40 BrassBy Frances Hurd, Clark
Iv 1897, Roberts-Austen(l)$ found an arrest in the thermal curves of alloys of 60 per cent. copper and 40 per cent. zinc. This break occurred from 450° to 470° C. Shepherd, (2) working in 1904, was un
Jan 1, 1927
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Liberty and Progress in the American WayBy AIME AIME
THE graduating class whom I am particularly addressing are going into the world at least a month earlier than normal, because of the war. You have been free to choose your work. You have chosen to be
Jan 1, 1942
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Institute of Metals Division - Material-Interface Problems in Integrated CircuitryBy I. A. Lesk
The various materials utilized in the construction of integrated circuits, and the resultant materials interfaces, are discussed with emphasis on a materials system that is compatible with all types o
Jan 1, 1965
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Safety, Ventilation and Industrial Hygiene - Most Modern Methods Adopted to Attain Safe Working ConditionsBy E. J. Eisenach, W. E. Jones
SAFETY and industrial hygiene have always been recognized as highly important in company policy, and the co-operative support of the company officials and entire plant personnel has contributed largel
Jan 1, 1946
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Petroleum Development In Bahrein Island and Saudi Arabia for the Year 1945By James Terry Duce
Production of oil in Bahrein for the war years was as follows: YEAR BBL PER YEAR Prior to 1939 . . . . . . . . . . . . . . 22,287,055 1939 . . . . . . . . . .
Jan 1, 1946
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Raw Materials for Iron and Steel Making - Interdependent Characteristics Affect the Geologist, Mining Engineer, Metallurgist, and Plant OperatorBy Herbert W. Graham
IRON ORE is widely distributed throughout the world. Ores sufficiently high in iron content to be practical for the operations of iron and steel making occur in so many places that it is only by the a
Jan 1, 1947
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Personal (d664d9e2-4554-4e66-90b3-b3270c2eb1fd)The following is an incomplete list of members and guests who called at Institute headquarters during the period Jan. 10, 1918 to Feb. 10, 1919. Walter F. E. Barcus. Lt. C. K. McDonald, U. S. N. R. F
Jan 3, 1919