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Mining Education in West Virginia High Schools
By C. E. LAWAL
WITH the object of adapting high-school vocational courses to the industrial needs of the community, a few high-school officials in West -Virginia working with the School of Mines of the State univers
Jan 1, 1929
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Composition And Microstructure Of Ancient Iron Castings
By Maurice L. Pinel, Thomas T. Read, Thomas A. Wright
THE erroneous, but until recently widely prevalent, belief that iron castings were first made in Europe in the fourteenth century has been adequately refuted in a number of earlier papers;1,11,12 but
Jan 1, 1938
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Reservoir Engineering - Laboratory Research - Model Studies of Pilot Waterfloods
By B. H. Caudle, W. J. Bernard
Factors which influence the success or failure of a waterflood can seldom be determined in the laboratory. For this reason pilot waterfloods are initiated in a repreventative portion of the oil reserv
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Aspects of the Mining Industry in British Columbia
By WILLIAM SLOAN
B RITISH COLUMBIA in its mining activities is going ahead by leaps and bounds both in development and production. Mineral production for 1925 was $61,492,242 in value as compared to $48,704,- 604 in 1
Jan 1, 1926
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Minerals and Mining in South Africa - A Variety of Mineral Products Supports the Economy of the Union
By Sidney H. Haughton
FOLLOWING the discovery of diamonds in 1870 and the Witwatersrand gold fields in 1886 South Africa changed from a predominantly pastoral country with a scattered white population into a land whose eco
Jan 1, 1946
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Physical Metallurgy: What It Is and How It Progresses
By Oscar E. Harder
THE TERM "physical metallurgy' is used in the title of this lecture in preference to "metallography ?because the former has a broader meaning with most audiences, some people thinking of the latt
Jan 1, 1940
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Present Tendencies in Smelting and Leaching Lead Ores
By R. C. Canby
JUDGE GRANT, in a delightful satire of his, says: "Boston is a state of mind." I think that this same statement might well be made of the metallurgy of lead. I was particularly impressed with this whe
Jan 1, 1926
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Production - Domestic - Oil and Gas Development in West Virginia during 1938
By David B. Reger
Exploration for new pools of gas in the Oriskany sand and continued exploitation of areas already known to be productive in that sand were the main features of petroleum activity in West Virginia duri
Jan 1, 1939
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Production - Domestic - Oil and Gas Development in West Virginia during 1938
By David B. Reger
Exploration for new pools of gas in the Oriskany sand and continued exploitation of areas already known to be productive in that sand were the main features of petroleum activity in West Virginia duri
Jan 1, 1939
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Institute of Metals Division - A Study of the Iron-Chromium-Nickel Ternary System
By J. W. Pugh, J. D. Nisbet
THIS study of the ternary has been made as one phase of a metallurgical investigation which began nearly four years ago in the General Electric Company's Research Laboratory in Schenectady, N. Y.
Jan 1, 1951
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Minerals Beneficiation - Mechanisms of Size Reduction in Comminution Systems Part II; Interpreting Size Distribution Curves and the Comminution Event Hypothesis
By R. S. Kinasevich, D. D. Crabtree, D. W. Fuerstenau, T. P. Meloy, A. L. Mular
The effect of such variables as feed size, particle shape, cleavage, and hardness on the relative proportion of impact, abrasion, and chipping events in a tumbling mill is demonstrated. The concept of
Jan 1, 1964
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Appendix A – Part I
The following advertisements show the contemporary view of the value of coal on a tract, usually as compared with farming advantages of several kinds. Fayette Gazette and Union Advertiser, February 1
Jan 1, 1942
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Production - Domestic - Petroleum and Natural Gs Developments in New York in 1942
By C. A. Hartnagel
The production of petroleum in New York state in 1942 amounted to 5,410,000 bbl. This represents an increase over each of the four preceding years, and, with the exception of 1937, is the largest prod
Jan 1, 1943
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Production - Domestic - Petroleum and Natural Gs Developments in New York in 1942
By C. A. Hartnagel
The production of petroleum in New York state in 1942 amounted to 5,410,000 bbl. This represents an increase over each of the four preceding years, and, with the exception of 1937, is the largest prod
Jan 1, 1943
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The Age Of Mineral Coal
By M. O. Holowaty, C. M. Squarcy
1750 to 1850: The scene shifts westward across the Alleghenys to the young town of Pittsburgh; charcoal gives way to mineral coal as furnaces grow larger and the blast is heated; above all, Pennsylvan
Jan 1, 1961
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New Ideas Rife At Cleveland-Cliffs
By John V. Beall
Cutting costs and increasing safety with new ideas is the byword with The Cleveland-Cliffs Iron Co. on the Marquette Range in Michigan. Among the new ideas being tried out are mechanical shaft mucking
Jan 1, 1949
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Aluminum Castings of High Strength
By Robert S. Archer
THE proper material of construction for a given purpose is that material which meets the requirements satisfactorily at the lowest ultirnatc cost. It is consistent with this principle that most alumin
Jan 1, 1927
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Twinning in Ferrite (b3249773-77d9-4e99-9dcb-f26abd8aff87)
By L. W. McKeehan
THE occurrence of twins in large ferrite crystals, made by a new process, was reported in a recent note. This paper describes a typical case of such twinning and suggests, on the basis of the observed
Jan 1, 1927
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Nicaro Nickel's New Cuban Plant Begins Production
By AIME AIME
PRODUCTION of nickel in Cuba, a new source of this metal, has been started by the Nicaro Nickel Co., subsidiary of the Freeport Sulphur Co. Construction of the Nicaro plant in Oriente Province, Cuba,
Jan 1, 1944
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Chicago Paper - Mill Operations at United Eastern during 1917 and 1918 (with Discussion)
By Wheeler O. North
The United Eastern Mining Co.'s property is in the Oatman, Gold Roads mining district of Mohave County, Ariz. The mine and mill are 26 mi. (41.8 km.) southwest of Kingman, the nearest railway con
Jan 1, 1920