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Sintering Characteristics Of Minus Sixty-Five And Twenty Mesh Magnetite
By Alan Stanley
The MacIntyre Development of the National Lead Co. is located at Tahawus, N. Y. The operations involve the mining and concentrating of a titaniferous iron ore to produce an ilmenite concentrate and a
Jan 1, 1949
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The Tin-Deposits of the Kinta Valley, Federated Malay States
By William R. Rumbold
THE Kinta valley in the State of Perak, one of the largest of the Federated Malay States, is probably at the present time the richest alluvial tin-district in the world, Perak producing from 20,000 to
Sep 1, 1906
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Sedimentary Rocks At Cananea, Sonora, Mexico, And Tentative Correlation With The Sections At Bisbee And The Swisshelrn Mountains, Arizona
By J. Ruben Velasco, Roland B. Mulchay
CANANEA has long been recognized as a remarkable field for geologic study. The copper deposits and rocks of the district have been described by many geologists and engineers, but only the most general
Jan 6, 1954
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9. Ore Deposits of the Southern Appalachians
By Robert A. Laurence
Ore deposits in the Southern Appalachians are ( 1) sedimentary or syngenetic, ( 2) epigenetic, and ( 3) residual. In general, deposits characteristic of high temperature and pressure are found in the
Jan 1, 1968
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New York Paper - Effect of Quality of Steel on Case-carburizing Results (with Discussion)
By H. W. McQuaid, E. W. Ehn
It is usually assumed that chemical specifications are sufficient for steel to be used for case carburizing, and if the steel analyzes within the ordinary limits specified for steel for this purpose,
Jan 1, 1922
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New York Paper - Effect of Quality of Steel on Case-carburizing Results (with Discussion)
By H. W. McQuaid, E. W. Ehn
It is usually assumed that chemical specifications are sufficient for steel to be used for case carburizing, and if the steel analyzes within the ordinary limits specified for steel for this purpose,
Jan 1, 1922
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Borax-Deposits of the United States
By Charles R. Keyes
A COMPLETE transformation has taken place in the boras industry during the year 1908. A most remarkable factor in this radical change in method of producing the crude borates has been its removal from
Oct 1, 1909
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Steel Linings for Deep Mine Shafts
By Roger L. Brockenbrough
Steels available for mine-shaft applications are discussed, and the use of steel linings for round and rectangular shafts is reviewed. For rectangular shafts, frameworks constructed of square or recta
Jan 1, 1976
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Cretaceous Thermal Metamorphism Of Precambrian Pb -Zn Ores, Coeur D' Alene District, Idaho
By J. W. Mills
This paper's aim is to demonstrate, by reviewing findings and conclusions of earlier authors and through recording and interpreting the outcome of recent laboratory study of the ores, that the or
Jan 1, 1985
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Recent Trends in Blast-furnace Operation and Design
By B. J. Harlan
THE trying times experienced by the steel industry during the past four years have emphasized the necessity of producing pig iron at the lowest possible cost. The trend in both design and operation of
Jan 1, 1934
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Safety in Mining
By John T., Ryan
THE subject assigned me, "Safety in Mining," is a very broad one and only the high spots can be covered in this short paper. As this is a meeting of the Coal Division, these remarks will be directed l
Jan 1, 1930
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Philadelphia Paper - The Wearing Capacity of Steel Rails in Relation to their Chemical Composition and Physical Properties
By Charles B. Dudley
DEAR SIR: It is now nearly three years since my first report to you on the subject of steel rails was written. That report, as you will remember, dealt principally with the question of the relation be
Jan 1, 1881
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Honor Roll (fc6e60cf-f2c4-4156-aee5-08e8586e081d)
The Honor Roll includes the names of all members of the Institute Whom we know to have been on active military duty it the date of compilation, Mar. 5, 1919. Despite our efforts to have this list accu
Jan 1, 1923
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Repairing The Upper Part of a Furnace Lining Without Blowing Out
By Frank Firmstone
WE found it necessary, in December, 1874, to repair the upper part of the lining in No. 5 furnace at Glendon, and, as we succeeded in doing it with comparatively little trouble, a description of the p
Jan 1, 1876
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Essential Considerations In The Design Of Blast Furnaces
By A. L. Foell
THE development of the modern blast furnace began more than one hundred years ago, with the abandonment of the small hillside furnaces. Its development, especially during the past 50 years, has been a
Jan 1, 1942
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Table Of Contents (f8c9312b-d1ec-4cbf-ab57-38091132f93c)
SECTION I Page Page Report of Nominating Committee. v Employment li Proceedings of St. Louis meeting. , vi Local Section News.: liv Engineering Foundation, Report Affiliated Student Societies lvi
Jan 12, 1917
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The World's Largest Plate Rolling Mill
By C. L. HUSTON
MY ANCESTRAL connection with the manufacture of boiler plate runs back through four generations, and my personal acquaintance with the practice reaches back to the time, in my ,boy- .hood days, when i
Jan 1, 1920
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Outdoor Substations , In Connection With Coal-Mining Installations
By H. W. Young
DEVELOPMENT of high-tension outdoor substations during the past few years has been due primarily to economic reasons. The demand for power in small communities could not be met with the conventional a
Jan 9, 1919
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Institute of Metals Division - Determination of Interstitial Solid-Solubility Limit in Tantalum and Identification of the Precipitate Phases (Discussion)
By Dale A. Vaughan, Oliver M. Stewart, Charles M. Schwartz
A. U. Seybolt (General Electric Research Laboratory)—The authors should be commended for adding some important information to our knowledge of the solubility of interstitial elements in metals. It is
Jan 1, 1962