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CIM Conference Highlights Industry Innovation
After a three-year period characterized by inflation, recession, depressed metal prices, lack of demand, enormous world inventories, and rapidly escalating costs, the Canadian mining industry is showi
Jan 6, 1979
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Constitution Of Iron-Chromium-Manganese Alloys
By C. O. Burgess, W. D. Forgeng
DESPITE the increasing interest in and the technical importance of iron-chromium-manganese alloys, very little published information is available regarding their constitution. F. M. Becket's pape
Jan 1, 1938
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Papers - Some Things We Don't Know about the Creep of Metals (T. P. 1087)
By H. W. Gillett
Unlike most previous Howe lecturers, I had not the good fortune to be associated with Henry Marion Howe, nor to be directly one of his students. Yet, through his writings, he has been my teacher, as h
Jan 1, 1939
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Industrial Hygiene in the Rocky Mountain Region ? Health Conservation Programs Protect and Benefit Both Employer and Workman
By Fred R. Ingram
FOR the purpose of this discussion, let us consider that the Rocky Mountain region covers the area in the seven Mountain States, Idaho, Montana, Wyoming, Utah, Colorado, New Mexico, and Arizona, and b
Jan 1, 1945
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Good Organization Is Making Records at the Hooper Tunnel
By W. F. Boericke
AT Kellogg, Idaho, J. Fred Johnson is driving the 5000.-ft Hooper Tunnel under contract for the Bunker Hill & Sullivan Mining Co. This was visited by a group of engineers during the recent meeting of
Jan 1, 1930
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Preparing Thin Specimens for Microscopic Examination
By R. A. RAGATZ
THE preparation of specimens for microscopic examination from metal articles of relatively large cross-section offers no particular difficulty. It often happens, however, that articles submitted for e
Jan 1, 1929
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A Problem In Mining, Together With Some Data On Tunnel-Driving.
Discussion of the paper of F. M. Simonds and E. Z. Burns, presented at the New York Meeting, February, 1913, and printed in Bulletin No. 75, March, 1913, pp. 369 to 402. W. L. SAUNDERS, New York,. N.
Jan 5, 1913
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Colorado Paper - Influence of Silicon on the Determination of Phosphors in Iron.
By Thomas M. Drown
The process for determining phosphorus in iron now in most general use in the laboratories of iron and steel works, is, I think, the one proposed bv Mr. Emmerton." In this process the solution of the
Jan 1, 1890
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The Slip Interference Theory of Hardening
By M. G. Corson
THE theory of hardening by interference with slip which has been so clearly developed by Jeffries and his co-workers requires that an alloy to be amenable to age or heat hardening should contain amo
Jan 7, 1928
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Rock Mechanics - Drilling and Blasting at Smallwood Mine
By A. Bauer, P. Calder, N. H. Carr, G. R. Harris
Since both rotary and jet piercing drills are used by the Iron Ore Co. at Smallwood, it is often desirable in planning to know in which regions of the orebody or new orebodies a particular drill will
Jan 1, 1967
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Directory of Mineral Technology Schools of the United States and Canada
By AIME AIME
The name and address of the school are given first, followed by the length of the regular undergraduate curriculum, the degree granted, types of courses giben, and the name of the man in charge. This
Jan 1, 1939
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Papers - Effects of Artificial Support in Longwall Mining as Determined by Barodynamic Experiment (T.P. 1020, with discussion)
By R. V. Taborelli, P. B. Bucky
This investigation was carried on by means of models and the application of the principles of similitude to determine the effects of props, props and cribs and sand filling in longwall mining. The geo
Jan 1, 1940
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Papers - Effects of Artificial Support in Longwall Mining as Determined by Barodynamic Experiment (T.P. 1020, with discussion)
By P. B. Bucky, R. V. Taborelli
This investigation was carried on by means of models and the application of the principles of similitude to determine the effects of props, props and cribs and sand filling in longwall mining. The geo
Jan 1, 1940
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Papers - Mining - Misfires in Anthracite Coal Mines (With Discussion)
By T. D. Thomas
In this paper, major attention is given to misfires in mines where electric multiple shot-firing is the system used. Misfires are sometimes caused by one action or condition and at other times by a
Jan 1, 1930
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The Outlook for Coal-Mining in Alaska
By Alfred H. Brooks
LESS than a decade ago the consumption of coal in Alaska was practically limited to the salmon canneries and the few lode-mines and settlements along the Pacific coast of the Ter¬ritory. The sparse po
Jul 1, 1905
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Blast-furnace Ferromanganese
By Willard P. Ward
SOME TIME in the year 1874 or 1875, I conceived the idea that spiegeleisen might be made -in a blast furnace from ores that were not carbonates, and which did not contain both manganese and iron in th
Jan 1, 1921
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Discourse And Advice On How To Operate A Mint Honestly And With Profit.
SINCE I have told you of the distillation of waters and the extraction of oils from things-all ingenious and useful processes-I wish to continue to speak of the arts. I am reminded that I first wish t
Jan 1, 1942
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Human Resourcefulness Key To Mineral Supplies
By Max W. Ball
Our ever-increasing use of minerals has been the outstanding fact in our American economic development. The rise in our standard of living in the past century is without equal in human history. Nowher
Jan 1, 1949
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Mineral Industry
The Mineral Industry, Published by McGraw-Hill Book Co, New York, N Y. The Mineral Industry is an annual review of the mineral industry It is a standard and complete reference on the mineral indus
Jan 1, 1933
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Minerals Processing
By Howard Evans
Moderate but substantive gains were recorded in 1972 in the minerals processing industry. In the area of mill design, a number of large plants under construction during the past two to three years wer
Jan 2, 1973