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Minerals Beneficiation - Dry Magnetic Separation of Finely Ground Magnetite: Graphical Solution for Separator Design
By O. E. Palasvirta
Several drum-type, low-intensity dry magnetic separators have recently been described 1,2,3,4 all of which share at least two generic similarities. The magnet consists of a multiplicity of poles of al
Jan 1, 1961
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Endowment Funds (6843629e-f733-45af-884f-0648055957a6)
The income of the Institute is derived mainly from dues, advertising in MINING AND METALLURGY and sale of publications. These sources are fortunately supplemented by the interest from invested funds n
Jan 1, 1939
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Reservoir Engineering - General - Effect of Composition and Temperature on Phase Behavior and Dep...
By T. K. Perkins, L. R. Kern, R. E. Wyant
Many factors influence the results of hydraulic fracturing to stimulate well productivity. Most of these factors have been studied and their effects discussed in the literature. However, the movement
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Coal Steps Forward Again
By Ernest M. Spokes
For bituminous and lignite coals the economic picture continued to improve as it has each year since the low of 1961, with production at 480 mil- lion tons in 1964 compared with 1963's 459 millio
Jan 2, 1965
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Drilling Performances At The Kensico Dam, Catskill Aqueduct System, New York
By W. L. Saunders
WHEN work was begun in September, 1910, on the rock excavation for the foundation of the gigantic dam at Valhalla, N. Y., which is to convert Kensico lake into an important storage reservoir of the Ca
Jan 2, 1914
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Logging and Log Interpretation - The Borehole Televiewer – A New Logging Concept for Fracture Location and Other Types of Borehole Inspection
By R. L. Caldwell, E. E. Glenn, L. J. Norton, A. J. D. Straus, S. V. Holcomb, J. Zemanek
A new and unique logging tool, called the Borehole Televiewer (BHTV), has been developed to inspect boreholes and to evaluate formations. Even though geologists and engineers have had only about 3 yea
Jan 1, 1970
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Outokumpu Copper Mine and Smelter, Finland
By Mäkinen, Eero
OUTOKUMPU, a large copper mine in eastern Finland, has the distinction of being one of the few important mines in the world discovered by a geologist the late Otto Triistedt, of the Geological Sur- ve
Jan 1, 1938
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The Control Of Chill In Cast Iron. Considering The Elements Effective In The Manufacture Of Malleable Castings And Chilled Car Wheels
By Grafton Thrasher
For the proper discussion of this subject it is necessary to incorporate in this paper the substance of part of an article published by rite in Metallurgical and Chemical Engineering for January, 1915
Jan 10, 1915
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South America as a Source of Strategic Minerals
By Charles Will Wright
Brief descriptions of the occurrence of the various deposits of strategic minerals then known in South America are published in "The Mineral Deposits of South America," by B. L. Miller and J. T. Singe
Jan 1, 1940
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Boston Paper - The Russell Process in its Practical Application and Economic Results. Compiled from Mr. Russell's Notes
By Ellsworth Daggett
In the first paper on the Russell process presented by Mr. Stetefeldt, in May, 1884 (Transactions, xiii.), the process was treated from a purely theoretical standpoint.. 111 his second paper of Octobe
Jan 1, 1888
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Investigation On Jigging.*
By Royal Preston Jarvis
minerals of different specific gravities. It is simple in construction, easily operated, capable of treating large quantities in a short time, and highly efficient under various conditions. The quest
Sep 1, 1908
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Coal-Briquetting in the United States
By Edward W. Parker
(Toronto Meeting, July, 1907.) NOTE.-The material from which this paper has been prepared was collected for the U. S. Geological Survey Bulletin, Contributions to Economic Geology, 1906, and appears
Sep 1, 1907
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The 125th Meeting Of The Institute
THE 125th meeting of the Institute was held in New York, Feb. 20-23, 1922, inclusive, and was the most successful annual meeting of the Institute ever held; there was a larger registration, there were
Jan 3, 1922
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Muscle Shoals Possibilities
By PHILIP N. MOORE
THE development of the power of the Tennessee River at Muscle Shoals has become a matter of political interest as well as engineering possibility. The controversy over it has been so active that the f
Jan 1, 1925
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Technical Notes - Availability of Cesium for Ion Rockets (Mining Engineering May 1960, pg 482)
By R. Greenwood
The advent of the space age and its promise of interplanetary flight has prompted new ideas for propulsion systems that will allow maximum energy with minimum fuel weight. The use of cesium as the sou
Jan 1, 1961
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Mining Practice in the Florida Pebble Phosphate Field
By Chester Fulton
IN Polk County, Florida, the mining of raw phosphates began some 50 years ago with dredging operations on the Peace River, and in other near-by places by removal of shallow overburden with negroes and
Jan 1, 1936
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Role of Minerals in Our Future Economy
By Games Slayter
NO reasonably well-informed person believes that the role of minerals, both metallic and nonmetallic, will be any less important in the future than it has been in the past. The contrary is true. Indus
Jan 1, 1943
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Technical Papers and Notes - Institute of Metals Division - A Note on the Use of Aluminum for the Dexodiation of Palladium and Its Alloys
By R. H. Atkinson, R. N. Rhoda
An improved technique has been developed for the deoxidation of palladium with aluminum which is especially suitable for use in making small castings with an induction-melting and casting machine. The
Jan 1, 1959
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Mine Models
By H. H. Stoek
MINE models have three distinct uses: 1. As exhibits in expositions and museums. 2. As exhibits in law suits. 3. As illustrations in teaching mining engineering. All three uses are in a sense educ
Jan 4, 1917