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Depression Period Well Past for the Rare Metals and Minerals
By Paul M. Tyler
MARKETWISE the year 1935 was rather a good one for most of the rare and minor metals; as a class they climbed out of the depression much faster than the common metals. The diamond market, too, was bet
Jan 1, 1936
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Concentrator Operation At Brunswick Mining And Smelting Corporation, Limited--No. 12 Mine
By George W. Neumann
The mines and concentrator of Brunswick Mining and Smelting Corporation are located in the northern part of the province of New Brunswick, approximately 20 miles distant from the City of Bathurst.
Jan 1, 1970
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New York Paper - Cementing Oil and Gas Wells (with Discussion)
By I. N. Knapp
I Herewith present some notes on the use of Portland cement to cement in the casing, and for plugging, to exclude water from oil and gas wells, and the methods employed. I have used my best efforts to
Jan 1, 1915
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Appendix - Researches on the Consumption of Heat in the Blast-Furnace Process
By Richard Akerman, Frederick Prime Jr
[THE attention now being paid both in this country and Europe the greatest economy in the working of the blast furnace, and the eagerness with which all thoughtful men in the iron business look for an
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Chlorination of Gold-Ores ; Laboratory-Tests
By A. L. Sweetser
EXPERIENCE has shown how difficult it is to obtain information regarding laboratory-tests in connection with the chlorination-process for the extraction of gold from its ores, and I therefore present
Sep 1, 1907
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Mineral Resources of the Greater Antilles
By Howard A. Meyerhoff
AS a source of mineral wealth, the larger islands of the West Indies have never had an enviable reputation. The Spaniards took possession of them in the sixteenth century hopeful that they would yield
Jan 1, 1941
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Researches on the Consumption of Heat in the Blast-Furnace Process
By Richard Akerman
(Translated by FREDERICK PRIME, JR., Professor of Metallurgy in Lafayette College, Easton, Pa.) [THE attention now being paid both in this country and Europe to the greatest economy in the working
Jan 1, 1873
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Arizona Meeting, September 18 To 26, 1916
For the first time in its history the Institute will hold a meeting in the State of Arizona. A few years ago Arizona stood third in the copper-producing districts of the United States. Since that time
Jan 8, 1916
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Geology of the Potash Deposits of Germany, France and Spain
By J. P. Smith
Permian salt measures carry extensive lenses of soluble potash salts in north central Germany. Potash deposits of Oligocene age are found in the Upper Rhine Graben of Alsace (France), and in the Catal
Jan 1, 1950
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Experiments with Flotation Reagents
By A. F. Taggart
THE following notes represent significant excerpts from a mass of records of experimental work done in the ore-dressing laboratory at the Columbia School of Mines during the years 1926 to 1928-inclusi
Jan 1, 1929
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Members, Junior Members, Associates and Junior Associates Alphabetical List (e5d0f96a-85b1-491f-ae7b-8338c03be6aa)
Abbey, Robert Graham, District Mgr.. The W. W. Sly Mfg. Co., 50 Church St.. New York, N. Y. '21 Abbott, A. N., Mines Supt., Mazapil Copper Co., Ltd Concepcion del Oro, Zac., Mexico. '28
Jan 1, 1932
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Rare Metals and Minerals - Considerable Progress Reported in Reducing Costs and Widening Industrial Applications
By B. D. Saklatwalla
FOR the proper understanding of the inclusion of certain elements in this review it seems necessary to state the meaning of "rare metals." Certain elements occur in deposits limited in extent or conce
Jan 1, 1939
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PART V - Partition of Alloying Elements Between Austenite and Proeutectoid Ferrite or Bainite
By H. I. Aaronson, H. A. Domian
ELectvon-probe analgsis has been used to in7:estigatr the partition ot alloying- elements between aus-tenite and proeutectoid ferrite (or the Jerritic component of bainite) in high-purity Fe-C-X alloy
Jan 1, 1967
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The Constitution Of The Iron-Silicon Alloys Particularly In Connection With The Properties Of Corrosion-Resisting Alloys Of This Composition (206c4f71-50c8-4892-9acb-82066e568b56)
By M. G. Corson
THE iron-silicon alloy series has always been one of the most puzzling among the binary alloys. Examining the well known mechanical properties of the iron-rich alloys only we meet the following situat
Jan 1, 1928
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Some Characteristics of Low-carbon Manganese Steel
By V. N. Krivobok
THE study and use of low-carbon manganese steels have been curiously neglected in the general history of developments in alloy steels. Hadfield1 made an extensive study of manganese-iron-carbon alloys
Jan 1, 1927
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19. Fluorite-Zinc-Lead Deposits of the Illinois-Kentucky Mining District
By Robert M. Grogan, James C. Bradbury
The Illinois-Kentucky mining district has, since 1880, accounted for 80 per cent of all U.S. production of fluorspar. The ore deposits are of two types: vein deposits formed by fissure fillings along
Jan 1, 1968
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Rare Metals and Minerals - Pure Electrolytic Manganese Produced; Vacuum Tubes Important Outlet For Some Metals
By Colin G. ink
OUTSTANDI'NG in progress among the less familiar 'metals during 1936 is the electrolytic production of 99.9 per cent manganese meta1 readily and many quantity. Strictly speaking, manganese s
Jan 1, 1937
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Technical Notes - Heat Evolved and Volume Change in the Alpha-Sigma Transformation in Cr-Fe Alloys
By Howard Martens, Pol Duwez
XPERIMENTS were performed on a Cr-Fc alloy Econtaining 44.7 pet Cr in order to determine the heat evolved during the transformation of the a solid solution into the s phase, and the change in volume a
Jan 1, 1957
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New York Paper - Chlorination of Gold-Ores ; Laboratory-Tests
By A. L. Sweetser
Experience has shown how difficult it is to obtain information regarding laboratory-tests in connection with the chlorina-tion-process for the extraction of gold from its ores, and I therefore present
Jan 1, 1908