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Minerals Beneficiation Gears-Up To Meet Demands Of The '70's - Mineral Processing Fundamentals
By F. F. Aplan
Mineral processing engineers have recorded an- other year of active research and development work. Most gratifying was the broadly based attendance at the Mineral Processing Fundamental (formerly Basi
Jan 2, 1969
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2. Zinc Deposits of the Balmat-Edwards District, New York
By David B. Dill, Edgar R. Lea
The zinc deposits of the Balmat-Edwards Division of the St. Joseph Lead Company in northern New York State provide some 10 per cent of the domestic zinc produced annually within the United States. The
Jan 1, 1968
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San Francisco Paper - Radiography of Metals
By Wheeler P. Davey
In an article in the General Electric Review, January, 1915, reference was made to the X-ray examination of a steel casting 9/16 in thick. Fig. 1 shows one of the radiographs thus obtained. All these
Jan 1, 1916
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Refuse Removal and Disposal (ddb80d83-4c18-4dac-921f-cf63f9782c9f)
By Leo J. Vogel, E. D. Hummer, David J. Akers
INTRODUCTION An efficient refuse-disposal system is a necessary part of the modem cleaning plant. The large-scale refuse system and disposal area, engineered for the lifetime of the plant, has bec
Jan 1, 1979
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Chicago Paper - Electrolytic Zinc (with Discussion)
By C. A. Hansen
The furnace used for experimental work is shown in Fig. 1. One fireclay sagger, or pot, was set within another and the space between the two filled with Silox heat insulation. The hearth is a cast-iro
Jan 1, 1921
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1978 Annual Review: Mineral Processing-Technology Battles Escalating Costs
Escalating energy costs and tough environmental standards were two major factors affecting the minerals processing area in 1978 For the most part, new startups and research and development initiatives
Jan 5, 1979
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Technical Notes - The Steady-State Flow of Gas Through Glass Capillary Tubes
By Gearge C. Wallick
This paper describes experimental procedures for the calibration of capillary tubes to be employed as comparison standards in gas flow-rate measurements and considers several types of flow which were
Jan 1, 1953
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Institute of Metals Division - A New Theory of Work Hardening
By D. Kuhlmann-Wilsdorf
A new theory of work hardening is developed which rests on only a few simple principles and is applicable to a wide variety of materials and dislocation structures. It explains, qualitatively, the gen
Jan 1, 1962
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SME News
Jan 2, 1976
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Philadelphia, Pa. Paper - Quicksilver Reduction at New Almaden
By Samuel B. Christy
As is well known, the ore at New Almaden is cinnabar. Native quicksilver occurs also; but, as a rule, in small quantities only. Pyrite occasionally accompanies the ore. Bitumen is quite common,
Jan 1, 1885
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Characteristics Of Coal And Its Associated Impurities
By M. R. Geer, J. D. Davis, H. F. Yancey
ALTHOUGH the mechanical cleaning of coal is carried out at plants on the surface, preparation is actually begun at the face in the mine. Here the character of the coal and the amount, character, and d
Jan 1, 1943
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Treatment Of The Leaching Residues At The Electrolytic Zinc Plant Of Espanola Del Zinc, S.A., Cartagena , Spain
By Jose Luis de Valle Alonso
Although present electrolytic zinc manufacturing processes are aimed at the direct wet process recovery of the metal, and, with this end in view, several industrial scale patents have been applied for
Jan 1, 1970
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46. Fine Gold Occurrence at Carlin, Nevada
By Paul F. Kerr, Donald M. Hausen
Fine colloidal gold near Carlin, Nevada is disseminated in leached carbonate strata of the Roberts Mountains Formation in the Lynn "window" of the Roberts Mountains thrust fault. The ore body is gener
Jan 1, 1968
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Genesis Of The Sudbury Nickel-Copper Ores As Indicated By Recent Explorations
By Hugh Roberts
During 1916 and 1917, the E. J. Longyear Co. of Minneapolis, Minn., carried out a campaign of exploration for nickel-copper ore in the Sudbury District of Ontario. The work was initiated by W. E. Smi
Jan 2, 1918
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The Compressed Air System Of The Anaconda Copper Mining Co., Butte, Mont.
By Bruno Nordberg
THE high cost of coal in Butte and the development of large amounts of cheap electric power from the Missouri river caused the Anaconda Copper Mining Co. in 1908 to make an investigation as to the pos
Jan 9, 1913
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77. The Gabbs Magnesite-Brucite Deposit, Dye County, Nevada
By John H. Schilling
The Gabbs magnesite-brucite deposit is unique in size and is one of two magnesite deposits being exploited in the United States. It is near the town of Gabbs, which is one hundred miles southeast of R
Jan 1, 1968
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PART VI - Retrograde Solubility in Semiconducting Intermetallic Compounds. Liquidus Curves in the Pb-S, Pb-Se, and Pb-Te Systems
By E. Miller, K. L. Komarek
Equatiorzs have been derived which related maximum solid solubilities in semicondcting compounds having retvograde solidus curves with 1iqllidus data. Liquidus curves in Lke Pb-Te, Pb-Se, ard PB-S sys
Jan 1, 1967
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Institute of Metals Division - On the Origin of Tertiary Creep in an Aluminum Alloy
By F. N. Rhines, A. S. Nemy
The mode of high-temperature tertiary creep of 523-0 aluminum alloy was found to be strongly stress dependent. The occurrence of necking and/or fissures during tertiary creep exhibited a sequence with
Jan 1, 1960
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The Occurrence Of Covellite At Butte, Mont.
By A. Perry Thompson
I. GENERAL DISTRIBUTIONS APPEARANCE, AND RELATIONS MINING in Butte has seldom encountered covellite in commercial quantities. The notable occurrences, extending vertically and laterally perhaps sever
Jan 4, 1915