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Method for the Determination of Gold and Silver in Cyanide Solutions
By L. W. Bahney
MANY methods for the determination of gold or silver, or both, in cyanide solutions have been published, which with care in manipulation, and modification in some cases, will give results that are sat
Jan 2, 1915
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Plant Performance and Forecasting Cleaning Results
By M. R. Geer, H. F. Yancey
INTRODUCTION The maximum yield of washed coal and the required ash and sulfur contents are the only performance factors of direct, immediate interest to any operator. Yet since the turn of the cen
Jan 1, 1968
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Discussion - Of Mr. Parker's Paper on The Coal-Briquette Plan at Bankhead, Alberta, Canada (see p. 236)
William H. Blauvelt, Syracuse, N. Y.:—Is the coal itself from which the briquettes are made of good quality for steam-ing-purposes? Mr. Parker :—It is an anthracite coal mined near Bank-head arid u
Jan 1, 1909
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Institute of Metals Division - The Orientated Growth Mechanism of the Formation of Recrystallization Textures in Aluminum
By Paul A. Beck, M. N. Parthasarathi
The vecrystallization texture. formed by selective growth of random nuclei in an 80 pct volled 99.997 pct A1 crystal of initial orientation mear (123) (41.21 was found to consist of components related
Jan 1, 1962
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Graphical Analysis of Flotation Test Results
By MAGNE MORTENSON
IN laboratory work and industrial tests it is important to set forth the results of research, clearly. This is generally achieved by means of some form of diagram or graphical illustration. The most
Jan 1, 1931
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Institute of Metals Division - Comments on the Determination, Analysis and Representation of Preferred Orientation (TN)
By R. O. Williams
A recent article by Chernock, Singer, Mueller, and Beck 1 which supports the use of the integral of I sin $ d$ for comparing fiber texture data does not settle what happens to I sin ø as ø approach
Jan 1, 1960
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Tintic Mining District (61a046e6-ba1f-476a-9d29-d784b65b268a)
"With a total value to date of well over $200,000,000.00 for its ore production, the Tintic mining district, which is about 100 miles southwest of Salt Lake City, ranks as one of the three main ore pr
Jan 1, 1925
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PART X – October 1967 – Communications - On the Characteristic Temperatures of the Martensitic Transformation in Copper-Zinc
By R. E. Hummel, J. W. Koger
IT is generally accepted that the martensitic start temperature (Ms) can be determined by resistivity measurements and is that temperature where the resistivity vs temperature curve on cooling first d
Jan 1, 1968
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The Pattern of the ECA in Mineral Affairs
By C. H. Burgess
ON June 5, 1947, Secretary of State George C. Marshall in a speech at Harvard University outlined a plan for the economic recovery of Europe. The plan contemplated that the United States should provid
Jan 1, 1950
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Experimental Results Of Coal Permeability Tests
By William M. Huang, T. Carl Shelton
There are undoubtedly many factors that affect the emission of gas from coal but the permeability of coal to gas flow would seem to be fundamental. However, there is very little information on coal pe
Jan 5, 1962
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Coal - Discussion - Comparative Effectiveness of Coal Cleaning Equipment
By Orville R. Lyons
DISCUSSION Judson S. Hubbard (The Humphreys Investment Co., Denver)—In this very interesting paper several brief references are made to the Humphreys spiral, a device used for cleaning fine coal.
Jan 1, 1953
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Coal - Discussion - Comparative Effectiveness of Coal Cleaning Equipment
By Orville R. Lyons
DISCUSSION Judson S. Hubbard (The Humphreys Investment Co., Denver)—In this very interesting paper several brief references are made to the Humphreys spiral, a device used for cleaning fine coal.
Jan 1, 1953
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Papers - Melting and Casting Metals - Monel Metal and Nickel Foundry Practice (With Discussion)
By E. S. Wheeler
The rapid increase in the use of monel metal and malleable nickel in the form of sheet, rod and tube has resulted in a similar increase in the demand for these metals in the form of castings. These ca
Jan 1, 1930
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Twenty Years Progress in Flotation
By F. L. Bosqui
NO metallurgical process developed in the last half century has been more widely advertised to both technologists and lay- men, or has done more to promote efficiency and economy in the extraction of
Jan 1, 1940
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Secondary Recovery and Pressure Maintenance - Waterflood Calculations for Multiple Sets of Producing Wells
By S. A. Hovanessian
The method of characteristics which reduces the Buckley-Leverett mnlineur, partial differential equation to two first-order, linear differential equations is applied to the solution of a waterffood re
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Long-Time Growth and Factors in Its Variation
By CARL B. SNYDER
PERHAPS the most extraordinary thing about business, the trade and production of the country as a whole, is its amazing continuity and growth, its momentum and energy. It goes on year after year, grow
Jan 1, 1929
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Institute of Metals Division - Alpha Solid-Solution Area of the Cu-Mn-Sn System
By J. A. Rowland, C. W. Funk
THIS investigation is a part of the United States Bureau of Mines work in conserving the Nation's resources. The isothermal sections presented were developed as a guide to a comprehensive investi
Jan 1, 1954
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Technical Notes - Effect of Feed Size in Comminution
By A. P. Cohen, D. W. Fuerstenau
Methods of accounting for the feed size in analyzing the size distribution shift during comminution have been discussed in a number of papers.1,2,3 Based on experiments which charles2 performed with s
Jan 1, 1962
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Technical Papers and Discussions - Copper and Copper-rich Alloys - Kinetics - Activity Coefficients in Alpha-brass from Statistical Thermodynamics (Metals Tech., Feb. 1948, TP 2330) With discussion
By Lester Guttman
The connection between short-range order and thermodynamic activities in binary solid solutions has been pointed out by Birchenall1 who calculated approximate values of the energy of interaction of Zn
Jan 1, 1949
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Technical Papers and Discussions - Copper and Copper-rich Alloys - Kinetics - Activity Coefficients in Alpha-brass from Statistical Thermodynamics (Metals Tech., Feb. 1948, TP 2330) With discussion
By Lester Guttman
The connection between short-range order and thermodynamic activities in binary solid solutions has been pointed out by Birchenall1 who calculated approximate values of the energy of interaction of Zn
Jan 1, 1949