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Fine Crushing In Ball-Mills -Discussion
A. L. BLOMFIELD, ? Colorado Springs, Colo. (written discussion?).¬I congratulate the author on bringing out a paper of real service to the profession. His contention of uniform size in balls is borne
Jan 4, 1919
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Employment (1162800f-491c-4630-9cd6-d740b72e6477)
(Under this heading will be published notes sent to the Secretary of the Institute by members or other persons introduced by members) Member, aged 32. Fifteen years' experience in the mining, qu
Jan 4, 1917
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Technical Note -New Process For Treatment Of Waste Waters Containing Cyanide And Related Species
By G. J. Borbely, E. A. Devuyst, V. A. Ettel
Introduction Of the techniques reported for cyanide removal from effluents, alkaline chlorination is the most common (Fisher and Wasser, 1969; Reidt, 1969). Shortcomings with this technique are the
Jan 1, 1985
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Wilkes-Barre Paper - Treatment of Nicaraguan Gold-Ores
By Henry B. Kaeding
This paper presents the results of experiments in the treatnient of the gold-bearing ores of the Pis Pis district, near the Atlantic coast of Nicaragua, C. A. Up to the present time, the methods in
Jan 1, 1912
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Organic Sulfur Compounds In Coal
By J. Jolly
THIS short note on the probable character of the organic sulfur compounds in coal can do no more than indicate lines of research. We have no new experimental work to describe, nothing comparable in va
Jan 3, 1925
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Ore-Dressing Improvements.
By Robert Richards
Introduction. WALTER RENTON INGALLS recently gave a very interesting talk before the student mining society of the Massachusetts Institute of Technology. In it he showed the present status of mining
Jan 9, 1913
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Evaluation Of Geological Factors In Rock Engineering
By Bernard Schneider
The diversity of methods available to engineers and geologists for studying rock masses is a reflection of the fact that, despite the rapid and encouraging progress made over the last few years, there
Jan 1, 1970
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Mining - The Wire Saw in Quarrying Dimension Stone (Mining Tech. Jan. 1946, T.P. I949)
By P. de Vitry, Willis P. Mould
The wire saw is a tool not less than 60 years old, probably nearer 100 years old. It was developed in Europe and is reputed to have originated in Belgium. Frombold is said to be the original patentee.
Jan 1, 1948
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History of the Flotation Process at Inspiration (8dce8c3c-eb14-4c6a-b07f-d0a673dc3ec9)
By David Cole
DAVID COLE, EL PASO, TEXAS (communication to the Secretary*).-I have read with great interest Dr. Gahl's painstaking paper giving us the details of development of flotation at Inspiration, and it
Jan 10, 1916
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Mining - The Wire Saw in Quarrying Dimension Stone (Mining Tech. Jan. 1946, T.P. I949)
By P. de Vitry, Willis P. Mould
The wire saw is a tool not less than 60 years old, probably nearer 100 years old. It was developed in Europe and is reputed to have originated in Belgium. Frombold is said to be the original patentee.
Jan 1, 1948
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Iron and Steel Division - Activities of Oxides in SiO2-FeO-Fe2O3 Melts
By E. T. Turkdogan
The activities of SiO2, FeO, and Fe2O3 are calculated from previous experimental data on the activity of oxygen in Fe-Si-O melts at 1550°C. Using the oxide-activity data, the free energy of formation
Jan 1, 1962
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The Wire Saw In Quarrying Dimension Stone
By P. de Vitry, Willis P. Mould
THE wire saw is a tool not less than 60 years old, probably nearer 100 years old. It was developed in Europe and is reputed to have originated in Belgium. Frombold is said to be the original patentee.
Jan 1, 1946
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Method for Evaluating Flotation Kinetics Parameters
By P. Somasundaran, I. J. Lin
There are several methods described in the literature for the determination of the order and the rate constant for the flotation of minerals. These often involve some type of computational or graphica
Jan 1, 1974
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Growth of Coal Preparation in the Smokeless Fields of West Virginia
By T. W. Guy
DURING recent years, tremendous strides have been made in the economical use of coal. This has resulted in, and to some extent has been a result of, making the fuel specifications more and more rigid.
Jan 1, 1931
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Beneficiation of Spodumene Rock by Froth Flotation
By James Norman
SPODUMENE is a lithium-bearing pyroxene, and is an important source of lithium compounds. Because of its high alumina and lithia content, it might be a desirable constituent of glass batches. The use
Jan 1, 1940
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Milling and Concentration (eabdd2a3-35c2-4b91-91a2-45b387bb19a0)
Economic Significance of High-grade Concentrates BY PAUL M TYLER AND CARLE R HAYWARD (Min & Met, Dec, 563 4000 words) Generally pyro¬mctallurgical methods yield a higher recovery but cost more per ton
Jan 1, 1937
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News – Recover Sub-Marginal Ores At Sudbury As Inco Mining Operations Intensify
[ ] Utilizing tendencies for low grade ores in the Sudbury District of Ontario to cave after higher grade ore has been mined, International Nickel Co., of Canada, Ltd., is recovering millions of tons
Jan 1, 1952
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New York Paper - The Properties of Iron alloyed with Other Metals
By G. H. Billings
There exists an unconfirmed opinion among many ironmasters that the combination of a small quantity of manganese, chromium, titanium, tungsten, aluminium, nickel, and some of the metalloids with iron
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The Properties of Iron Alloyed with other Metals
By G. H. Billings
THERE exists an unconfirmed opinion among many ironmasters that the combination of a small quantity of manganese, chromium, titanium, tungsten, aluminium, nickel, and some of the metalloids with iron
Jan 1, 1877
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Beneficiation of Spodumene Rock by Froth Flotation
By James Norman
SPODUMENE is a lithium-bearing pyroxene, and is an important source of lithium compounds. Because of its high alumina and lithia content it might be a desirable constituent of glass batches. The use o
Jan 1, 1940