Search Documents
Search Again
Search Again
Refine Search
Refine Search
-
Stream Pollution...A Mineral Industry ProblemBy John V. Beall
STREAM pollution caused by waste waters from mineral industry operations is a problem that has grown up with the industry. Its importance to each operator is dependent on the amount and type of waste
Jan 1, 1948
-
Safety, Ventilation and Industrial Hygiene - Most Modern Methods Adopted to Attain Safe Working ConditionsBy E. J. Eisenach, W. E. Jones
SAFETY and industrial hygiene have always been recognized as highly important in company policy, and the co-operative support of the company officials and entire plant personnel has contributed largel
Jan 1, 1946
-
UranatesBy William E. Ford, Edward Salisbury Dana
URANINITE. Cleveite. Broggerite. Nivenite. Pitchblende. Isometric. In octahedrons (o), also with dodecahedra1 faces (d) ; less often in cubes with o and d. Crystals rare. Usually massive and botryoida
Jan 1, 1922
-
Mining Schools of the FutureF A. THOMSON, president of the Montana School of Mines, gave an interesting talk on mining schools of the past, present and his ideas of the future before a recent meeting of the Montana Section of th
Jan 1, 1928
-
Institute of Metals Division - Reformulation of Vapor-Solid Nucleation KineticsBy S. J. Hruska
Rate expressions for the formation of two-and three-dimensional nuclei on foreign substrates are developed, taking into account previously neglected contributions to the standard Gibbs free energy of
Jan 1, 1963
-
Extractive Metallurgy Division - Basal Plane Development in Electrodeposited Hexagonal-Close-Packed Metals: Zinc, Titanium, and ZirconiumBy W. R. Opie
The object of this paper is to show the manner in which typical electrodeposits of hexagonal-close-packed metals—zinc, titanium, and zirconium—tend to form. The conditions of electrodeposi-tion marked
Jan 1, 1957
-
Interest Rapidly Increasing in Eastern Magnetite Mining and MillingBy Arthur T. Ward
WHEN the Board of Directors of the Institute in June 1931 approved the formation of the Committee on Eastern Magnetite and its then membership of eleven, little did any of those concerned envision tha
Jan 1, 1943
-
The Newport Iron-Mine.By B. W. Vallat
(San Francisco Meeting, October, 1911.) THE Newport mine, located at Ironwood, Gogebic county, Mich., on the Gogebic iron-range, is owned and operated by the Newport Mining Co., for the mining of iro
Nov 1, 1911
-
Officers and Directors (2f012bf6-86d7-4c1e-aa21-7384fbb09f2d)PRESIDENT AND DIRECTOR JOHN R. SUMAN HOUSTON, TEXAS PAST PRESIDENTS AND DIRECTORS DONALD B. GILLIES CLEVELAND, OHIO H.- G. MOULTON NEW YORK, N.Y. TREASURER AND DIRECTOR KARL -EILERS SEA CLIFF
Jan 1, 1941
-
Officers and Directors (22c772fe-dba0-4428-a53d-b9f758275183)PRESIDENT AND DIRECTOR R. C. ALLEN . CLEVELAND, OHIO PAST PRESIDENTS AND DIRECTORS H. A. BUEHLER ROLLA, Mo. JOHN M. LOVEJOY NEW YORK, N. Y. VICE-PRESIDENT, TREASURER AND DIRECTOR KARL EILERS
Jan 1, 1937
-
Discussion - Of Mr. Douglas's Paper on Secrecy in the Arts (see Trans., xxxviii., 455)Edgar Hall, Silverspur, Queensland, Australia (communication to the Secretary*):—Dr. Douglas has written on this subject before, and his influence has had a powerful effect on the eide of freedom amon
Jan 1, 1909
-
Efficiency-Engineering Applied To Mining.By GLENVILTE A. COLLINS
(Presented at a Meeting of the Spokane Local Section of the Institute, Feb. 17, 1912, and accepted for publication in the Bulletin. ) WHILE I am not at the present time engaged in active mine-managem
Sep 1, 1912
-
Troy Meeting - November, 1871THE first session of this meeting was held Tuesday evening, in the chamber of the Common Council, the President, Mr. David Thomas, in the chair. Mayor Carroll, of Troy, gave a cordial welcome to the I
-
Mining and Metallurgy - Crushing and GrindingBy Harlowe Hardinge
AN extensive recent trip throughout the mining districts of the Southwest, Central West, an Northwest,' reveals a numbes of interesting conditions that have influenced operators, in both large an
Jan 1, 1929
-
Anthracoal: A New Domestic and Metallurgical FuelBy Donald Markle
ANTHRACOAL is a mixture of small particles of anthracite coal and a matrix of practically pure carbon, formed from the distillation of coal-tar pitch or other suitable bitumen. It is a hard, dense, ho
Jan 8, 1921
-
Mechanization in Coal Mining Makes Rapid Progress - Conservation of Coal Among the Desirable ResultsBy Albert L. Toenges
COAL mining technique progressed slowly until the advent of mechanized mining. The cutting machine was a forward step, but had only a limited effect upon improving the percentage of coal recovery. Pre
Jan 1, 1946
-
Nitrates And Nitrogenous CompoundsBy Horace R. Graham
CHEMICAL nitrogen and the "nitrates" of commercial significance are derived mainly from three basic sources: (1) the natural deposits in the form of nitrate-bearing earth and clay, which, being largel
Jan 1, 1949
-
The Treatment of Slime on VannersBy Rudolf Gahl
SOME time ago the Detroit Copper Mining Co. had to decide the question whether it would pay to re-treat slime-tailings, and several machines were tested in order to ascertain the type of construction
Sep 1, 1909
-
Modern Practice of Ore-SamplingBy David W. Brunton
FROM the old-fashioned " grab-sample " to the modern timing- . device, which takes a machine-sample with mathematical precision, there is a wide gap which was only crossed' by many years of toil
Aug 1, 1909
-
Man PowerBy J. Parke Channing
WE are accustomed to think that we are efficient in the United States, particularly with respect to such things as mining and manufacturing. The conduct of the war has demanded in England and in Franc
Jan 5, 1918