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The Formation Of The Oxidized Ores Of Zinc From The SulphideBy Yinchang Wang
1. INTRODUCTION 1. Subject, and Scope The formation of the oxidized ores of zinc has been recognized as a subject of great importance in economic geology. For many years these ores have been much sou
Jan 9, 1915
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Approved Drilling And Production Practice In Oklahoma And KansasBy J. R. McWilliams
THE task of recovering most of the contents of an oil and gas reservoir economically presents many and varied problems. In order to attempt intelligently a solution to these problems, an understanding
Jan 11, 1926
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The Heat of the Comstock LodeBy John A. Church
IN May, 1878, I had the honor of presenting to the Institute, at the Chattanooga meeting, some observations upon the heat of the Comstock Lode, and since then the subject has attracted some attention
Jan 1, 1880
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Minerals Beneficiation - Depolarizing Magnetite PulpsBy M. F. Williams, L. G. Hendrickson
IN classification of pulps bearing magnetized ferromagnetic particles, depolarizing is of great importance. If size separation is to be effective, particles must be individual rather than in floes. De
Jan 1, 1957
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Mineralizing Solutions That Carry and Deposit Iron and SulfurBy B. S. Butler
It is suggested that at high temperatures both sulfur and iron combine with oxygen. Iron may precipitate at the high temperatures as the oxides of iron, and sulfur also in combination with oxygen as t
Oct 1, 1956
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Gold Extraction From Refractory Ores: Roasting Behavior Of Pyrite And ArsenopyriteBy F. J. Arriagada
A conventional technique used to process auriferous sulfidic concentrates involves a pre-leach oxidative-roast step. The structural characteristics of the calcine have a strong influence on the eventu
Jan 1, 1984
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Drilling and Fluids and Cement - Carrying Capacity of Drilling MudsBy G. H. Bruce, C. E. Williams
The trend toward deeper drilling, together with the attcndant increase in power requirements for circulation of the drilling fluid, has emphasized the need for a critical examination of the factors af
Jan 1, 1951
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Drilling and Fluids and Cement - Carrying Capacity of Drilling MudsBy C. E. Williams, G. H. Bruce
The trend toward deeper drilling, together with the attcndant increase in power requirements for circulation of the drilling fluid, has emphasized the need for a critical examination of the factors af
Jan 1, 1951
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Some Observations of Stress-Corrosion Cracking in Austenitic Stainless AlloysBy M. A. Scheil
Austenitic stainless alloys are susceptible to stress-corrosion cracking which may occur under certain corrosion environments irrespective of their susceptibility to intergranular corrosion. Test s
Jan 1, 1945
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Solid Surface Energy And Calorimetric Determinations Of Surface-Energy Relationship For Some Common MineralsBy A. Kenneth Schellinger
THE terms surface tension .and surface energy are well known when applied to liquids and are generally described by referring to the excess energy of the air: liquid interface as a result of unsaturat
Jan 1, 1952
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Chalk And WhitingBy Wallace W. Key
Chalk is a natural calcium carbonate occurring as the remains of soft, friable, minute marine organisms. Whiting can be either finely ground calcium carbonate prepared from chalk, marble, or limestone
Jan 1, 1960
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Preface (407f7491-26ff-44fe-9d88-ac93d6edb0a2)Jan 1, 1914
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The Chilean Nitrate Industry ? DiscussionFRED. MACCOY, Raton, N. M. (written discussion *).-In the review of the Chilean nitrate industry presented by Messrs. Rogers and Van Wagenen, the most critical point relating to the future of the indu
Jan 4, 1918
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Gypsum and AnhydriteBy Frank C. Appleyard
Gypsum, the dihydrate form of calcium sulfate, has a history of usefulness to man dating back several thousand years, and a worldwide industry has been built on the mining and processing of this versa
Jan 1, 1975
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Reception-Rooms And Business Headquarters For Members And Guests.By AIME AIME
A separate room in the suite occupied by the American Institute of Mining Engineers on the ninth floor of the United Engineering Society Building, has been equipped with furniture and telephone extens
Jan 5, 1908
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Factors Affecting Droplet Size Distributions Produced In Dispersed Phase MixersBy J. A. Herbst, R. Mackelprang, J. D. Miller
Droplet size distributions were determined by stabilizing in gelatin and measurement of the distributions by means of computerized image analysis Several variables that affect droplet sizes were studi
Jan 1, 1981
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Producing – Equipment, Methods and Materials - Effect of Jet Perforating on Bond Strength of CementBy W. K. Godfrey
The highest compressive strength cement has the highest bond strength in tests in which the cement is subjected to a confining pressure. After perforating, the bond strength is reduced to nearly zero
Jan 1, 1969
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Part III - Papers - Photoconductive and Electrical Properties of Uncompensated Beryllium-Doped GermaniumBy W. J. Moore, E. M. Swiggard, H. Shenker
Beryllium is the most soluble of the double-acceptor impurities in germanium; the solubility is at least 1 x 10 19 atoms cm3. Photoconductive, optical, and electrical measurements were made on a set o
Jan 1, 1968
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Man And ManMan: A purely detached consideration of nature and the place of man in it may easily result in somewhat pessimistic conclusions as to man and his destiny. However, when we come to the evaluation of ma
Jan 1, 1950
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Papers - - Production - Domestic - Texas - Developments on the Gulf Coast of Texas during 1933By L. P. Teas
In spite of the influx of operators into the Gulf Coast anxious to retrieve their depleted production in other fields, and in spite of very active application of the most scientific geophysical method
Jan 1, 1934