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The Geology, Mining, And Preparation Of Barite In Washington County, Missouri.*
By A. A. Steel
(Spokane Meeting, September, 1909.) DURING. the summer of 1905 I was employed by the U. S. Geological Survey to investigate the geology, Mining, and preparation of barite in most. of the fields of th
Feb 1, 1910
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Secondary Recovery and Pressure Maintenance - Oil Recovery in Five-Spot Pilot Flood
By B. H. Caudle, L. G. Loncarie
Pilot flooding is one method of evaluating a proposed secondary recovery project. However, the amount and rate of oil recovery from an unconfined pilot area is not usually the same as from an equal ar
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Geology - Geologic Setting of the Nickel Occurrences on Jumbo Mountain, Washington (Mining Engineerng, Mar 1960 pg 272)
By J. W. Mills
In 1956 the discovery of nickel on Jumbo Mountain, Snohomish County, Washington, focused attention on this part of the Cascade Range, far more renowned for its timber than for its mineral resources. H
Jan 1, 1961
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Mineral Economics - U. S. Share of World Metal Output Declines in Last Decade
By Arthur Notmon
WORLD production of the three major nonferrous metals, copper, lead, and zinc, in 1939 will aggregate about 6,050;000 tons, compared with the all-time peak of 6,237,944 tons in 1937, and the previous
Jan 1, 1940
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Reservoir Engineering Equipment - A Thermoelectric Device for Measuring Thermal Conductivity of Rock
By A. M. Khan, I. Fatt
A new type of steady-state thermal conductivity apparatus is presented and described. Results of measurements on Berea sandstone, Solehofen limestone, Bandera sandstone and Bakelite are presented. The
Jan 1, 1966
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Division Lectures - The 1961 Extractive Metallurgy Division Lecture - Separation Engineering on the Moon
By A. M. Gaudin
Jan 1, 1962
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Institute of Metals Division - Effect of the Shapes of Intergranular Liquid on the Hot Cracking of Welds and Castings
By J. C. Borland, J. H. Rogerson
Jan 1, 1963
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PART XII – December 1967 – Communications - Application of a Solid Electrolytic Cell for Measuring Equilibrium P O2 over Liquid Metal-Oxygen Solutions
By N. A. D. Parlee, M. M. A. El-Naggar, G. 8. Horsley
The apparatus was of a modified Sieverts type1'2 with a reaction tube designed to function also as the cell component of an oxygen pressure gage. The reaction tube assembly is shown in Fig. 1
Jan 1, 1968
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Recent Developments In Pebble Milling
By Bunting S. Crocker
Pebble grinding was used at Lake Shore Mines in 1949. A full description of experimental evidence and test plant results was published in 1952 1 and further operating details in 1954.2 In more recent
Jan 5, 1959
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Reservoir Engineering – Laboratory Research - Application of Laboratory Data in Calculating the P...
By E. F. Johnson, V. O. Naumann, D. P. Bossler
A method is presented for calculating individual gas and oil or water and oil relative permeabilities from data obtained during a gas drive or a waterflood experiment performed on a linear porous body
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Mining-Conditions In The Belgian Congo (Congo Free State).*
By Sydney H. Ball
I. INTRODUCTION. DURING the past 50 years the attention of mining-men has been turned to Africa, and within the past decade prospecting-expeditions sent into Central Africa have resulted in the openi
Apr 1, 1910
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Drilling - Equipment, Methods and Materials - A Laboratory Investigation of Borehole Stability
By H. C. H. Darley
The principal causes of unstable boreholes* have been known for many years. For example, in a paper published in 1938, Halbouty and Kaldenbachl listed nearly all the classes of troublesome shales that
Jan 1, 1970
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Louis Davidson Ricketts, President
The following record of the important responsibilities already shouldered by Dr. Ricketts will give some indication of the trust and confidence reposed in him by his colleagues. The Institute is to be
Jan 3, 1916
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Chromite
By W. D. Johnston, T. P. Thayer
THE minerals that collectively are known as chromite form an isomorphous series of the general formula (Mg,Fe) 0. (Cr,Al,Fe) 203. So wide is the range in chemical composition in this group that chrome
Jan 1, 1949
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Reservoir Engineering – General - New Single-Well Test for Determining Vertical Permeability
By W. A. Burns
Vertical flow is an important mechanism in many petroleum reservoirs. Yet no adequate method has heretofore been proposed for determining the in-situ vertical permeability in a reasonable length of ti
Jan 1, 1970
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Geophysics - Progress and Prospects
By Sherwin F. Kelly
One of the most succinct and illuminating perspectives of the field of geophysical exploration to appear in recent years is an article by E. A. Eckhardt, in the magazine Geophysics for October 1949. A
Jan 1, 1950
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Minerals Beneficiation - The Siphonsizer Deslimer and Classifier
By L. D. Keller
The application of hydraulic concentration to large scale operations has been effectively accomplished by the use of the SiphonSizer. Operation has been simple, automatic and essentially trouble free.
Jan 1, 1963
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Part VIII - Communications - Liquidus Boundaries in the Bismuth Corner of the Bi-Zn-Au and Bi-Zn-Cu Systems
By R. D. Pehlke, J. V. Gluck
AS a portion of a general study of liquid-metal thermodynamics, high-temperature galvanic cells were used to study the effect of added dilute solutes on the activity of zinc in dilute solution with mo
Jan 1, 1967
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Contents
Jan 1, 1970