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RI 5712 Titanium-Bearing Deposits In South Texas ? Introduction And SummaryBy A. D. Hahn
The Federal Bureau of Mines examined ilmenite-bearing sands in southern Texas as part of a program to discover sources of supply for the domestic titanium industry. Deposits were examined from May
Jan 1, 1961
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RI 6002 Some Nonmetallic Mineral Resources For Alaska's Construction Industry ? Introduction And SummaryBy R. S. Warfield
Following World War II, the rapid increase in both military and civilian activity in the area served by the Alaska Railroad stimulated interest in the availability of local sources of nonmetallic mine
Jan 1, 1962
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RI 4495 Investigation Of The Irwinton Bauxite District Wilkinson County, Ga.By William A. Beck
Since bauxite mining began in the Irwinton District, Wilkinson County, Ga., in 1912, it has been on a small scale, as most of the deposits of high-grade ore are small. The bauxite has a high silica co
Jan 1, 1949
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RI 9131 Time-Dependent Behavior of Coal Measure Rocks: Adsorption Rate and Strength DegradationBy Sathit Tandanand
This report presents a Bureau of Mines study on the time-dependent behavior of coal measure rocks for future implementation in stability analysis and safety evaluation of in-mine rock structures. This
Jan 1, 1987
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RI 3395 Extinction Of Propylene Flames By Diluting With Nitrogen And Carbon Dioxide And Some Observations On The Explosive Properties Of Propylene ? IntroductionBy G. W. Jones
[As a part of its investigations pertaining to the promotion of safety, the Bureau of Mines is investigating various means, useful for the elimination or mitigation of the explosion hazards of combust
Jan 1, 1938
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RI 3395 Extinction Of Propylene Flames By Diluting With Nitrogen And Carbon Dioxide And Some Observations On The Explosive Properties Of Propylene ? Introduction (cf87e138-7d16-4436-93fa-f44b1b25c04b)By G. W. Jones
As a part of it investigations pertaining to the promotion of safety, the Bureau of Mines is investigating various means, useful for the elimination or mitigation of the explosion hazards of combustib
Jan 1, 1938
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RI 3744 Analyses of Crude Oils from Some West Texas FieldsBy Boyd Guthrie
The current use of Mid - Continent crude oil for the manufacture of war products , such as aviation gasoline and lubricating cil , has caused an acute shortage of available supply from established sou
Jan 1, 1944
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IC 8499 A Simplified Oil And Gas Well Information Retrieval SystemBy Jerry G. Craig
The Bureau of Mines has developed a computerized oil and gas well data retrieval system from studies of the waterflood potential of a producing reservoir. This system stores pertinent information abou
Jan 1, 1971
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RI 6348 Formation and Flammability of Stratified Methane-Air MixturesBy Michael G. Zabetakis, Israel Liebman, Henry E. Perlee
Flammability studies conducted to date on stratified methane - air and pentane - air mixtures in air indicate that location and extent of a flammable layer are affected by molecular diffusion , gas mo
Jan 1, 1964
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RI 6270 Vibrations From Blasting At Iowa Limestone QuarriesBy Wilbur I. Duvall
Twelve millisecond delayed blasts in four limestone quarries in Iowa were instrumented with arrays of vertical velocity gages to determine if the direction of propagation through the rock or the metho
Jan 1, 1963
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IC 7955 Methods And Costs Of Sinking A Circular Concrete-Lined Ventilation Shaft ? SummaryBy Lloyd Williams
A vertical air shaft in the Birmingham, Ala., iron district was sunk with a circular cross section and lined with concrete at a relatively low cost to provide needed ventilation for an iron-ore mine.
Jan 1, 1960
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RI 5791 Low-Temperature Heat Capacities And Entropies At 298.15° K. Of Monotungstates Of Sodium, Magnesium, And Calcium ? Introduction And SummaryBy E. G. King
In continuation of the study of thermodynamic properties of the common interoxidic compounds of ferroalloy elements, this report gives the results of low-termperature heat-capacity measurements and en
Jan 1, 1961
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IC 8736 Computer Graphics Demonstration-Area Coal Availability StudiesBy John R. Bitler
A computerized napping system was developed by the Bureau of Mines to provides procedures for the rapid and inexpensive display of coal reserve data. Mapping system output consists of two types of map
Jan 1, 1977
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IC 6140 VIII. Mining Laws Of Bolivia ? Prefatory NoteBy A. D. Garman
This paper presents one of a series of digests of foreign mining legislation and court decisions which is being prepared in advance of a general report relative to the right of American citizens to ex
Jan 1, 1929
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IC 6189 Electrical Blasting In Sinking Montreal No. 5 Shaft - Also Some Safety Practices At The Montreal MineBy F. S. Crawford
Interesting data on electric blasting and sinking of the Montreal No. 5 shaft of the Montreal Mining Co., Montreal, Wis., were obtained during the sinking of the last 877 feet of this shaft. Several u
Jan 1, 1929
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MLA 29-89 - Mineral Investigation Of The Mexican Mountain Wilderness Study Area, Emery County, Utah ? SummaryBy David A. Benjamin
From 1986 to 1989, at the request of the U.S. Bureau of Land Management, the U.S. Bureau of Mines studied the 59,600-acre Mexican Mountain Wilderness Study Area (UT-060-054) in order to evaluate its i
Jan 1, 1989
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RI 7703 Methane Emission Rate Study In A Deep Pocahontas No.3 Coalbed Mine In Conjunction With Drilling Degasification Holes In The Coalbed (6068723d-2641-44a8-8f77-190babc8e74e)By Stephen Krickovic
A degasification experiment was conducted in a Pocahontas No. 3 coalbed mine in Virginia. It involved (1) drilling holes in the coalbed in the out-side headings of a set of five being developed in vir
Jan 1, 1972
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RI 3438 Progress Reports -Metallurgical Division ? 30. Electrometallurgical Investigations - Recovery Of Potassium Sulphate And Alumina From Alunite By Fusion With Boric AcidBy J. Koster
During the past several years, alunite from the Marysvale (Utah) region has been the subject of investigation by the Electrometallurgical Section of the Bureau of Mines. The nature and occurrence of t
Jan 1, 1939
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RI 5349 Low-Temperature Chlorination Of Columbium-Bearing Titanium Minerals ? SummaryBy V. A. Nieberlein
An extractive process was developed applicable to submarginal titanium deposits containing valuable minor constituents; such as columbium (niobium) and iron. The process consisted of reducing the mine
Jan 1, 1957
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RI 3438 Progress Reports - Metallurgical Division - 30 - Electrometallurgical InvestigationsBy R. G. Knickerbocker, A. L. Fox, J. Koster, P. R. Perry
"During the past several years, alunite from the Marysvale (Utah) region has been the subject of investigation by the Electrometallurgical Section of the Bureau of Mines. The nature and occurrence of
Mar 1, 1939