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RI 3504 Phenomena Observed During The Prolonged Oxidation Of Anthracite ? Introduction
By G. S. Scott
In the course of the Bureau of Mines investigation relative to the causes, behavior, and control of anthracite-mine fires, attention was directed toward the correlation between the temperature of oxid
Jan 1, 1940
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RI 6233 Developing A Thermochemical Model For The Iron Blast Furnace - Model Of Ideal Furnace At Equilibrium
By Hillary W. St. Clair
This is an initial progress report on a theoretical study of the iron blast furnace. The purpose is to develop a thermochemical model that will simulate mathematically a real furnace. An analysis is m
Jan 1, 1963
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OFR-155-83 Evaluation Of The Black River Mine Telecommunication System
By Dana T. Updyke
An evaluation was made of one of several improved underground communication systems sponsored by the U.S. Bureau of Mines. The system evaluated was installed in a typical metal/non-metal room and pill
Jan 1, 1983
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OFR-135-81 Cables For Face Equipment Standardization Of Requirements
By R. Stefanko
This Final Report covers the work performed for Contract No. H0377043, "Cables for Face Equipment" from August 1, 1977 to April 1, 1981. It reports the findings in three areas of research: cable prote
Jan 1, 1981
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RI 8369 Application of a Diffusion Model to Oxide Sintering
By C. D. Messelt
The Bureau of Mines investigated the application of a diffusion model to sintering rate data developed for lithium titanium ferrite. The data were obtained by sintering pressed pellets under identical
Jan 1, 1979
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OFR-30-79 Development Of An Improved Tamper-Proof Filter Cassette
By Gene F. ] [Faufaul
This contract was concerned with the design, development, fabrication and testing of an improved tamper-proof filter cassette assembly for use in the, collection and evaluation of dust particulates, p
Jan 1, 1978
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RI 3431 House Movement Caused By Ground Vibrations ? Introduction (f084d160-37aa-4764-86e3-1d24b7a3ece2)
By J. R. Thoenen
For several years the Bureau of mines has been investigating the characteristics of ground vibrations produced by quarry blasts. Considerable basic information has been obtained in the course of this
Jan 1, 1938
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IC 6946 Recommendations Of The United States Bureau Of Mines On Certain Questions Of Safety As Of October, 1936 ? Introduction ? Organization And Scope Of Mine Safety Board
Mining men and State officials in their efforts to make mining safer are confronted from time to time with various complicated questions. In recent gears these questions have tended to increase with t
Jan 1, 1937
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RI 3431 House Movement Caused By Ground Vibrations ? Introduction
By J. R. Thoenen
For several years the Bureau of mines has been investigating the characteristics of ground vibrations produced by quarry blasts. Considerable basic information has been obtained in the course of this
Jan 1, 1938
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RI 8713 Atmospheric Pressure Desilication of Leach Liquors From Lime-Sinter Processing of Anorthosite
By Masami Hayashi
The Bureau of Mines conducted laboratory studies to investigate methods for desilicating sodium aluminate solution derived from leaching a limestone-anorthosite sinter with 10-pct Na2C03 solution. Des
Jan 1, 1982
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IC 8806 Citrate Process Demonstration Plant Design
By W. I. Nissen
This Bureau of Mines report presents the design for a commercial-sized flue gas desulfurization (FGD) demonstration plant that uses the citrate process. The goal of the Bureau's citrate process i
Jan 1, 1979
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Determining the Spatial Variability of Personal Sampler Inlet Locations
By Robert Vinson
This article examines the spatial variability of dust concentrations within a coal miner?s breathing zone and the impact of sampling location at the cap lamp, nose, and lapel. Tests were conducted in
Jan 1, 2007
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OFR-13-74 Solutions To Problems Of Pollution Associated With Mining In Northern Idaho
By Dale R. Ralston
This investigation was divided into two major phases. Phase I of the study was an examination of the occurrence and production of acid water within the Bunker Hill Mine in northern Idaho. The second p
Jan 1, 1973
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Bulletin 129 The Fusibility of Coal Ash and The Determination of the Softening Temperature
By ALBERT E. HALL, Arno C. Fieldner, Alexander L. Field
As a safeguard against excessive clinker troubles, specifications for the purchase of coal can be drawn to include the "softening" or "fusing" temperature of the ash. The value of such information has
Jan 1, 1918
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OFR-51-73 Survey Of Dust Control Research - Survey Of Research In Dust Sampling Instrumentation And Dust Control - I. Introduction
By R. D. Saltsman
This report is in fulfillment of Contract No. H023001.5 awarded to Bituminous Coal Research, Inc., on November 15, 1972. The scope of the work under this contract was to perform a two-phase survey for
Jan 1, 1973
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RI 3552 Form Of Sulfur Occurrence In Blast-Furnace Slag - Introduction (8eea1b30-bdf1-466d-bc2b-bfc531c84416)
By Allan E. Martin
As part of a comprehensive investigation of tie mechanism of desufurization of iron and steel by slags, the Blast Furnace Studies Section, Metallurgical Division, Bureau of Mines, in cooperation with
Jan 1, 1941
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IC 7223 Multiple-Shift Mechanical Mining In Some Bituminous-Coal Mines - Progress Report 4. Extraction Of Pillars With Mechanized Equipment
By Albert L. Toenges
This paper is the fourth of a series5/ that describes some methods and practices of mining coal mechanically where operations are conducted on more than one shift. Many inquiries have been received re
Jan 1, 1942
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RI 8391 Determination of Hydrogen Sulfide Content in Natural Gas, Evaluation of Containers for Preparation of Calibration Standards, and Sample Collection Procedure
By Harold L. Rhodes
The Bureau of Mines has developed a method for determining the H2S content in natural gas samples. A gas chromatograph with a flame photometric detector was used to analyze samples with H2S concentrat
Jan 1, 1979
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OFR-152-81 Production Engineering, Development, And Demonstration Of The Draft Power Sensor - Volume I
By H. Stanley Benson
This report is an account of research conducted to improve the performance of and then further field test Draft Power Sensor (DPS) equipment, the use of which enables a bulldozer operator to optimize
Jan 1, 1980
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IC 6852 Mining And Milling Tungsten Ores ? Introduction
By Wm. O. Vanderburg
This report on the mining and milling of tungsten ores is the second part of a general study of the domestic tungsten industry. The first part, comprising general information on tungsten, has been pri
Jan 1, 1935