Search Documents
Search Again
Search Again
Refine Search
Refine Search
- Relevance
- Most Recent
- Alphabetically
Sort by
- Relevance
- Most Recent
- Alphabetically
-
IC 8646 Availability Of U.S. Primary Lead ResourcesBy Paul McIlroy
Costs of producing lead from various known resources in the United States are developed by the Bureau of Mines to define the future availability of domestic lead at various price levels. It is est
Jan 1, 1974
-
IC 7729 Marketing Sheet Mica - IntroductionBy Robert D. Thomson
Sheet mica is an important material in the manufacture of electronic and electrical equipment. Large quantities are consumed each year as an essential component in generators, transformers, radios, te
Jan 1, 1955
-
RI 5060 Bureau Of Mines Liquid-Level Gage ? SummaryBy H. C. Hamontre
The liquid-level gage described in this report is an instrument designed to locate liquid levels in wells rapidly and accurately and, with auxiliary equipment described, to follow moving liquid levels
Jan 1, 1954
-
Analyses Of Foreign Coals - IntroductionBy R. E. Morgan
[IN COMPILING the table of analyses of this bulletin every available source of information was studied. These sources, as listed at the end of the table, were many and varied, and it believed that the
Jan 1, 1952
-
RI 7543 Gravity Flow Of Powder In A Lunar Environment (In Two Parts) 1. Property Determination Of Simulated Lunar SoilBy David E. Nicholson
This report investigates the mechanical behavior of fine soils in a lunar environment in engineering gravity-flow bins. The ultrahigh vacuum, absence of moisture, and a lunar gravity one-sixth that of
Jan 1, 1971
-
IC 7077 Mining And Milling Methods And Costs At The Tennessee-Schuylkill Corporation Mine, Chloride, Ariz. ? IntroductionBy Jacob Schoder
This is one of a series of papers published by the Bureau of Mines on mining and milling methods and costs. The Tennessee-Schuylkill Corporation, Chloride, Ariz., mines and mills a lead-zinc ore co
Jan 1, 1939
-
RI 3410 Porosity Of The Sundance Sand In The Lance Creek Oil Field, Wyoming ? IntroductionBy H. Dale Nichols
[The growing importance of the Sundence (Jurassic) formation an a source of oil, in the Rocky Mountain area has prompted the making of a series of porosity determinations of core samples collected. fr
Jan 1, 1938
-
RI 9284 - Primary Gas Toxicities and Smoke Particle Characteristics During Combustion of Mine Ventilation DuctsBy Maria I. De Rosa
The U. S. Bureau of Mines performed experiments to determine if the primary gas toxicities evolved during the early (~300° C) and later (~400° C) combustion stages of chlorinated polyester-reinforced
Jan 1, 1989
-
RI 9433 - Rock Mechanics Investigations at the Lucky Friday Mine (In Three Parts) 2. Evaluation of Underhand Backfill Practice for Rock Burst ControlBy J. K. Whyatt
The U.S. Bureau of Mines has been conducting a series of rock mechanics investigations at the Lucky Friday Mine in the Coeur d'Alene Mining District of northern Idaho. In the present study, the e
Jan 1, 2010
-
RI 5256 Spectrochemical Analysis Of Titanium And Titanium Alloys By A Porous Cup-Spark Method ? SummaryA spectrochemical procedure applicable to the determination of iron, manganese, and magnesium in titanium metal and to the determination of alloying constituents in three types of titanium alloys is p
Jan 1, 1956
-
RI 6792 Analyses Of Tipple And Delivered Samples Of Coal Collected During The Fiscal Year 1965By S. J. Aresco
The Bureau of Mines has been active in promoting the purchase of coal for Government use under specifications that define the requirements in terms of heating value of the coal, expressed in British t
Jan 1, 1966
-
RI 3751 Inflammability and Explosibility of Powders Used in the Plastics IndustryBy Irving Hartmann, John Nagy
As part of a program designed to promote safety in industrial operations , the Bureau of Mines has been investigating the explosibility of numerous powdered products and dusts and studying means for t
May 1, 1944
-
RI 6941 Kinetics Of Gas Synthesis Using Recycle SystemsBy J. F. Shultz
The Bureau of Mines investigated the hydrogenation of carbon monoxide and carbon dioxide over Raney nickel catalyst and nitrided fused-iron catalyst using both a single-pass and a recycle system. Acti
Jan 1, 1967
-
RI 8763 Pilot Mill Flotation of Anorthositic Platinum-Palladuim Ore From the Stillwater ComplexBy E. Morrice
The Bureau of Mines investigated methods for beneficiating platinumgroup metal ores from the Stillwater Complex , Montana , as part of its program to increase the supply of critical and strategic mine
Jan 1, 1965
-
RI 2943 Tests of Bituminuous Coking CoalBy C. E. Augustine, B. A. Landry, P. Nicholls
"Wien bituminous coal is burned in a hand-fired up-draft boiler used for heating purposes it has a decided tendency to produce smoke. A design of furnace and a method of firing and attendance that are
Jun 1, 1929
-
RI 4146 National Motor-Gasoline Survey, Winter 1946-47By O. C. Blade
"INTRODUCTION This report on the properties of motor fuels sold through service stations in the United States is a continuation of a series of reports made in accordance with a cooperative agreement b
Aug 1, 1947
-
IC 8465 Availability Of U. S. Chromium ResourcesBy Gary A. Kingston
Chromium resources in the United States are estimated at 1.8 million tons of recoverable chromium contained in 22.5 million tons of chromite-bearing material. Additional resource is presumed existent
Jan 1, 1970
-
RI 4548 A Bureau Of Mines Method For Determining Porosity: A List Of Porosities Of Oil SandsBy Cleo Griffith Rall
The method for determining the effective porosity, of oil- and gas- bearing sand described in this report is a development of an earlier method devised by Bureau of Mines. The apparatus has been impro
Jan 1, 1949
-
RI 9503 - Method of Comparing Initiating Strength of Detonators Using Adjustable-Sensitivity Liquid ExplosiveThe U.S. Bureau of Mines (USBM) has developed a test procedure to compare the initiating strength of detonators by using adjustable-sensitivity liquid explosives. Various tests of detonator strength a
Jan 1, 2010
-
RI 4958 The Thermodynamics Of Combustion Gases: Temperatures And Composition Of The Combustion Products Of Oxyacetylene Flames ? IntroductionBy Helen E. Edwards
The Bureau of Mines is engaged in a systematic evaluation of the thermodynamic properties of combustion gases. These studies are designed to provide basic thermodynamic information of high accuracy fa
Jan 1, 1953