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RI 5971 Explosibility Of Dusts Used In The Plastics Industry ? Summary And Introduction
By Murray Jacobson
Facts obtained by the Bureau of Mines on the dust-explosion hazard in air of materials used in the plastics industry are presented for 313 samples studied in the laboratory. Information is given on ig
Jan 1, 1962
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MLA 83-82 - Mineral Investigation Of The Benton Range Rare II Area (No. 5056), Mono County, California ? Summary
By Richard L. Rains
The Bureau of Mines made a study of mines and prospects of the Benton Range RARE II area (No. 5056), Mono County, California in October and November 1980. The study area is west of Owens Valley and 30
Jan 1, 1982
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RI 4563 Lead Smelting In The Ore Hearth II. The Development Of The Ore Hearth: Its Smelting Column
By G. L. Oldright
In the first Report of Investigations of the present series?(No. 4562) the usual course of progress ill reducing the minerals of low-grade ores to their valuable metallic components had been noted as
Jan 1, 1949
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Control Of Methane During Coal Mine Shaft Excavation And Filling
By Fred N. Kissell
In This Chapter [Ventilation and methane sampling guidelines for conventional shafts Dealing with restricted spaces where methane can accumulate Ventilation and methane sampling at raise b
Jan 6, 2006
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Evaluation Of Mine Seals Using Ground Penetrating Radar
By Michael J. Sapko, William D. Monaghan, Michael A. Trevits
Mine seals are used extensively in underground coal mines to segregate mined-out areas and to isolate fire zones or underground areas that are susceptible to spontaneous combustion. Over the years, 3
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Overview Of Ground Control Research For Underground Coal Mines In The United States
Underground coal mining continues to evolve in the U.S., and more reserves are being mined under deeper cover, with worse roof, or with interactions from previous workings. At the same time, the minin
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IC 6661 Mining Methods And Costs At Fresnillo, Zacatecas, Mexico ? Introduction
By A. Livingston
This paper on mining practice at the Fresnillo silver mines is one of a series being prepared by the Bureau of Mines on mining practices, methods, and costs in the various mining districts of North Am
Jan 1, 1932
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RI 3188 A Study of Falls of Roof and Coal Mines in Mines of Lincoln County, Wyoming
By H. Tomlinson
"PURPOSE OF REPORTThe purpose of this report, which is the third of a. series on the coal mines of the Western States, is to give the findings of a study of the causes and methods of prevention of acc
Sep 1, 1932
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RI 5899 Electric Smelting And Gaseous Refining Of Cement-Copper Precipitate ? Summary
By F. E. Brantley
Research was undertaken by the Bureau of Mines to assess the technical feasibility of smelting cement-copper precipitate in an electric furnace to produce commercial-grade copper. The blister-grade co
Jan 1, 1961
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The Titaniferous Iron Ores In The United States; Their Composition And Economic Value. ? Introduction
By Joseph T. Singewald
The term "titaniferous magnetite" is used to designate those magnetic ores of iron that carry more than 2 or 3 per cent of titanium. Large and easily workable deposits of these ores occur in different
Jan 1, 1913
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IC 8744 Underground Mine Communications (In Four Parts) 3. Haulage Systems
This volume contains a series of papers describing research conducted by the Bureau of Mines to develop or improve equipment and systems that satisfy the communication requirements of miners doing wor
Jan 1, 1977
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IC 6803 Value of the Cooperative Method in First-Aid Training
By J. J. Forbes
First - aid training is an essential part of safety programs in the mining industry , but it is only a means to an end ; first -aid training will not eliminate accidents , but unquestionably it is of
Aug 1, 1934
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Bulletin 118 Abrstracts of Current Decisions on Mines and Mining
By J. W. Thompson
A contract stipUlating for the delivery of quantities of phosphate rock" f. o. b. mines," and stipUlating that" while this contract is in form an absolute sale for a fixed quantity in each year, it is
Jan 1, 1916
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RI 5043 Synthetic Liquid Fuels. Annual Report of the Secretary of the Interior for 1953. Part I
By BUREAU OF MINES
This report is submitted in accordance with the provisions of the Synthetic Liquid Fuels Act of April 5, 1944 (30 U.S C. 321-325, as amended), which require that: "The Secretary of the Interior shall
Apr 1, 1954
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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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OFR-79-85 Strategic And Critical Materials Program Annual Report
By R. E. Chaney
This report summarizes the research on the Strategic and Critical Materials Program tasks conducted at the Idaho National Engineering Laboratory (INEL) between Mdy 1983 and April 1984. The work is
Jan 1, 1984
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Plastic And Swelling Properties Of Bituminous Coking Coals - Introduction
By R. E. Brewer
A critical review of the numerous test methods that have been devised for measuring the "plastic" and "swelling" properties of bituminous coking coals and the practical evaluation of the data obtained
Jan 1, 1942
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RI 3364 Progress Reports - Metallurgical Division - 21. Studies In Nonferrous Metallurgy - Collection Of Gold By Iron Abraded In Grinding (d06e5489-1966-46b8-a56e-0fc82121a907)
By S. R. Zimmerley
[In the course of a flotation investi£ation, a siliceous gold ore was ground in a'ball mill to ':1inns 300-meeh. It wa. found that the small amotIDt of _Ius 300-mesh material had a gole.. as
Jan 1, 1937
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New Developments With The Coal Mine Roof Rating
By Christopher Mark, Gregory M. Molinda, Timothy M. Barton
The Coal Mine Roof Rating (CMRR) was first presented at this Conference nine years ago. Since its introduction, the CMRR has been incorporated into many aspects of mine planning, including longwall p
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RI 9332 - Evaluation of Ultrasonic Measurement Systems for Bolt Load Determinations
By Stephen C. Tadolini
The U.S. Bureau of Mines has developed ultrasonic measurement instrumentation capable of measuring strains and elongations on tensioned and untensioned mine roof bolting systems. This report evaluates
Jan 1, 1990