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Beneficiation of Iron-Copper Ores from Kasaan Peninsula, Prince of Wales Island, Alaska

Description: Report issued by the Bureau of Mines over studies conducted on the beneficiation of iron-copper ores. As stated in the summary, "this report summarizes the results of laboratory testing of copper-bearing magnetite ore from the Poorman, Rush and Brown, and Copper Center deposits, Kasaan Peninsula, Prince of Wales Island, southeastern Alaska" (p. 1). This report includes tables, maps, and illustrations.
Date: February 1957
Creator: Wells, R. R.; Erspamer, E. G. & Sterling, F. T.
Item Type: Refine your search to only Report
open access

Combustion of Solid Fuels in Thin Beds

Description: From Introduction: "The investigations described in this report are a continuation and extension of these commercial and pilot-scale tests to include an investigation of the ignition and burning of solid fuels in thin beds, as on traveling - or chain grate stokers and a study of pure crossfeed combustion."
Date: 1957
Creator: Carman, E. P.; Graf, E. G. & Corey, R. C.
Item Type: Refine your search to only Report
open access

Development of the Fischer-Tropsch Oil-Recycle Process

Description: From Introduction: "This report on the development of the oil-recycle process covers: 1. Review of the work in Germany on the first oil-circulation process. 2. Work by the Bureau of Mines, United States Department of the Interior. (a) Preliminary experiments on a laboratory scale, consisting of orientation tests and bench-scale operation, employing a 1-foot bed of catalyst in a 3-inch diameter vessel. (b) Operation of 2 pilot plants with a 4- or - 8 foot bed of catalyst in 3-inch-diameter react… more
Date: 1957
Creator: Benson, H. E.; Field, J. H.; Bienstock, D.; Nagel, R. R.; Brunn, L. W.; Hawk, C. O. et al.
Item Type: Refine your search to only Report
open access

Mine Flood Prevention and Control: Anthracite Region of Pennsylvania, Final Report of the Anthracite Flood-Prevention Project Engineers

Description: Summary: "The engineering survey, summarized in this report, consisted of studies on acid mine water, underground-water pools, the "buried valley" of the Susquehanna River, inundated anthracite reserves, mine pumping plants, surface-water pools, seepage of surface water into mines, barrier pillars between mines, and geologic features of the region that included core drilling along alinement of the proposed Conowingo tunnel and to some extent along the proposed Marcus Hook alternate tunnel route… more
Date: 1957
Creator: Ash, S. H. (Simon Harry), b. 1889; Dierks, H. A. & Miller, P. S.
Item Type: Refine your search to only Report
open access

Molybdenum: A Materials Survey

Description: Report issued by the U.S. Bureau of Mines discussing a survey conducted on molybdenum. History, geology, metallurgical properties, and production of molybdenum is presented. This report includes tables, illustrations, and maps.
Date: April 1957
Creator: McInnis, Wilmer & Creasey, S. C.
Item Type: Refine your search to only Report
open access

National Motor-Gasoline Survey: Summer 1956

Description: Report issued by the U.S. Bureau of Mines discussing surveys conducted on the motor gasoline sold during the summer of 1956. The amount, location, and price of gasoline sold during this time are presented. This report includes tables, illustrations, and a map.
Date: February 1957
Creator: Blade, O. C.
Item Type: Refine your search to only Report
open access

National Motor-Gasoline Survey: Winter 1956-57

Description: Report issued by the U.S. Bureau of Mines discussing surveys conducted on the motor gasoline sold during the winter of 1956-1957. The amount, location, and price of gasoline sold during this time are presented. This report includes tables, illustrations, and a map.
Date: July 1957
Creator: Blade, O. C.
Item Type: Refine your search to only Report
open access

Production of Crude Ammonia-Synthesis Gas from North Dakota Lignite in an Annular-Retort Gasifier

Description: Report issued by the Bureau of Mines on the production of ammonia-synthesis gas in an annular-retort gasifier. The methods and results of the ammonia-synthesis gas production are discussed. This report includes tables, photographs, and illustrations.
Date: January 1957
Creator: Oppelt, W. H.; Kamps, T. W.; Gronhovd, C. H.; Kube, W. R. & McMurtrie, R.
Item Type: Refine your search to only Report
open access

Syllabus of Clay Testing

Description: From Introduction: "One of the many services rendered by the Federal Bureau of Mines is the identification and general examination of ore and mineral samples. This publication describes methods of testing these samples. The object of this publication is to present the testing procedures in general use in the industry up to the point where the checking becomes a quantitative one for particular products."
Date: 1957
Creator: Klinefelter, T. A. & Hamlin, H. P.
Item Type: Refine your search to only Report
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