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Synthetic Liquid Fuels: Annual Report of the Secretary of the Interior for 1951; Part 1 - Oil from Coal
Report issued by the Bureau of Mines over an annual study of synthetic liquid fuel production. Results of the annual study are presented and discussed. This report includes maps, tables, illustrations, and photographs.
Date:
July 1952
Creator:
unknown
System:
The UNT Digital Library
Method and Cost of Mining the Thick Freeport Coal in a Second Western Pennsylvania Mine
From introduction: The purpose of this paper is to present a detailed description of the methods employed and the equipment used, with the results obtained in the operation of this mine in the thick Freeport bed on the northern end of the field, near the Alleghegny-Butler county line in western Pennsylvania. It may be classed as a captive mine, as the largest portion of the product is consumed at the by-product plants of the parent company
Date:
July 1929
Creator:
Paul, James Washington & Tomlinson, H.
System:
The UNT Digital Library
Preparation Characteristics of Pennsylvania Anthracite from the Bottom Red Ash Bed, Northern Field
Report issued by the Bureau of Mines on the anthracite coal in the Bottom Red Ash Bed in Pennsylvania. The coal samples were analyzed for thickness and geologic structure. The amount of recoverable coal was also estimated. This report includes tables, maps, and illustrations.
Date:
July 1967
Creator:
Sanner, William S.
System:
The UNT Digital Library
Estimate of Known Recoverable Reserves of Coking Coal in Armstrong County, Pennsylvania.
Report issued by the U.S. Bureau of Mines on the estimates of known reserves of coking coal deposits in Armstrong County, Pennsylvania. The properties of coal and coal blends from the area are presented. The report includes tables and maps.
Date:
July 1951
Creator:
Dowd, James J.; Turnbull, Louis A.; Toenges, Albert L.; Abernethy, R. F. & Reynolds, D. A.
System:
The UNT Digital Library