Passage of Solid Particles Through Rotary Cylindrical Kilns (open access)

Passage of Solid Particles Through Rotary Cylindrical Kilns

Technical paper issued by the Bureau of Mines over studies conducted on rotary kilns. As stated in the introduction, "the object of this study was to determine the factors that influence the rate of progress of crushed materials through a kiln" (p. 1). This paper includes tables, illustrations, and photographs.
Date: 1927
Creator: Sullivan, John D.; Maier, Charles G. & Ralston, Oliver C.
System: The UNT Digital Library
Development, Mining, and Handling of Ore in Folded and Faulted Areas, Red Iron Mines, Birmingham District, Alabama (open access)

Development, Mining, and Handling of Ore in Folded and Faulted Areas, Red Iron Mines, Birmingham District, Alabama

Technical paper issued by the Bureau of Mines over mining of red iron ores in Birmingham, Alabama. As stated in the introduction, "the present paper deals more specifically with the development and handling of ore as affected by folds and faults in the ore bed, and considers changes that may be desirable or necessary in future mining practices" (p. 2). This paper includes illustrations, and photographs.
Date: 1927
Creator: Crane, W. R.
System: The UNT Digital Library