Resource Type

Salvage of Material in the Oil Industry (open access)

Salvage of Material in the Oil Industry

Technical paper issued by the Bureau of Mines over the salvage of necessary equipment for the oil industry. The types of materials that can be salvaged are presented and discussed. This paper includes photographs, and illustrations.
Date: 1929
Creator: Bowie, C. P.
System: The UNT Digital Library
Factors Governing the Entry of Solutions into Ores During Leaching (open access)

Factors Governing the Entry of Solutions into Ores During Leaching

Technical paper issued by the Bureau of Mines over studies on the leaching of copper-bearing ores. As stated in the introduction, the "penetration of the leaching medium into the body of the ore particles" (p. 1) is discussed. This paper includes tables, photographs, and illustrations.
Date: 1929
Creator: Sullivan, John D.; Keck, Walter E. & Oldright, George L.
System: The UNT Digital Library
Graphical Terrane Correction for Gravity Gradient (open access)

Graphical Terrane Correction for Gravity Gradient

Technical paper issued by the Bureau of Mines over formula corrections to make up for gravity gradients. The new formulas are presented and discussed in detail. This paper includes tables, and illustrations.
Date: 1929
Creator: Barton, Donald C.
System: The UNT Digital Library