Smelting of copper ores in electric furnace.

Other author United States. Bureau of Mines.
Format Microform
Publication InfoWashington : U.S. GPO, 1914.
Description80 pages ; cm.
Subjects

SeriesMines Bur. Bull. No. 81
General noteRecord is based on bibliographic data in CIS Index to U.S. Executive Branch Documents, 1910-1932. Reuse except for individual research requires license from LexisNexis Academic & Library Solutions.
General note[with data on ore composition, furnace operations and costs, and smelting results].
General noteIncludes index.
Citation/References note CIS Index to U.S. Executive Branch Documents, 1910-1932 Part 4
Reproduction noteJoyner- Microfiche. [Bethesda, Md.]: LexisNexis Academic & Library Solutions, 1997. 11 x 15 cm. (CIS US Executive Branch Documents, 1910-1932 : no. I28.3-81.D).
Govt. docs number I 28.3:81