Progress reports--Metallurgical Division. 21, Studies in nonferrous metallurgy / by S.R. Zimmerly.
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| Other title: | Annual report. Metallurgical Division. Metallurgical division progress reports. Studies in nonferrous metallurgy. |
| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington, D.C.] :
United States Bureau of Mines,
1937.
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| Series: | Report of investigations (United States. Bureau of Mines) ;
3364. |
| Subjects: |
Table of Contents:
- Collection of gold by iron abraded in grinding
- Flotation of oxidized silver-lead ores as influenced by modified grinding.