Roasting of lead-carbonate ores preliminary to gravity concentration / by Virgil Miller and R.E. Head.
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Gov. Print. Off,
1929.
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| Series: | Technical paper (United States. Bureau of Mines) ;
413. |
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| Physical Description: | ii, 16 pages, 1 unnumbered leaf of plates : illustrations ; 23 cm. |
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