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| Study on refined selenium products preparation process by molten |
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Received:October 21, 2014
Revised:October 27, 2014
Accepted:October 28, 2014
Published Online:December 29, 2015
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| DOI： |
| KeyWord:selenium, tellurium, fine selenium, melt refining |
| Author | Institution |
| Li Jun |
Yunnan copper#$NBStechnology development Limited by Share Ltd,#$NBSKunming |
| Wang Qin |
Yunnan copper#$NBStechnology development Limited by Share Ltd,#$NBSKunming |
| Bai Song |
Yunnan copper#$NBStechnology development Limited by Share Ltd,#$NBSKunming |
| #$NBSShang Shu-lin |
Yunnan copper#$NBStechnology development Limited by Share Ltd,#$NBSKunming |
| #$NBSYin Yan-hong |
Yunnan copper#$NBStechnology development Limited by Share Ltd,#$NBSKunming |
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| Abstract: |
| Theraw material isSthe seleniumSproducts that products bySa domesticsmeltingSplant. The selenium content ofSmore than 97%. The operationSmethod is melt refining. Wecontrolthe operating conditionsincluding the amount of oxidant,Sreactiontemperature and reaction time.TheSmostofStellurium,Slead,ScopperSand other impuritiesSthat contained in crudeSseleniumSproductsScan be moved into theSslag. And the removalSofSimpuritieselements of whichSwere determined by ICP-AESmethod show that,Sthe seleniumSproduct grade can reachSabove 99.9%. |
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