METHOD FOR REFINING METALIC SILICON AND SYSTEM FOR REFINING METALIC SILICON
摘要
A method of refining silicon metal includes the steps of: forming a melt containing 5-7% by weight of Ca and a remainder of silicon metal; cooling the melt at a speed 2-0.5 °C/min to form a solid; pulverizing the solid into powder; and making the powder react with an acid solution.
申请公布号
KR20140084467(A)
申请公布日期
2014.07.07
申请号
KR20120153593
申请日期
2012.12.26
申请人
POSCO;RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY
发明人
LEE, BYONG PIL;KIM, SUNG WOOK;SEOK, SEONG HO;PARK, JOON PYO;KIM, MYOUNG GYUN;KIM, JONG HO
