CENOSPHERE HAVING IMPROVED ELECTRIC INSULATION AND PURIFICATION METHOD THEREOF
摘要
A cenosphere purification method according to the present invention includes the following steps: removing a magnetic material by applying a magnetic force to a cenosphere; removing unburned carbon by performing a heat treatment on the magnetic material-removed cenosphere; and removing a metallic oxide by performing an acid treatment on the heat-treated cenosphere.
申请公布号
KR20160060861(A)
申请公布日期
2016.05.31
申请号
KR20140162763
申请日期
2014.11.20
申请人
KOREA ELECTRIC POWER CORPORATION
发明人
KIM, KWANG SIN;KO, KYUNG HO;KIM, JIN MYUNG;KIM, KYONG OK;LEE, JAE BONG;KIM, KYEONG SOOK;LEE, SEUNG MIN