A ferrochromium slag for use as a refractory material having good resistance to mechanical compression and wear is disclosed to contain less than 25% by weight of MgO.
申请公布号
NO791269(A)
申请公布日期
1979.10.19
申请号
NO19790001269
申请日期
1979.04.17
申请人
OUTOKUMPU OY,
发明人
TUOVINEN, FRANS HEIKKI,;HONKANIEMI, MATTI ELIAS,;VIRTA, MATTI ASSERI,;KROGERUS, HELGE JOHANNES,
