公开(公告)号：US3899320A

公开(公告)日：1975-08-12

申请号：US44541374

申请日：1974-02-25

申请人： KEMPTEN ELEKTROSCHMELZ GMBH

发明人： BENECKE THEODOR ,  WIEBKE GUNTER ,  PFANNENSCHMIDT CARL

IPC分类号： C21B13/00 ,  C22B1/24 ,  C22B1/243

CPC分类号： C22B1/2406 ,  C21B13/008 ,  Y02P10/216

摘要： A process for making iron sponge from iron ores containing at least 95 percent by weight of iron oxide, which comprises pulverizing the iron ore and adding silicon carbide thereto, pelletizing the mixture, and subjecting it to direct reduction. The invention also relates to various uses of the iron sponge so made.