Facility for hot metal manufacturing by directly using small or lump coal and powdered iron ores, method for producing the same, complete steel mill using the facility and manufacturing method
Facility for hot metal manufacturing by directly using small or lump coal and powdered iron ores, method for producing the same, complete steel mill using the facility and manufacturing method
- CN 102,031,324 A
- Filed: 12/06/2004
- Published: 04/27/2011
- Est. Priority Date: 12/05/2003
- Status: Active Grant