According to the invention, in a method of reducing metal oxide, the oxide is supplied to molten metal in {HEAD ~ a crucible} and is carried by circulation of the molten metal in the crucible in a reducing atmosphere to a lip over which the recovered metal flows for {TAIL ~ collection} 
According to the invention , in a method of reducing metal oxide , the oxide is supplied to molten metal in { HEAD ~ a crucible } and is carried by circulation of the molten metal in the crucible in a reducing atmosphere to a lip over which the recovered metal flows for { TAIL ~ collection }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL