<p>Steel sheet is formed directly from iron ore concentrate by reducing a bed of iron ore concentrate, particularly high purity magnetized magnetic gamma hematite, to a low density hot cake of carburized metallic iron and then hot rolling the hot cake to a metallic sheet of full density (meeting market specification). <IMAGE></p>
申请公布号
DE69315448(D1)
申请公布日期
1998.01.15
申请号
DE1993615448
申请日期
1993.01.11
申请人
VIRGIN METALS (CANADA) LTD., TORONTO, ONTARIO, CA
发明人
CAVANAGH, PATRICK E., TORONTO, ONTARIO, M4V 1J5, CA