Claims
- 1. An iron making method comprising:(a) providing iron oxide and a carbonaceous reducing agent; (b) preparing a shaped product from the carbonaceous reducing agent and the iron oxide; (c) preparing solid reduced iron from the shaped product, wherein the solid reduced iron has a metallization of at least 60%, a specific gravity of at least 1.7, and a carbon content of at least 50% of the theoretical amount required for reducing the iron oxide remaining in the solid reduced iron; and (d) before substantial cooling occurs, heating the solid reduced iron after the solid reduced iron is submerged entirely in a foam of molten slag in an arc heating melting furnace to prepare a molten iron containing from 1.5 to 4.5% carbon.
- 2. A molten iron obtained by the method of claim 1.
Priority Claims (1)
Number |
Date |
Country |
Kind |
9-236214 |
Sep 1997 |
JP |
|
Parent Case Info
This application is a Continuation of Ser. No. 09/026,683 filed on Feb. 20, 1998, now U.S. Pat. No. 6,149,709.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
6036744 |
Negami et al. |
Mar 2000 |
|
6149709 |
Uragami et al. |
Nov 2000 |
|
Continuations (1)
|
Number |
Date |
Country |
Parent |
09/026683 |
Feb 1998 |
US |
Child |
09/604234 |
|
US |