Number | Date | Country | Kind |
---|---|---|---|
86 890 229.7 | Aug 1986 | EPX |
Number | Name | Date | Kind |
---|---|---|---|
4419128 | Nakagawa et al. | Dec 1983 | |
4690387 | Rockenschaub et al. | Sep 1987 |
Number | Date | Country |
---|---|---|
0167895 | Jun 1985 | EPX |
Entry |
---|
Direct Reduced Iron TN707D56 Aug. 82, pp. 115-118. |