Number | Name | Date | Kind |
---|---|---|---|
4012337 | Mitchell | Mar 1977 | |
4169883 | Murrell et al. | Oct 1979 | |
5002910 | Robyn | Mar 1991 | |
5128081 | Siegel et al. | Jul 1992 |
Number | Date | Country |
---|---|---|
127619 | Jun 1986 | JPX |
Entry |
---|
Wefers et al., Alcoa Technical Paper No. 19, "Oxides and Hydroxides of Aluminum", 1972 pp. 40-51. |