Number | Name | Date | Kind |
---|---|---|---|
4218543 | Weber et al. | Aug 1980 | |
4519965 | Taylor et al. | May 1985 | |
4581386 | Taylor et al. | Apr 1986 | |
4585803 | Nelson et al. | Apr 1986 |
Number | Date | Country |
---|---|---|
2101140 | Jan 1983 | GBX |
Entry |
---|
PCT International Application (WO 84/03288) (Dow Chemical) Aug. 30, 1984, 64 pp. |