Number | Name | Date | Kind |
---|---|---|---|
3293149 | Lengemann et al. | Oct 1966 | |
3325155 | Bahout | Jun 1967 | |
3493218 | Castellucci | Feb 1970 | |
3607661 | Cerny et al. | Sep 1971 | |
3759494 | Axelrod et al. | Sep 1973 | |
4098579 | Starzycki et al. | Jul 1978 | |
4136976 | Leffelman | Jan 1979 | |
4201626 | Asdigian | May 1980 |
Number | Date | Country |
---|---|---|
38-2973 | Apr 1963 | JPX |
Entry |
---|
Carney, T. P.: Laboratory Fractional Distillation N.Y. 1949, pp. 58-63. |