Number | Date | Country | Kind |
---|---|---|---|
4807/80 | Jun 1980 | CHX |
Number | Name | Date | Kind |
---|---|---|---|
3592775 | Swanson | Jul 1971 | |
3939203 | Mattison et al. | Feb 1976 | |
4249000 | Batzer et al. | Feb 1981 |
Number | Date | Country |
---|---|---|
44-27577 | Nov 1969 | JPX |
2016471 | Sep 1979 | GBX |
Entry |
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R. W. Baker et al., J. Membrane Science, 2, 213 (1977). |
J. Sinnreich et al., Helv. Chim. Acta, 62, 1682 (1979). |
R. H. Guy et al., J. Chem. Soc., Chem. Comm., 17, 729 (1979). |