Number | Date | Country | Kind |
---|---|---|---|
11829/78 | Nov 1978 | CHX |
Number | Name | Date | Kind |
---|---|---|---|
3513170 | Murayama et al. | May 1970 | |
3904625 | Alink | Sep 1975 | |
3953459 | Orban et al. | Apr 1976 | |
3959295 | Orban et al. | May 1976 | |
3963730 | Murayama et al. | Jun 1976 |
Number | Date | Country |
---|---|---|
2807172 | Aug 1979 | DEX |
Entry |
---|
Astle, M. In Ion Exchangers in Organic and Biochemistry, Calmon et al., (Editors), Interscience, NY, 1957, pp. 662-665. |