Number | Date | Country | Kind |
---|---|---|---|
3213876 | Apr 1982 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3069470 | Fleck et al. | Dec 1962 | |
4181811 | Young | Jan 1980 | |
4371721 | Wu | Feb 1983 |
Entry |
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Taniguchi et al., Toludine Isomer Separation by Selective Absorption, 1980, Chemical Abstract 92; 215042a. |