Number | Name | Date | Kind |
---|---|---|---|
2985589 | Broughton et al. | May 1961 | |
3558732 | Neuzil | Jan 1971 | |
3840610 | Hedge | Oct 1974 |
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Suzuki et al., "Separation of Cresol Isomers", Chem. Abstracts vol. 85 (1976), Abstract #85: 77876c. |
Chmielowiec et al., "Usefulness of Ion Exchange Resins . . . ", Chem. Abstracts, vol. 85 (1976), Abstracts #85: 136947b. |
De Rossef et al., "Separation of Pinene Isomers", Chem. Abstracts, vol. 82 (1975), Abstract #82: 73245m. |