Number | Date | Country | Kind |
---|---|---|---|
2632234 | Jul 1976 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2431585 | Rout | Nov 1947 | |
3957889 | Milligan et al. | May 1976 | |
3965200 | Manabe et al. | Jun 1976 |
Entry |
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Topchiev, Nitration of Hydrocarbons and Other Organic Compounds, Pergamon Press, New York, 1959, pp. 278, 279 and 282. |