Number | Name | Date | Kind |
---|---|---|---|
1833640 | Fruth | Nov 1931 | |
2649382 | Vesce | Aug 1953 | |
3179600 | Brockett | Apr 1965 | |
3190837 | Brynko et al. | Jun 1965 | |
3362846 | Lee et al. | Jan 1968 | |
3390933 | Hovey et al. | Jul 1968 | |
3488290 | Gerhardt et al. | Jan 1970 |
Number | Date | Country |
---|---|---|
649852 | Oct 1962 | CAX |
Entry |
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Flinn et al.: "What is Happening in Microencapsulation", Chemical Engineering, Dec. 4, 1967, pp. 171-178. |