Number | Date | Country | Kind |
---|---|---|---|
60-217396 | Sep 1985 | JPX | |
61-95780 | Apr 1986 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3372137 | Tierney | Mar 1968 | |
3883469 | Brassat | May 1975 |
Entry |
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Bennett, Concise Chemical and Technical Dictionary, 4th ed., Chemical Publishing Co., 1986, pp. 325 and 391. |
Kirk-Othmer, Encyclopedia of Chemical Technology, vol. 6, 1979, John Wiley & Sons, pp. 190-192, 197 and 198. |