Number | Name | Date | Kind |
---|---|---|---|
3615531 | Meyer et al. | Oct 1971 | |
3772070 | Luckenbach | Nov 1973 | |
3779773 | Inayama et al. | Dec 1973 | |
3786002 | Paesschen | Jan 1974 | |
3857729 | Burwasser | Dec 1974 | |
4147550 | Campbell et al. | Apr 1979 | |
4209584 | Joseph | Jun 1980 | |
4225665 | Schadi, III | Sep 1980 | |
4743476 | Miller | May 1988 | |
4810624 | Hardam et al. | Mar 1989 | |
4882894 | Havens et al. | Nov 1989 | |
5098822 | Tachibana et al. | Mar 1992 | |
5135843 | Takamuki et al. | Aug 1992 |
Number | Date | Country |
---|---|---|
543245 | Jul 1957 | CAX |
617482 | Apr 1961 | CAX |
0036702 | Sep 1981 | EPX |
409665 | Jan 1991 | EPX |
2208651 | Feb 1990 | JPX |
3206444 | Sep 1991 | JPX |
3279943 | Dec 1991 | JPX |
815662 | Jul 1959 | GBX |
2224128 | Apr 1990 | GBX |
Entry |
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Kirk and Othmer, Encyclopedia of Chemical Technology, Third Edition, 1979, vol. 3, 149-183. |