Number | Name | Date | Kind |
---|---|---|---|
2857414 | Schmidt et al. | Oct 1958 | |
3103526 | Jenkner | Sep 1963 | |
3398171 | Giraitis et al. | Aug 1968 | |
3480654 | Sundermeyer et al. | Nov 1969 | |
4367343 | Tamborski et al. | Jan 1983 | |
4595777 | Bakshi et al. | Jun 1986 |
Number | Date | Country |
---|---|---|
825987 | Dec 1959 | GBX |
900132 | Jul 1962 | GBX |
Entry |
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Tamborski et al, Ind. Eng. Chem. Prod. Res. Dev. 22, 172-178 (1973). |