Number | Date | Country | Kind |
---|---|---|---|
53/146459 | Nov 1978 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3296281 | Hughes | Oct 1965 | |
3296846 | Ono et al. | Dec 1965 | |
4046780 | Nakanishi et al. | Sep 1977 |
Number | Date | Country |
---|---|---|
2238067 | Feb 1974 | DEX |
2309657 | Sep 1974 | DEX |
2417145 | Oct 1974 | DEX |
2330841 | Jan 1975 | DEX |
2436009 | Feb 1976 | DEX |
Entry |
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Zimmer, Chemical Engineering (Mar. 1975), pp. 82 & 83. |
Hellmer et al., I. Chem. E. Symposium Series, vol. 50 (1976), pp. 4-16. |