Number | Name | Date | Kind |
---|---|---|---|
1248532 | Noyes | Dec 1917 | |
2458728 | Phlak | Jan 1949 | |
2532489 | Ferguson | Dec 1950 | |
2770553 | Weidenheimer et al. | Nov 1956 | |
3309738 | Friedman | Mar 1967 | |
3921801 | Sway | Nov 1975 | |
4011036 | Bichet | Mar 1977 |
Entry |
---|
Kirk-Othmer, Encyclopedia of Chemical Technology, 2nd Edition, vol. 10, 1967, pp. 499-502. |