Number | Date | Country | Kind |
---|---|---|---|
92 16032 | Dec 1992 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
3121056 | Hull | Feb 1964 | |
3425935 | Cahn | Feb 1969 | |
3441499 | Francis, Jr. et al. | Apr 1969 | |
3453205 | Francis, Jr. et al. | Jul 1969 | |
4082653 | De Graff | Apr 1978 |
Entry |
---|
Perry's Chemical Engineers' Handbook, 6th Edition, 1984 pp. 11-21 Through 11-24. |