Number | Name | Date | Kind |
---|---|---|---|
2464707 | Montgomery et al. | Mar 1949 | |
2713026 | Kelly et al. | Jul 1955 | |
3074561 | Mummert | Jan 1963 | |
3307701 | Krofta | Mar 1967 | |
3635348 | Carr | Jan 1972 | |
3703465 | Reece et al. | Nov 1972 | |
3773179 | Hurst | Nov 1973 | |
3784016 | Akiyama | Jan 1974 | |
3820659 | Parlette | Jun 1974 | |
3935105 | McEwen | Jan 1976 | |
3966598 | Ettelt | Jun 1976 |
Number | Date | Country |
---|---|---|
2648545 | May 1978 | DEX |
Entry |
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Practical Application of Idealized Sedimentation Theory In Wastewater Treatment; Hansen et al.; Journal Water Pollution Control, Aug. 1969. |
Applying Shallow Depth Sedimentation Theory, Hansen et al., Neptune Microfloc Inc., 1967. |