Number | Name | Date | Kind |
---|---|---|---|
2065733 | Pearson | Dec 1936 | |
2283472 | Tuxhorn | May 1942 | |
2330508 | McColl | Sep 1943 | |
3155609 | Pampel | Nov 1964 | |
3248812 | Gardner, Jr. | May 1966 | |
3385786 | Klock | May 1968 | |
3456385 | Plath | Jul 1969 | |
3546858 | Chaplin | Dec 1970 | |
3613891 | Cloutier | Oct 1971 | |
3653192 | Bryant | Apr 1972 | |
3708070 | Bell | Jan 1973 | |
3839198 | Shelef | Oct 1974 | |
3911514 | Ito | Oct 1975 | |
3927491 | Farnsworth | Dec 1975 | |
3959923 | Selke | Jun 1976 | |
3966613 | Kirk et al. | Jun 1976 | |
4133141 | Lee | Jan 1979 | |
4151081 | Bolli et al. | Apr 1979 | |
4169050 | Serfling et al. | Sep 1979 | |
4209943 | Moeller et al. | Jul 1980 | |
4240243 | Deal | Dec 1980 | |
4248033 | Bryant | Feb 1981 | |
4261160 | Niewiera | Apr 1981 | |
4265757 | Ivanoff | May 1981 | |
4320594 | Raymond | Mar 1982 | |
4324067 | Kessler | Apr 1982 | |
4333837 | Plosz et al. | Jun 1982 | |
4382348 | Kitsu et al. | May 1983 | |
4487588 | Lewis et al. | Dec 1984 | |
4536988 | Hogen | Aug 1985 | |
4734193 | Cvitas et al. | Mar 1988 | |
4795567 | Simpson et al. | Jan 1989 | |
5031390 | Bryant | Jul 1991 |
Number | Date | Country |
---|---|---|
241896 | Dec 1964 | ATX |
2239120 | Jul 1973 | FRX |
2361060 | Jan 1977 | FRX |
906455 | Feb 1981 | SUX |
1373035 | Nov 1974 | GBX |
Entry |
---|
Operations Forum, vol. 4, Aug., 1987. |
Journal WPCF, vol. 60, No. 7, Jul., 1988, 1253-1258. |
Mud Cat In Action, National Car Rental System, Inc., Public Works, Dec., 1981. |
Aerated Lagoon Systems with Improved Performance, Linvil G. Rich, Water/Engineering & Management, Feb., 1982. |
A Low-Cost Secondary Treatment Alternative, Linvil G. Rich, Water/Engineering & Management, Feb., 1982. |