Number | Name | Date | Kind |
---|---|---|---|
1050930 | Edge et al. | Jan 1913 | |
1995367 | Stewart | Mar 1935 | |
2529141 | Danel | Jul 1947 | |
2762202 | Ponsar | Sep 1956 | |
3234123 | Hinde | Feb 1966 | |
3293174 | Robjohns | Dec 1966 | |
3651607 | Lee, II | Mar 1972 | |
3709364 | Savage | Jan 1973 | |
3713543 | Heaney | Jan 1973 | |
3835038 | Heaney | Sep 1974 | |
3853752 | Tymoszczuk | Dec 1974 | |
3970555 | Savage et al. | Jul 1976 | |
3994803 | Neff et al. | Nov 1976 | |
4009105 | Jeris | Feb 1977 | |
4035290 | Torpey | Jul 1977 | |
4051039 | Heaney | Sep 1977 | |
4056465 | Spector | Nov 1977 | |
4064050 | Heaney et al. | Dec 1977 | |
4159945 | Savage | Jul 1979 | |
4162153 | Spector | Jul 1979 | |
4179374 | Savage et al. | Dec 1979 | |
4212767 | Daniel | Jul 1980 | |
4332904 | Kurane et al. | Jun 1982 | |
4351729 | Witt | Sep 1982 | |
4488967 | Block et al. | Dec 1984 | |
4488968 | Hong et al. | Dec 1984 | |
4522722 | Nicholas | Jun 1985 | |
4545909 | Atkinson et al. | Oct 1985 | |
4564449 | Kampers | Jan 1986 | |
4604197 | Louboutin et al. | Aug 1986 | |
4650585 | Hong et al. | Mar 1987 | |
4661253 | Williams | Apr 1987 | |
4681685 | Sutton et al. | Jul 1987 | |
4756831 | Menzel et al. | Jul 1988 | |
4780198 | Crawford et al. | Oct 1988 | |
4800021 | Desbos | Jan 1989 | |
4816145 | Goudy, Jr. | Mar 1989 | |
4874519 | Williamson | Oct 1989 | |
4923606 | Gresh et al. | May 1990 | |
4970000 | Eppler et al. | Nov 1990 | |
4999111 | Williamson | Mar 1991 | |
5022993 | Williamson | Jun 1991 | |
5211847 | Kanow | May 1993 | |
5288407 | Bodwell et al. | Feb 1994 |
Entry |
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The TETRA DeepBed Denite.RTM. System. |
Water Pollution Control Federation Manual Of Practice #8, "Activated Sludge". |