US5169293A
(en )
1992-12-08
Ejector with high vacuum force in a vacuum chamber
CA2143362C
(en )
2007-07-03
Gas dissolving
US4019983A
(en )
1977-04-26
Disinfection system and method
CA2116248A1
(en )
1994-01-20
A reactor
US4455232A
(en )
1984-06-19
Method and apparatus for induced-flow circulation and pressurized aeration in a barrier oxidation ditch
US5041217A
(en )
1991-08-20
Apparatus for maximizing biological use of entire volume of endless channel in an oxidation ditch
CA1071777A
(en )
1980-02-12
Activated sludge system with staggered partition basin
US6372140B2
(en )
2002-04-16
Diffused aeration method
RU94020399A
(ru )
1996-02-27
Реактор для ввода газа в жидкость
US4532038A
(en )
1985-07-30
Flow control apparatus for aerobic sewage treatment
TW217992B
(en )
1993-12-21
A reactor
US6079864A
(en )
2000-06-27
Horizontal flow generation system
TW281638B
(en )
1996-07-21
A reactor for introducing a gas into a fluid and a method of aerating a fluid with a gas
CA1063265A
(en )
1979-09-25
Liquid aeration device
JPS6068097A
(ja )
1985-04-18
汚水中のν,p除去装置
US2911205A
(en )
1959-11-03
Method and apparatus for increasing gas absorption in liquids
US5556538A
(en )
1996-09-17
Denitrification system
KR20030012925A
(ko )
2003-02-12
다단계 미세기포 산기와 용해장치의 상호 배치 및 연관 시스템
ES8401424A1
(es )
1983-12-01
Un dispositivo aireador de inmersion para airear cantidades de agua relativamente grandes.
SU977398A1
(ru )
1982-11-30
Способ аэрировани воды и устройство дл его осуществлени
SU1390195A1
(ru )
1988-04-23
Устройство дл аэрировани воды
GB2324049B
(en )
2001-05-23
Aerators
AU665266B2
(en )
1995-12-21
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GB1597845A
(en )
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PL189121B1
(pl )
2005-06-30
Urządzenie do przyśpieszania wzrostu liczby drobnoustrojów w ściekach