| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 06/13/2002 | WO2002046370A1 Promoter for the culture of autrotrophic bacterium at high density |
| 06/13/2002 | WO2002046105A2 Bioreactor for bioremediation of waste water |
| 06/13/2002 | WO2002046104A1 High-density adsorbents of bacteria, closed circulatory system containing the same for fish farming and fish fry culture and fishes fed by using this system |
| 06/13/2002 | WO2002045833A1 Air diffuser and flushing method thereof |
| 06/13/2002 | WO2002045827A1 Multistage immersion type membrane separator and high-concentration wastewater treatment facility using same |
| 06/13/2002 | WO2002020416A3 Polyhydroxyalkanoate levels as an indicator of bioreactor health |
| 06/13/2002 | US20020070164 For aerating waste water in sewage works |
| 06/13/2002 | US20020070163 For use with a conventional septic tank, or other small-scale wastewater treatment facility |
| 06/13/2002 | US20020070162 Adding facultative anaerobic bacteria to an effluent that flows into disposal trench for recovering a soil-based disposal trench that has a biomat slime |
| 06/13/2002 | US20020070152 System for converting organic waste reservoirs into anaerobic digesters |
| 06/12/2002 | EP1213266A1 Process and device for the treatment of liquids |
| 06/12/2002 | EP1213265A1 Process for operating a waste water treatment plant and a clarified water extractor pump for carrying out the process |
| 06/12/2002 | EP1005391B1 Process and apparatus for preparation of vesicles |
| 06/12/2002 | CN1353184A Functional foam plastics of immobilizing carrier of microbes and its preparing process and application |
| 06/12/2002 | CA2328015A1 System for converting organic waste reservoirs into anaerobic digesters |
| 06/11/2002 | US6403365 Process for bacterial treatment of hydrocarbon effluents that contain isoalkanes |
| 06/11/2002 | US6402945 Water treatment system and method |
| 06/11/2002 | US6402941 Apparatus for biological treatment of environmental contaminants and waste |
| 06/11/2002 | US6402065 Method and apparatus for lysing sludge and dividing solids in liquid suspension |
| 06/11/2002 | CA2156439C Urea-surfactant clathrates and their use in bioremediation of hydrocarbon contaminated soils and water |
| 06/06/2002 | WO2002044309A2 Detergent |
| 06/06/2002 | WO2002044094A1 Process for enhancing the efficiency of wastewaster purification and decreasing the demand of reagent |
| 06/06/2002 | WO2002043649A2 Preparation of compositions comprising bacterial strains and volatile plant extracts and therapeutic and industrial applications thereof |
| 06/06/2002 | WO2002028510A3 Lagoon covers providing multi-stage waste treatment |
| 06/06/2002 | WO2002017708A3 System and method for treatment of animal waste |
| 06/06/2002 | US20020066970 Gas dissolving apparatus and method |
| 06/06/2002 | US20020066701 Unified fermentation and thickening process |
| 06/06/2002 | DE10060280A1 Method for elimination of nitrogen in clarification basins using plants or other soil filters comprises mechanical pre-clarification, denitrification, clarification using plants and recirculation |
| 06/06/2002 | DE10058331A1 Method for treating waste water in aeration basin uses hose aerator coiled in spiral shape, which is rotated using turbine driven by aerating gas which drives support disk, on which hose rests |
| 06/06/2002 | DE10054222C1 Method for washing screenings from waste water treatment comprises placing in washer of pure water, coarse filtration, recycling filtered mixture, feeding product to press, removing pressed screenings; and recycling water |
| 06/06/2002 | CA2436787A1 Cleaning agent |
| 06/06/2002 | CA2430292A1 Preparation of compositions comprising bacterial strains and volatile plant extracts and therapeutic and industrial applications thereof |
| 06/05/2002 | EP1211225A1 Apparatus for the biological purification of water containing organic materials and derived products thereof |
| 06/05/2002 | EP1210407A1 Bacterial consortium ebc1000 and a method using the bacterial consortium ebc1000 for remedying biologically recalcitrant toxic chemicals contained in industrial wastewater, waste materials and soils |
| 06/05/2002 | EP1015391B1 Method for the biological treatment of effluent |
| 06/05/2002 | CN2494355Y Upstream overlap sewage treating apparatus |
| 06/05/2002 | CN2494354Y Device for treatment by cyclical active sludge process |
| 06/05/2002 | CN1351970A Circular efficient domestic sewage purifying methane apparatus |
| 06/05/2002 | CN1351969A Purifying treatment method for diffusion water of garbage burying ground |
| 06/04/2002 | US6399188 Sintered porous plastic material |
| 06/04/2002 | US6398959 Solids separator and aeration reservoirs having filters and screens for agricultural waste water treatment; antiseptics; ozone |
| 06/04/2002 | US6398958 Facultative landfill bioreactor |
| 06/04/2002 | US6398957 Surge anoxic mix sequencing batch reactor systems |
| 05/30/2002 | WO2002042229A1 A method for bacterially treating small-tank toilet systems and an apparatus for using same |
| 05/30/2002 | WO2002042228A1 Bioadsoprtion process for the removal of colour from textile effluent |
| 05/30/2002 | WO2002042226A1 Aerobic polishing system for wastewater |
| 05/30/2002 | WO2002041980A1 Device and method for cleaning a fluid, such as water |
| 05/30/2002 | US20020063095 Wastewater treatment |
| 05/30/2002 | US20020063086 Apparatus and method for biological treatment of environmental contaminants and waste |
| 05/30/2002 | CA2431593A1 Device and method for cleaning a fluid, such as water |
| 05/30/2002 | CA2430186A1 Aerobic polishing system for wastewater |
| 05/29/2002 | EP1209465A2 Method for testing soil systems with and without plant cultures for their suitability for waste water purification and test unit |
| 05/29/2002 | EP1207743A1 Method of sequestering carbon dioxide |
| 05/29/2002 | DE10057378A1 Single-basin waste water treatment discharge pump operates series of short pulses during sedimentation phase |
| 05/29/2002 | DE10055911A1 Waste water treatment container has chain-driven moving array of vertically-flushed biomass carrier plates |
| 05/29/2002 | CN2493612Y High-efficient interna/external double-circulation waste water aerobic treating apparatus |
| 05/29/2002 | CN1350985A Method for biochemically treating wastewater |
| 05/29/2002 | CN1350984A Process for preparing hydrophilic elastic plastic filler for treating water |
| 05/29/2002 | CN1085627C Treatment of waste water |
| 05/28/2002 | US6395534 White rot-lignin-modifying fungus Flavodon flavus and a process for removing dye from dye containing water or soil using the fungus |
| 05/28/2002 | US6395522 Apparatus for use water treatment; pollution control |
| 05/28/2002 | US6395177 Process and apparatus for decoloring liquids and water product thereof |
| 05/28/2002 | US6395176 Method for treating waste-activated sludge using electroporation |
| 05/28/2002 | US6395174 Method for lagoon remediation |
| 05/28/2002 | US6395173 Method and device for biologically treating a fluid charged with organic materials whilst producing biogas |
| 05/28/2002 | CA2326951A1 Oxygenation device |
| 05/28/2002 | CA2145031C Method and apparatus for in situ water purification including sludge reduction within water bodies by biofiltration and for hypolimnetic aeration of lakes |
| 05/23/2002 | US20020061584 Methods of using polylactate release compounds |
| 05/23/2002 | US20020061229 Drainage system with a membrane cover |
| 05/22/2002 | EP1206416A1 Hybrid chemical and biological process for decontaminating sludge from municipal sewage |
| 05/22/2002 | CN2492551Y Hollow fibre membrane assembly for film reactor |
| 05/22/2002 | CN2492550Y Reaction sewage treating device |
| 05/22/2002 | CN1349939A Toilet excrements treating process |
| 05/22/2002 | CN1349938A Efficient micro-power consumption domestic sewage treater |
| 05/22/2002 | CN1349937A Isolated aeration biomembrane process |
| 05/22/2002 | CN1349934A Method and reactor for eliminating nitate and nitrogen from drinking water |
| 05/22/2002 | CN1349848A Reactor for non-intersoluble multiple medium phases of different specific weight and its operation method |
| 05/21/2002 | US6391448 Liquid purification beds and beads therefor |
| 05/21/2002 | US6391203 Enhanced biogas production from nitrogen bearing feed stocks |
| 05/21/2002 | US6391202 Process and apparatus for treating wastewater from oil plant processing and cereal processing |
| 05/21/2002 | US6391201 Controlling nutrients in water bodies, choosing mollusks, insertion and filtration |
| 05/21/2002 | US6391192 Apparatus for treating biological sludge |
| 05/21/2002 | US6391184 Decontamination method and system, such as an in-situ groundwater decontamination system, producing dissolved oxygen and reactive initiators |
| 05/21/2002 | CA2200161C Aeration reactor with flow control |
| 05/16/2002 | WO2002038510A1 Improved aerator and mixer |
| 05/16/2002 | WO2002038509A1 Method for separating gas, water and biomass and three-phase separating system |
| 05/16/2002 | WO2002038508A2 Low oxygen organic waste bioconversion system |
| 05/16/2002 | WO2001098435A3 Avalon biopreparation for removing petrol and petrol products from environmental sites and method for producing said biopreparation |
| 05/16/2002 | CA2428417A1 Low oxygen organic waste bioconversion system |
| 05/15/2002 | EP1205443A1 Biological anaerobic fluidised bed apparatus |
| 05/15/2002 | EP1205442A1 Process for the separation of gas, water and biomass and three-phase separation device |
| 05/15/2002 | EP1204608A2 Method of purifying water, suitable bacteria for the method and use thereof |
| 05/15/2002 | EP1204607A1 Method and arrangement for purification of water |
| 05/15/2002 | EP1204606A1 Pateurizing sludge to exceptional quality |
| 05/15/2002 | EP1204605A1 Device and method for purification of waste water |
| 05/15/2002 | EP1091797B1 Method for the biological purification of waste waters and waste gases and biofilter therefor |
| 05/15/2002 | CN2491445Y Efficiency anoxybiontic sewage treatment unit |
| 05/15/2002 | CN2491444Y Three-blade combined non-metallic vane |
| 05/15/2002 | CN1348987A Prepn of microbial colony sludge for efficient treatment of sewage |
| 05/15/2002 | CN1348927A Wind power aeration and air compression apparatus for sewage purifying treatment |