| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 04/18/1996 | DE4429406A1 Process cleans water effluent with upward-moving hollow cylindrical plastic fibres |
| 04/18/1996 | DE19529132A1 Decontamination process for industrial waste using activated sludge |
| 04/18/1996 | CA2435648A1 Microbiological parts washer |
| 04/17/1996 | EP0706500A1 Method for increasing the capacity of sewage treatment plant |
| 04/17/1996 | CN2224843Y Low pressure and varied high performance spraying aerating apparatus |
| 04/17/1996 | CN1120833A Method of treating waste water containing organic and inorganic compounds, particularly waste water arising from the manufacture of epichlorohydrin |
| 04/16/1996 | US5508194 Mixed cultures of achromobacter and mycobacterium also containing ammonium chloride, hydrated magnesium sulfate, sodium chloride and monobasic potassium phosphate for simple, efficient biodegradation |
| 04/16/1996 | US5508193 Pseudomonas strain for degradation of s-triazines in soil and water |
| 04/16/1996 | US5507951 Distillation, cation exchanging, bacteriological treatment, oxidation and ultraviolte radiation treatment, regeneration of cation exchange resin |
| 04/16/1996 | US5507950 Purification of outdoor water, elimination of water-bloom |
| 04/16/1996 | US5507946 Apparatus for wastewater treatment |
| 04/11/1996 | WO1996010542A1 A carrier medium to retain a biofilm for cleaning waste water and a process for the production of this carrier medium |
| 04/11/1996 | DE4435999A1 Purificn. of effluent contg. organic halogen cpds., esp. chlorinated hydrocarbon(s) |
| 04/10/1996 | EP0705904A1 Luminescent nitrifying microorganisms |
| 04/10/1996 | CN1120026A Processing of four-time recovery and two-stage treatment of paper pulping waste liquid |
| 04/10/1996 | CN1120025A Method for simultaneously processing kitchen waste water and new refuse |
| 04/10/1996 | CN1120024A Method of treating seawater for aquatic products breeding |
| 04/10/1996 | CN1120023A Disposal method of sulfur-contained organic effluent and gas purifying special equipment-gas balancing apparatus |
| 04/10/1996 | CN1119961A Reverse washing method of water processing apparatus using floating filtering material |
| 04/09/1996 | US5506096 Monitoring the metabolic activity of mixed culture of microorganisms by measuring fluorescent emission caused by excitation with light for a characteristic fluorophore |
| 04/09/1996 | US5505881 Nozzle and method of use |
| 04/09/1996 | US5505862 Subjecting to aerobic treatment following heavy medium separator and a downstream anaerobic treatment with precisely controlled circulation |
| 04/09/1996 | US5505848 Fermentation apparatus |
| 04/09/1996 | US5505541 Structure for mounting an agitating apparatus for a digestion tank |
| 04/04/1996 | WO1996009990A2 Process for aerobic high-performance pressurized highly dynamic waste water purification, and device for carrying out this process |
| 04/04/1996 | WO1996009989A1 Aerator with improved efficiency |
| 04/04/1996 | WO1996009988A1 Treatment of nutrient-rich water |
| 04/04/1996 | WO1996009987A2 Process and arrangement for biodegrading pollutants in water |
| 04/04/1996 | DE4434753A1 Verfahren und Anlage zum biologischen Abbau von Schadstoffen in wäßrigen Flüssigkeiten Process and apparatus for the biodegradation of pollutants in aqueous liquids |
| 04/04/1996 | DE19501350C1 Reducing deposit of mucin(s) in circulating |
| 04/04/1996 | CA2201643A1 Treatment of nutrient-rich water |
| 04/03/1996 | EP0704237A2 Device for introducing gas |
| 04/03/1996 | EP0703828A1 Process and device for separating suspended substances from fluids |
| 04/03/1996 | CN1119849A Fixed-bed bioreactor and carrier bodies for purifying fluids |
| 04/02/1996 | US5503774 Class of bifunctional additives for bioremediation of hydrocarbon contaminated soils and water |
| 04/02/1996 | US5503766 Enzymatic solutions containing saponins and stabilizers |
| 04/02/1996 | US5503748 Sequencing batch air-lift reactor and method for treating wastewater |
| 03/28/1996 | WO1996009253A1 Method for cleaning contaminated water |
| 03/28/1996 | DE4434540A1 Verfahren zur aeroben Hochleistungs-Abwasserreinigung unter Druck sowie starker Dynamik und Vorrichtungen zur Durchführung des Verfahrens A method for aerobic wastewater treatment under high-pressure and high dynamics and apparatus for performing the method |
| 03/28/1996 | DE19537806A1 Rapidly introducing gas into liq., e.g. for water oxygenation |
| 03/27/1996 | EP0703194A1 Process for controlling aeration of a tank for biological waste water treatment |
| 03/27/1996 | EP0702663A1 Process for purifying sulphide-containing waste water |
| 03/27/1996 | CN1031392C Equipment for biologically generating hydrogen by organic waste water fermenting process |
| 03/27/1996 | CA2132897A1 Waste water treatment system |
| 03/26/1996 | US5501978 Aeration drum for composting toilet |
| 03/26/1996 | US5501800 Treatment of water to remove gas vacoulate cyanobacteria |
| 03/26/1996 | US5501790 Aquarium filter |
| 03/21/1996 | DE4447339C1 Ventilation system for a sewage biological filter |
| 03/21/1996 | DE4433444A1 Biological process for waste water purificn. |
| 03/21/1996 | DE4433413A1 Purificn. of metal-contaminated, sulphate-rich, acidic water |
| 03/20/1996 | EP0701974A1 Apparatus for aerobic treatment of waste water |
| 03/20/1996 | EP0701537A1 Method for removing soluble metals from an aqueous phase |
| 03/20/1996 | EP0701475A1 Method and apparatus for separating solids from a liquid |
| 03/20/1996 | CN2222714Y Mechano-electronic integrated jet aeration three phase biological fluidized bed |
| 03/19/1996 | US5500306 High efficiency energy conversion and treatment of organic waste |
| 03/19/1996 | US5500135 Method for effecting gas-liquid contact |
| 03/19/1996 | US5500131 Flocculation |
| 03/19/1996 | US5500123 To produce methane |
| 03/19/1996 | US5500119 Submerged fixed media for nitrification |
| 03/19/1996 | US5500118 Biogas reactor for the anaerobic treatment of waste water |
| 03/19/1996 | US5500112 Apparatus for biological treatment of effluent |
| 03/19/1996 | US5500111 Bacteria supporting medium, especially useful for pretreatment of waste water |
| 03/19/1996 | CA2010156C Process for the disinfection and aerobic stabilization of sewage sludge |
| 03/14/1996 | WO1996007619A1 Methods and apparatus for biodegradation of polluted fluids |
| 03/14/1996 | WO1996007618A1 Water filtration |
| 03/14/1996 | DE19531519A1 Pseudomonas sp. strain 2nIII (DMS 9387) |
| 03/14/1996 | DE19518234A1 Anaerobic or aerobic prodn of methane |
| 03/13/1996 | EP0700873A1 Waste water treatment method, suspensed matter separation method, and method for saturating a liquid with a gas |
| 03/13/1996 | EP0700713A1 Solid-liquid separator |
| 03/13/1996 | EP0700476A1 Improvements in bioremediation of hydrocarbon contaminated soils and water |
| 03/13/1996 | EP0644859B1 Process and plant for the purification of polluted water |
| 03/12/1996 | CA1338139C Anoxic ammonia oxidation |
| 03/07/1996 | WO1996006667A2 High capacity ultrafiltration apparatus |
| 03/07/1996 | DE4431689A1 Ventilating arrangement for biological filters, waste water in sewage plants etc. |
| 03/06/1996 | EP0699631A1 Method for reducing the odour emission of water streams arising in the food industry |
| 03/06/1996 | EP0699629A2 Urea-surfactant clathrates and their use in bioremediation of hydrocarbon contaminated soils and water |
| 03/06/1996 | EP0699173A1 Apparatus and process for treating waste effluent |
| 03/06/1996 | EP0699172A1 Bioreactor for biological treatment of contaminated water |
| 03/06/1996 | EP0699096A1 A chemical-biological process for dehalogenation of halogenated organic compounds |
| 03/06/1996 | CN1118154A Method and apparatus for biological activation waste water treatment |
| 03/06/1996 | CN1118153A Reactor for biological sewage purification |
| 03/06/1996 | CN1117891A Method and device for controlled motion of water in water basins |
| 03/06/1996 | CN1031185C Comprehensive treatment method for sizing waste-water |
| 03/05/1996 | US5496723 Inoculation for pollution control and culture of acinetobacter with nutrients |
| 03/05/1996 | US5496472 Method and apparatus for denitrification of wastewater |
| 03/05/1996 | US5496469 Apparatus for reducing and separating emulsions and homgeneous components from contaminated water |
| 02/29/1996 | WO1996006050A1 Combined screw for water processing apparatuses |
| 02/29/1996 | WO1996005908A1 Zero waste effluent water desalination system |
| 02/29/1996 | WO1996005726A1 Process and device for regulating and improving water quality |
| 02/29/1996 | DE4430077A1 Verfahren und Vorrichtung zum Regulieren und Verbessern der Wasserqualität Method and apparatus for regulating and improving the water quality |
| 02/28/1996 | EP0698579A2 Apparatus and method for treatment of waste water and/or exhaust gases containing fluorine and surface active agents |
| 02/28/1996 | EP0698407A1 Waste water treatment reactor with a partition containing nozzles |
| 02/28/1996 | EP0697911A1 Method of mixing and treating liquid with air and means for performing the method |
| 02/28/1996 | EP0697910A1 Method for biological cleaning of a contaminated gas flow |
| 02/27/1996 | US5494585 Water remediation and purification system and method |
| 02/27/1996 | US5494581 Aerobic processing of microorganism by artificial induced wave |
| 02/27/1996 | US5494580 Method of decontamination of a hydrocarbon-polluted environment by the use of bacterial compositions |
| 02/27/1996 | US5494577 Membrane bioreactor with gas lift system |
| 02/27/1996 | US5494574 Mechanically mixed packed bed bioreactor |
| 02/22/1996 | WO1996005144A1 Media for a rotating biological contactor |