| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 11/25/2003 | US6652743 Filtration; fluid flow; aeration |
| 11/20/2003 | WO2003096010A1 Method of measuring activated sludge inhibitor, monitor for activated sludge inhibitor using the measuring method, method of treating wastewater and wastewater treating apparatus |
| 11/20/2003 | WO2003095375A1 Process for the removal of organic sulfur in wastewater including an oxidative pretreatment |
| 11/20/2003 | WO2003095374A1 Composition and method for sanitizing biogenic wastes |
| 11/20/2003 | WO2003095081A1 Stirring and aerating device for activated sludges |
| 11/20/2003 | WO2003095077A1 Hollow-fibre membrane filtration device and use thereof for purifying waste water, in addition to membrane bioreactor |
| 11/20/2003 | WO2003035561A3 Sustainable process for the treatment and detoxification of liquid waste |
| 11/20/2003 | US20030215934 Comprises bioreactor for propagation of microorganism to use in bioremediation and waste treatment |
| 11/20/2003 | US20030213745 Sewage treatment apparatus for biodegrading animal waste from agricultural operations, using microalgae to produce oxygen for biochemical oxygen demand; automatic system including algae culturing, distribution |
| 11/20/2003 | US20030213734 A filter system for removal of carbonaceous matter, nitrogenous matter, aerobic and anaerobic processes in same chamber, oxygen demand; aquaculture systems of fish and animals, sewage treatment |
| 11/19/2003 | EP1362635A1 Stirring device for a fermenter of a biogas plant |
| 11/19/2003 | EP1361913A1 Water filter |
| 11/19/2003 | EP0888434B1 Enzymatic detergent composition and method for degrading and removing bacterial cellulose |
| 11/19/2003 | CN2586691Y Gas-collecting waste water biological treatment filler |
| 11/19/2003 | CN1457322A Drain treating method, drain treating device and drain treating system |
| 11/19/2003 | CN1457321A Method and system for treating nitrogen-containing compound |
| 11/19/2003 | CN1456519A High or low concentration organic waste water treater by microbes |
| 11/19/2003 | CN1456518A Method and apparatus for treating sewage and recovering marsh gas |
| 11/19/2003 | CN1128110C Physiological microbe-earthworm filter pool system for treating household sewage |
| 11/19/2003 | CN1128109C Biological sewage denitrifying method |
| 11/18/2003 | US6649401 Gram-positive fatty acid degrader |
| 11/18/2003 | US6649397 Microbial culture liquors containing microorganisms differing in characteristics and living in symbiosis and metabolites thereof, carriers and adsorbents containing the active components of the culture liquors and utilization of the same |
| 11/18/2003 | US6649027 Water reclamation system |
| 11/13/2003 | WO2003093180A1 Biological denitrification apparatus and method using fluidized-bed reactor filled with elemental sulfur |
| 11/13/2003 | WO2003093179A1 Compositions and methods for the treatment of wastewater and other waste |
| 11/13/2003 | WO2003093178A1 Organic slurry treatment process |
| 11/13/2003 | US20030209499 Clarification of water and wastewater |
| 11/13/2003 | US20030209490 Desulfurization by hydrogen peroxide oxidation |
| 11/13/2003 | US20030209489 System and method for remediation of waste |
| 11/13/2003 | US20030209478 Filtration device for a waste water treatment system |
| 11/13/2003 | US20030209476 Biological fluidized bed apparatus |
| 11/13/2003 | US20030209262 Multilayer vessel; support grid, filter, drainage aperture;removal of hydrocarbons using mixture of surfactant and microorganism capable of biodegradation |
| 11/12/2003 | EP1361198A1 Process for treating water and treatment plant |
| 11/12/2003 | EP1360986A1 Hydro dynamic impulse accelerator |
| 11/12/2003 | EP1360149A1 Self-adaptive method for regulating an effluent treating plant, in particular for waste water |
| 11/12/2003 | CN2585857Y Sewage treatment plant |
| 11/12/2003 | CN2585856Y Splicing aeration biological filter chamber |
| 11/12/2003 | CN2585855Y High efficiency and integrated aeration biological reacting filter |
| 11/12/2003 | CN2585854Y Plate membrane biological reactor |
| 11/12/2003 | CN1454856A Batch type integrated membrane bioreactor |
| 11/12/2003 | CN1454855A Up-ward spiral flow bioreactor for sewage treatment and treatment system composed thereof |
| 11/12/2003 | CN1454852A Zeolite-bio combined adsorption regenerative sewage treating process |
| 11/12/2003 | CN1127454C Waste water treatment apparatus |
| 11/12/2003 | CN1127366C Comprehensive water treatment system for aquaculture water |
| 11/11/2003 | US6645374 Membrane module for gas transfer and membrane supported biofilm process |
| 11/07/2003 | CA2428070A1 System and method for remediation of waste |
| 11/06/2003 | WO2003091170A1 Microbial consortium for the biodegradation of dithiocarbamates |
| 11/06/2003 | WO2003091169A1 Aerator |
| 11/06/2003 | WO2003091168A1 Aerobic wastewater management system, apparatus, and method |
| 11/06/2003 | WO2003091160A2 Process for treatment of organic wastes |
| 11/06/2003 | WO2002063023A3 Sustained totipotent regenerable tissue culture of arundo donax (giant reed) and totipotent tissue and plants produced therefrom |
| 11/06/2003 | US20030207443 A harvesting device which is suitable for use with waste treatment apparatus of the type including an elevated main body supporting a base composed of a plurality of spaced-apart parallel support elements defining the bottom of a treatment |
| 11/06/2003 | US20030207440 Decontamination of soil and groundwater |
| 11/06/2003 | US20030205524 Process for treatment of aqueous environments containing a water-soluble polymer |
| 11/06/2003 | US20030205523 Microbiological removal of bromine salts from fluid streams |
| 11/06/2003 | US20030205519 Apparatus and method for cleaning membrane filtration modules |
| 11/06/2003 | CA2483242A1 Aerobic wastewater management system, apparatus, and method |
| 11/06/2003 | CA2482435A1 Aerator |
| 11/05/2003 | EP1359125A2 Combined biotechnological-chemical method for the treatment of liquid wastes from the table olives production |
| 11/05/2003 | EP1358005A1 Air diffuser and flushing method thereof |
| 11/05/2003 | CN2584598Y Dynamic microfoam biological packing |
| 11/05/2003 | CN1454255A Method for the preparation of stable and reusable biosensing granules |
| 11/05/2003 | CN1453226A New microbe and discharge sewage treating method |
| 11/05/2003 | CN1453225A Separated anaerobic and aerobic domestic sewage treating process and system |
| 11/05/2003 | CN1453224A Maze biological carrier separator for biological fluidizing reactor |
| 11/05/2003 | CN1453223A Sewage treating method and apparatus with three-phase biological fluidized bed reactor |
| 11/05/2003 | CN1453221A Modifier for ecological environment of aquiculture pond bottom and its usage |
| 11/04/2003 | US6642439 Basidiomycete manganese peroxidase gene-transferred plant and a method for removing an environmental contaminant using the same |
| 11/04/2003 | US6641733 For removing fouling materials from surfaces of porous hollow fiber membranes; for gases from a venturi, jet, or bioreactors |
| 10/30/2003 | WO2002063024A3 Sustained totipotent culture of selected monocot genera |
| 10/30/2003 | US20030203470 Microorganism and drainage method |
| 10/30/2003 | US20030203183 Membrane module elements |
| 10/30/2003 | US20030201554 Gas dissolving apparatus and method |
| 10/30/2003 | US20030201227 Supplying butane, propane; air pollution control |
| 10/30/2003 | US20030201225 Organic slurry treatment process |
| 10/30/2003 | US20030201224 Microbial consortium for the biodegradation of dithiocarbamates |
| 10/29/2003 | EP1355860A1 Apparatus and method for biological treatment of environmental contaminants and waste |
| 10/29/2003 | CN2583093Y High efficient energy-saving stirrer |
| 10/29/2003 | CN2583092Y Biological ceramsite water purifier |
| 10/29/2003 | CN1451614A Diffusionless full-sealed hospital sewage treating system |
| 10/29/2003 | CN1451613A Organic ecological regulator for artificial shrimp pond water and preparing method thereof |
| 10/29/2003 | CN1125786C Reactor for depuration of polluted waste waters |
| 10/28/2003 | US6639098 Bioremediation of impurties obtained through microorganismal reduction; obtain sample, incubate with ester of hydroxy acid, monitor by-products |
| 10/28/2003 | US6638427 Waste water treatment method being able to treat surface active agent, nitrogen, hydrogen peroxide and phosphor with high efficiency |
| 10/28/2003 | US6638420 Apparatus for sewage treatment |
| 10/23/2003 | WO2003086992A1 Clarifying sludge container with a device for sludge concentration |
| 10/23/2003 | WO2003086987A1 Method and device for purifying a liquid medium |
| 10/23/2003 | WO2003086986A1 Odour control of wastewater canal system |
| 10/23/2003 | WO2003086985A1 Method for reducing the production of sludge during a method for purifying aqueous effluents by means of aerobic biological fermentation |
| 10/23/2003 | WO2003086977A1 Methods and apparatus for treating animal manure |
| 10/23/2003 | WO2002094181B1 Gram-positive fatty acid degrader |
| 10/23/2003 | WO2002038508A9 Low oxygen organic waste bioconversion system |
| 10/23/2003 | WO2002029007A3 Bacteria used for oxidising arsenic, method for selecting same and uses thereof for treating media containing arsenic |
| 10/23/2003 | US20030196953 Wastewater trickle tower spraying arrangement |
| 10/23/2003 | US20030196437 Gas transfer energy recovery and effervescence prevention apparatus and method |
| 10/23/2003 | DE20312696U1 Small-scale waste water or sewage treatment plant for remote settlement has twin-component jet |
| 10/23/2003 | CA2481867A1 Methods and apparatus for treating animal manure |
| 10/22/2003 | EP1354940A2 Process and apparatus for conversion of biodegradable organic materials into product gas |
| 10/22/2003 | EP1354622A2 Gas transfer energy recovery and effervescence prevention apparatus and method |
| 10/22/2003 | EP1353878A2 Process for treating activated sludge wastewater |