| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 02/23/2006 | DE102004020837B4 Fungus mucor hiemalis, useful for the removal of heavy metals e.g. mercury, chromium, uranium and aluminum in ground-and surface water, purification plants, waste water and industrial water is new |
| 02/23/2006 | DE10129541B4 Verfahren und Vorrichtung zur Reinigung von Abwasser Method and apparatus for purification of waste water |
| 02/23/2006 | DE10001181B4 Verfahren und Anlage zur Sedimentation und Denitrifikation von Abwasser nach dem Belebtschlammverfahren Method and apparatus for sedimentation and denitrification of wastewater by activated sludge process |
| 02/23/2006 | CA2836681A1 Apparatus, system and method for remediation of contamination |
| 02/23/2006 | CA2576525A1 Apparatus, system and method for remediation of contamination |
| 02/22/2006 | EP1627854A1 Method for direct selection of a predetemined low sludge index in a Sequencing Batch Reactor system |
| 02/22/2006 | EP1558530A4 Apparatus and methods for purifying a waste influent material |
| 02/22/2006 | CN2760018Y Dual external circulation biological fluidized bed effluent treatment plant |
| 02/22/2006 | CN2760017Y Pipe type sewage filter |
| 02/22/2006 | CN2760016Y Rotary mixing aerator |
| 02/22/2006 | CN2760015Y Double-layer air-spreading stream-breaking aerator |
| 02/22/2006 | CN1736910A Module combined type rainwater and effluent disposing system of minisize ecological filter tank |
| 02/22/2006 | CN1736908A Method and system for harnessing consumer waste landfill percolate |
| 02/22/2006 | CN1736907A Deep cleaning treatment process for city effluent |
| 02/22/2006 | CN1736906A Waste water treatment method and system of cold rolling emulsion |
| 02/22/2006 | CN1736902A Highly effective synchronous biological dephosphorize denitrification reactor |
| 02/22/2006 | CN1736901A Ammonia nitrogen containing waste water treatment method |
| 02/22/2006 | CN1736900A Biodisc and method for effluent treatment using same |
| 02/22/2006 | CN1736899A Biodisc and method for effluent treatment using same |
| 02/22/2006 | CN1736898A Treatment method of waste water arising from process of extracting ganglioside from animal brain tissue |
| 02/22/2006 | CN1243165C Toilet system |
| 02/22/2006 | CN1243157C Sewage treatment method for construction wetland of ditch and river bank |
| 02/22/2006 | CN1242941C Method for treating urban sewage through denitrifying process for phophorous removal and denitrification in biomembrane system in sequential batch mode |
| 02/22/2006 | CN1242940C Method for treating urban sewage through denitrifying process for phophorous removal and defluorination |
| 02/22/2006 | CN1242935C Culturing method of microbe for high temperature waste water biochemical treatment |
| 02/22/2006 | CN1242934C Microorganism metabolism type regulate and control method for sulphate waste water treatment |
| 02/22/2006 | CN1242933C High temperature aerobic digestion device for sludge |
| 02/21/2006 | US7001520 Method for treating waste-activated sludge using elecroporation |
| 02/21/2006 | US7001519 and agricultural waste water; sequenced bioreactor for bioremediation of biological oxygen demand, nitrogen and phosphorous; suspended carrier bioreactors for anaerobic denitrification and aerobic nitrification |
| 02/21/2006 | US7001516 Process for removing phosphorus from wastewater utilizing a triple basin wastewater treatment system |
| 02/21/2006 | US7001514 Septic tank |
| 02/16/2006 | WO2006017738A1 Method of and apparatus for converting biological materials into energy resources |
| 02/16/2006 | WO2006017415A2 Waste activated sludge anaerobic contact waste stream treatment process-recycle |
| 02/16/2006 | WO2005058759A3 Flow-through oxygenator |
| 02/16/2006 | US20060035299 Method for treatment of indwelling catheter occlusion using fibrinolytic metalloproteinases |
| 02/16/2006 | US20060033220 Cyclic aeration system for submerged membrane modules |
| 02/16/2006 | US20060032821 Treatment of iron contaminated liquids with an activated iron solids (AIS) process |
| 02/16/2006 | US20060032815 Waste water is brought into contact with microorganism-containing sludge particles under anaerobic conditions; then an oxygen- gas is fed to the sludge particles; sludge granules are allowed to settle; removing organic nutrients, nitrogen compounds and phosphate |
| 02/16/2006 | DE102004033808A1 Intensive gasification of liquid, especially waste water, in a tank, by transfering liquid to gasifying chamber via outlet or overflow to gasifying chamber, oxygenating and recycling to tank |
| 02/16/2006 | CA2574913A1 Integrated permeate channel membrane |
| 02/15/2006 | EP1625886A1 Apparatus for sewage treatment plants comprising aerators that can be removed without detaching the fixed bed |
| 02/15/2006 | EP1625885A1 Integrated permeate channel membrane |
| 02/15/2006 | EP1019327B1 Method for eliminating a nitrogenated heterocyclic, or aromatic, compound in an effluent |
| 02/15/2006 | CN2758247Y Biological treatment equipment for simultaneously treating waste water and waste gas of garbage compression station |
| 02/15/2006 | CN2758245Y Improved film surface type porous aerator |
| 02/15/2006 | CN1735565A Anaerobic fermenter |
| 02/15/2006 | CN1735452A Mixing chamber |
| 02/15/2006 | CN1733625A Textile printing and dyeing waste water processing system and method |
| 02/15/2006 | CN1733618A Process and apparatus for removing ferromanganese from underground water |
| 02/15/2006 | CN1242069C Method for screening natural-mixed anaerobic hydrogen-producing microorganism |
| 02/15/2006 | CN1241850C Waste water treating and resource recovering method for allomaleic acid production process |
| 02/15/2006 | CN1241846C Appts. and method for treating organic waste water |
| 02/15/2006 | CN1241845C Mixing, aeration or oxygenating method and apparatus |
| 02/15/2006 | CN1241844C Apparatus for processing fluids, system for processing fluids and liquid processing method |
| 02/15/2006 | CN1241843C Waste water treatment method using magnetic sludge |
| 02/15/2006 | CN1241676C Multistage immersion type membrane separator and high-concentration wastewater treatment facility using same |
| 02/14/2006 | US6998048 waste/sewage treatment system; an anoxic (septic) pretreatment tank, a granular fixed film denitrification reactor, and a membrane bioreactor; periodic recycling; pollution control |
| 02/12/2006 | CA2477333A1 Membrane supported biofilm process for autotrophic reduction |
| 02/09/2006 | US20060030024 Start-up method for filtering membranes to remove glycerin |
| 02/09/2006 | US20060030021 Novel microorganism acidovorax temperans and uses therefor |
| 02/09/2006 | US20060027497 Method of sludge recycling |
| 02/09/2006 | US20060027496 Microbial manure treatment system |
| 02/09/2006 | US20060027495 Waste activated sludge anaerobic contact waste stream treatment process-recycle |
| 02/09/2006 | DE102004036634A1 Vorrichtung zum Begasen von Flüssigkeiten und Verfahren zur Montage der Vorrichtung A device for gassing liquids and method of assembling the apparatus |
| 02/09/2006 | DE102004034114A1 Small clarification plant, useful for biological purification of household waste water, comprising preclarification tank, activation tank and buffer tank for receiving overflow from preclarification tank |
| 02/08/2006 | EP1623959A1 PVA-decomposing bacteria and method for decomposing PVA |
| 02/08/2006 | EP1622704A1 Composite fluid separation membrane module |
| 02/08/2006 | EP1622703A1 Membrane module elements |
| 02/08/2006 | EP1461141A4 Method of using water soluble polymers in a membrane biological reactor |
| 02/08/2006 | EP1093514B1 Non-macroporous inorganic support for bioremediation |
| 02/08/2006 | CN2756631Y Atmospheric medium aerator |
| 02/08/2006 | CN2756630Y Biological membrane reactor for waste water treatment |
| 02/08/2006 | CN2756617Y Glass fiber reinforced plastic waste water purifying tank |
| 02/08/2006 | CN1730729A Biological degreasing agent used in metal processing pretreatment of oil removing and degreasing, and method for processing metal surface greasy dirt |
| 02/08/2006 | CN1730415A Technique for treating garbage percolate based on diatomite and UASB |
| 02/08/2006 | CN1730412A Active sludge process analogy method |
| 02/08/2006 | CN1730411A Porous ceramics with sewage biological treatment flora |
| 02/08/2006 | CN1730410A Improved bioreactor |
| 02/08/2006 | CN1730409A On-line control method for aeration quantity in sewage biological treatment technique |
| 02/08/2006 | CN1730405A Technique for treating town domestic sewage by biological flocculation - oxidation treatment |
| 02/08/2006 | CN1240632C Equipment and method for purifying wastewater |
| 02/08/2006 | CN1240630C Propulsive wave eliminating and oxygenating unit |
| 02/08/2006 | CN1240629C Floated wave eliminating and oxygenating unit |
| 02/08/2006 | CN1240628C Method for separating gas, water and biomass and three-phase separating system |
| 02/08/2006 | CN1240625C Highly efficient denitrogenation method for aerobe |
| 02/08/2006 | CN1240624C Biological treatment method of waste water from printing and dying |
| 02/08/2006 | CN1240492C Method for processing waste products and corresponding processing plant |
| 02/07/2006 | US6994793 Process for remediating ground water containing one or more nitrogen compounds |
| 02/07/2006 | US6994329 Floating paddlewheel aerator |
| 02/06/2006 | CA2508213A1 Water treatment system, apparatus and method |
| 02/02/2006 | WO2005026054A3 Drain and flood wastewater treatment system and associated methods |
| 02/02/2006 | US20060021936 Hollow gas transfer fibre arranged in tows and potted into module, for treating wastewater by supplying hydrogen containing gas; oxygen demand; pollution control |
| 02/02/2006 | US20060021935 Circulating sewage/waste water purification device |
| 02/02/2006 | US20060021924 Wastewater treatment system |
| 02/02/2006 | DE202005016380U1 Wasseraufbereitungssystem zum Aufbereiten von Abwässern aus Aufzuchtanlagen für in Wasser lebende Tiere Water treatment system for treating effluents from aquaculture facilities for people living in aquatic animals |
| 02/02/2006 | CA2575377A1 Waste water purification apparatus |
| 02/01/2006 | EP1621609A1 PVA-decomposing bacteria and method for decomposing PVA |
| 02/01/2006 | EP1141702B1 Method for measuring nitrification rates in biochemical processes |
| 02/01/2006 | EP1112232B1 Method of treating waste water |
| 02/01/2006 | CN2755082Y Adjustable water-quality purifier with float green island underwater |