Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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04/24/2013 | CN103058451A Starch wheat and alcohol waste water processing technology |
04/24/2013 | CN103058450A Treatment device for fouling organisms and water delivery engineering system |
04/24/2013 | CN103058393A Fermentation production method of Bacillus subtilis preparation |
04/24/2013 | CN103058392A Method and device removing nitrates from water body by single-stage autotrophic denitrification |
04/24/2013 | CN103058391A Method for treating orange can production wastewater with Phanerochaete chrysosporium |
04/24/2013 | CN103058390A Water treatment process of microbiological degradation of perchlorate |
04/24/2013 | CN103058389A In-situ purifying dry powder preparation for polluted water sludge |
04/24/2013 | CN103058388A Method for treating cyanobacteria in lakes by using loofah sponge to immobilize photosynthetic bacteria or compound microorganisms |
04/24/2013 | CN103058387A Method of treating and recycling food processing waste water by using photosynthetic bacterium |
04/24/2013 | CN103058386A Method for treatment of fish culture sewage by microbial flocculation |
04/24/2013 | CN103058385A Process for treatment of high density aquaculture sewage |
04/24/2013 | CN103058384A Method for repairing organic substance polluted water body by using typha minima |
04/24/2013 | CN103058383A Multifunctional modularized floating island for in-situ restoration of polluted rivers and lakes |
04/24/2013 | CN103058382A Movable artificial wetland system |
04/24/2013 | CN103058381A Artificial wetland waterpower flow path driving system and method |
04/24/2013 | CN103058380A Method and device for controlling etching waste liquid with low copper content by using algae |
04/24/2013 | CN103058379A Combined biological turntable reactor for implementing one-step autotrophic nitrogen removal process |
04/24/2013 | CN103058378A Integration device for sewage treatment bio-diatomite suspension filter bed |
04/24/2013 | CN103058377A SBR nitrosation recovery method through utilizing intermittent aeration |
04/24/2013 | CN103058376A Method suitable for low-ammonia-nitrogen SBR nitrosation recovery |
04/24/2013 | CN103058375A Anaerobic-aerobic process control method for efficient phosphorus removal and nitrogen reservation of municipal domestic sewage |
04/24/2013 | CN103058374A Method for treating high-content ammonia and nitrogen for shortcut nitrification to discharge effluent by coupling simultaneous denitrification of sludge fermentation with autotrophic nitrogen removal |
04/24/2013 | CN103058373A Method for slowing down membrane pollution to A/O-MBR (membrane biologic reactor) |
04/24/2013 | CN103058372A Down-flow integrated nitrification and denitrification aeration biological filtering device and method |
04/24/2013 | CN103058371A Composite membrane bioreactor for improving particle size distribution of activated sludge and microenvironment |
04/24/2013 | CN103058370A Method for quickly starting nitrosification through preposed anaerobic stirring |
04/24/2013 | CN103058369A A method for surfactant wastewater treatment by using a microbe enhanced A / O process |
04/24/2013 | CN103058368A Reactor integrating sludge reduction by using water earthworms and synchronous degradation of organic pollutants and method |
04/24/2013 | CN103058367A Device for treating low-temperature degradation-resistant industrial wastewater by using EGSB (Expanded Granular Sludge Bed)-digestion tank |
04/24/2013 | CN103058366A Culture method for anaerobic granular sludge for acrylic waste water biochemical treatment |
04/24/2013 | CN103058365A Anaerobic ammonia oxidization granule sludge starting method for treatment of urban sanitary sewage |
04/24/2013 | CN103058364A Method for rapidly starting SBA (sequencing batch reactor) nitrosation at low temperature |
04/24/2013 | CN103058363A Preparation method for filler used in domestic sewage treatment process |
04/24/2013 | CN103058362A Suspension filler for water treatment |
04/24/2013 | CN103058361A Biological fluidized bed reactor for removing ammonia nitrogen in high-pollution raw water |
04/24/2013 | CN103058360A Biological rotating disc in combination of non-woven fabrics package and biological carrier filler filling |
04/24/2013 | CN103058359A Integral controller applied to aeration tank for sewage treatment |
04/24/2013 | CN103058358A Biological filter capable of improving sewage interception capacity of down-flow biological filter |
04/24/2013 | CN103058357A Manufacturing method of biological stuffing for processing degradation-resistant wastewater |
04/24/2013 | CN103058356A Method of surface modification for environmentally-friendly carbon fibers |
04/24/2013 | CN103058355A Anti-blockage three-phase biological fluidized bed |
04/24/2013 | CN103058323A Sonotrode or horn and high frequency vibration device |
04/24/2013 | CN103055729A Gas-liquid mixing generation device |
04/24/2013 | CN103055703A Membrane cleaning with pulsed airlift pump |
04/24/2013 | CN103053447A Purified water aquaculture system using aeration assembly |
04/24/2013 | CN102618446B Method for cultivating oleaginous microalgae by using fecal sewage |
04/24/2013 | CN102616940B Purification treatment method for nickel plating wastewater |
04/24/2013 | CN102616924B Method for increasing biochemical treatment ability of printing and dyeing wastewater by utilizing enzyme activity soybean meal |
04/24/2013 | CN102583776B Compound bacteria enzyme preparation for improving cultivation watery environment and preparation method |
04/24/2013 | CN102583744B Biological treatment method of aquatic product processing wastewater |
04/24/2013 | CN102557253B Organism-strengthened pollution reducing ditch |
04/24/2013 | CN102533596B Alcaligenes denitrificans with denitrification performance and application thereof |
04/24/2013 | CN102503368B Spherical haydite matrix for constructed wetland and its preparation method |
04/24/2013 | CN102502971B Mechanical immersion device for microorganism to be placed in soft sponge foam type carrier |
04/24/2013 | CN102443556B Bacterium Rhodanobacter sp. for removing ammonia nitrogen in sewage at low temperature and separation culture method |
04/24/2013 | CN102417240B Constructed wetland sewage treatment device |
04/24/2013 | CN102381766B Method for restoring chromium-polluted water body by using water plant Lythrum salicaria Linn |
04/24/2013 | CN102351317B Sewage treatment artificial wetland system |
04/24/2013 | CN102336476B Combined type reactor for realizing synchronous biodegradation of wastewater and sludge |
04/24/2013 | CN102329005B Preparation method of microbial preparation for aquaculture |
04/24/2013 | CN102282999B Underwater turf planting method for modularized submerged plants |
04/24/2013 | CN102276066B Suspended-type combined ecological filter bed |
04/24/2013 | CN102276059B Application of betaine for maintaining normal temperature stable operation of anammox system |
04/24/2013 | CN102260022B Biological enhanced brewery wastewater biotreatment device and method |
04/24/2013 | CN102219306B Novel algae culturing bed |
04/24/2013 | CN102153228B Method for treating wet magnesium desulfuration wastewater |
04/24/2013 | CN102101726B Method for removing fluoride from water body by using cladophora glomerata |
04/24/2013 | CN102001799B Efficient anaerobic-aerobic combined treatment device for high-concentration organic wastewater |
04/24/2013 | CN101484393B Silica or alumina ceramic diffuser for generating microbubbles, method for manufacturing the same and method for wastewater treatment using air- floatation process using the same |
04/24/2013 | CN101439908B Anaerobic multi-stage aerobic-anoxic dephosphorization and denitrification process |
04/23/2013 | US8425776 Biofilm remediation of metal containing wastewater |
04/23/2013 | US8425775 Biofilm remediation of fracture fluid |
04/23/2013 | CA2670028C System and method for mixing high viscous liquids with gas |
04/23/2013 | CA2629910C Sewage treatment |
04/23/2013 | CA2587895C Method for decomposing biogenic material |
04/23/2013 | CA2561149C Process using pulsed electromagnetic field treatment to produce a composition comprising dried microorganisms |
04/18/2013 | WO2013056140A2 Sludge thickening and ammonia treatment system |
04/18/2013 | WO2013056055A2 Liquid waste treatment apparatus |
04/18/2013 | WO2013054875A1 Method for processing wastewater containing fluorophosphate compounds |
04/18/2013 | WO2013054810A1 Organic sewage collection processing device and collection processing method |
04/18/2013 | WO2013053592A1 Anaerobic wastewater treatment |
04/18/2013 | WO2013053217A1 Internally circulating fluidized bed bioreactor |
04/18/2013 | US20130095559 Composite Material for Absorbing and Remediating Contaminants and Method of Making Same |
04/18/2013 | US20130093106 Device for gassing liquids |
04/18/2013 | US20130092629 Liquid waste treatment apparatus |
04/18/2013 | US20130092628 Wastewater Treatment Method, System and Pollutant Decomposition Activity Measuring Method |
04/18/2013 | US20130092627 Caustic scrubber system and method for biogas treatment |
04/18/2013 | US20130092626 Bubble generation for aeration and other purposes |
04/18/2013 | US20130092612 Sludge thickening and ammonia treatment system |
04/18/2013 | DE102011084511A1 Producing biogas from waste water of beverage- and food industry, comprises collecting two waste waters separately and mixing in a certain mixing ratio of an anaerobic treatment stage and supplying to the biogas production |
04/18/2013 | DE102011054585A1 Apparatus useful for processing effluent, comprises mechanical cleaning station, container, anaerobic reactor, device for separating sludge, bioreactor with algae culture, and discharge lines for removing different products from bioreactor |
04/18/2013 | CA2850028A1 Liquid waste treatment apparatus |
04/17/2013 | EP2581599A2 Energy recovery during wastewater treatment |
04/17/2013 | EP2581347A1 Fresh water-generating device and fresh water-generating method |
04/17/2013 | EP2580388A2 Methods to degrade sludge from pulp and paper manufacturing |
04/17/2013 | EP2580167A2 Nutrient recovery systems and methods |
04/17/2013 | CN202889048U Oxidation ditch motor mud guard structure |
04/17/2013 | CN202888322U Nitrification microbial fuel cell |
04/17/2013 | CN202888321U Piggery wastewater treatment experiment platform provided with double-cylinder-type microbial fuel cell |
04/17/2013 | CN202881897U Artificial stone |