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