Patents
Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453)
06/2013
06/26/2013CN102249411B Method for optimizing sewage treatment process
06/26/2013CN102219296B Light filter material for aerated biological filter tank and preparation method thereof
06/26/2013CN102084843B Method for controlling algae in freshwater pond by cultivating striped mullets
06/26/2013CN101955257B Biological integrated treatment device of domestic sewage
06/26/2013CN101830595B Method for treating leather-making industrial wastewater
06/26/2013CN101792208B Sewage denitrification method, reaction device, reactor, biological membrane assembly and manufacturing method
06/26/2013CN101786092B Comprehensive treatment system for organic garbage and domestic sewage and comprehensive treatment method therefor
06/25/2013US8470177 Method and apparatus for anaerobic digestion of organic liquid waste streams
06/25/2013DE202012100958U1 Biologische Klärvorrichtung Biological clarifier
06/25/2013CA2663986C Wastewater treatment method
06/20/2013WO2013090518A1 Waste water installation and method for reducing high content of harmful fluids in waste water
06/20/2013WO2013088179A1 Modular bioreactor
06/20/2013WO2013088097A1 Waste water treatment
06/20/2013WO2012136505A8 Process to treat industrial wastewater in an anaerobic reactor and by chemical oxidation
06/20/2013US20130153494 Methods and apparatuses for water and wastewater treatment
06/20/2013US20130153493 Moving bed membrane bioreactor
06/20/2013US20130153492 Wastewater treatment system
06/20/2013DE102011122170A1 Festbettreaktor Fixed-bed reactor
06/19/2013EP2604573A1 Water dispensing device with UV steriliser
06/19/2013EP2603463A1 Composition for triggering microbiological processes in water and method of producing the same
06/19/2013EP2603461A1 Method for treating wastewaters from the reprocessing of crude aromatic nitro compounds
06/19/2013CN203007045U Aerating apparatus capable of being lifted
06/19/2013CN203007042U Carrier for adhering microbe
06/19/2013CN203007041U Wetland purification effect simulation experiment device
06/19/2013CN203007040U Aquatic animal and plant composite floating bed
06/19/2013CN203007039U Oxygen-poor pool used for tannery wastewater treatment
06/19/2013CN203007038U Volume variable hydrolysis acidification pool used for tannery wastewater treatment
06/19/2013CN203007037U Internal mixing anaerobic reactor
06/19/2013CN203007036U Elliptic low-speed anaerobic reactor
06/19/2013CN203007035U Dual-circulation anaerobic reactor
06/19/2013CN203007034U Up-flow anaerobic sludge bed reactor water-distribution device
06/19/2013CN203007033U Novel partial-nitrosation anaerobic ammonia oxidation integral reactor
06/19/2013CN203007032U Anaerobic reactor for biogas industries
06/19/2013CN203007031U LDIC anaerobic reactor
06/19/2013CN203007030U Remodeled HABR reactor for industrial sewage treatment
06/19/2013CN203007029U B-type jet diffuser
06/19/2013CN203007028U A-type jet diffuser
06/19/2013CN203007027U C-type basin-shaped diffuser
06/19/2013CN203007026U Basin-shaped diffuser
06/19/2013CN203007025U Fixing spiral diffuser
06/19/2013CN203007024U Adjustable jet diffuser
06/19/2013CN203007023U Reciprocating rotary tube-type ceramic membrane bioreactor
06/19/2013CN203007022U Membrane bioreaction device capable of effectively reducing content of dissolved oxygen
06/19/2013CN203007021U In-situ electro-coagulated membrane bioreactor
06/19/2013CN203007020U Pump-type aeration impeller
06/19/2013CN203007019U Air distribution stand pipe
06/19/2013CN203007018U Guide-blade impeller
06/19/2013CN203007017U Deep well aeration high-efficient reactor
06/19/2013CN203007016U Novel combined-type biological rotating disc
06/19/2013CN203007015U Biological rotating disc reactor capable of achieving single-stage autotrophic nitrogen removal process
06/19/2013CN203007014U Underwater stirring aeration machine
06/19/2013CN203007013U Anti-clogging high-load biological filter pool
06/19/2013CN203007012U Membrane bioreactor
06/19/2013CN203007011U Automatic liquid level balance pipe for sewage treatment operation
06/19/2013CN203007010U Water collector
06/19/2013CN203007009U Carrier for biological treatment on dyeing and finishing industrial sewage
06/19/2013CN203007008U Efficient ozone reaction tower
06/19/2013CN203007007U Gravity flow oxygenation-free denitrification nitrogen-removing filter tank system
06/19/2013CN203007006U Water distributor
06/19/2013CN203002225U Rotary drum membrane component and membrane bioreactor
06/19/2013CN103168006A Ultrapure water production process
06/19/2013CN103160492A Preparation method of immobilized bacillus subtilis and method for treating wastewater by using immobilized bacillus subtilis
06/19/2013CN103160491A Immobilized cell of mutagenized bacterium M1 of Rhodococcus ruber SD3 and application thereof in degradation of phenol pollutants
06/19/2013CN103160453A Preparation method of microecologics for nitrite degradation, microecologics and use thereof
06/19/2013CN103160447A Degrading bacteria capable of efficiently degrading pesticide chlorothalonil, and application thereof
06/19/2013CN103160440A Scenedesmus strain and application thereof
06/19/2013CN103159374A Treatment process for organic waste water with acrylonitrile materials
06/19/2013CN103159331A Method and device for simultaneously carrying out wastewater treatment and power generation by using photocatalysis associated microbial fuel cell technology
06/19/2013CN103159330A Porous light-weight carbon-based biological carrier and preparation method thereof
06/19/2013CN103159329A Method for in-situ enhancement of microbial activity
06/19/2013CN103159328A Method for discoloring methylene blue by layered double hydroxide (LDH)-bacterium polymer
06/19/2013CN103159327A Oscillating support, and method and device for biologically treating organic wastewater using the oscillating support
06/19/2013CN103159326A Industrial wastewater comprehensive treatment system
06/19/2013CN103159325A Method for enriching anaerobic ammonium oxidation bacteria from common activated sludge
06/19/2013CN103159324A Composite constructed wetland used for low pollution water purification treatment of farmlands and villages
06/19/2013CN103159323A Integrated A2/O-MBR reactor
06/19/2013CN103159322A PTA (Pure Terephthalic Acid) sewage anaerobic sludge granulating accelerant
06/19/2013CN103159321A Apparatus and method for microbial treatment of high-concentration ammonia-nitrogen wastewater
06/19/2013CN103159320A Aeration system for sewage treatment
06/19/2013CN103159319A Biofilter
06/19/2013CN103159318A Combined jet flow aeration device
06/19/2013CN103159317A Artificial-aeration-reinforced Land percolation water treatment device
06/19/2013CN103157378A Columnar membrane component
06/19/2013CN102676434B Strain capable of heterotrophic nitrifying-aerobic denitrifying and dephosphorizing synchronously at low temperature and application
06/19/2013CN102627354B Three-dimensional combined ecological floating bed for removing suspended particles
06/19/2013CN102603066B Deep well type A2O2 method for treating sewage and waste water
06/19/2013CN102586117B Culture medium of single-cell microalgae and method for treating lead-containing wastewater by using single-cell microalgae
06/19/2013CN102553450B Method for preventing split membrane bio-reactor (MBR) flat membrane pollution
06/19/2013CN102533714B Solid photosynthetic bacteria particle and preparation method thereof
06/19/2013CN102523867B Organism circulating cultivation method
06/19/2013CN102515351B Biological thickening device for reducing pollutants in coal chemical industry wastewater
06/19/2013CN102503034B Treatment method of phenol-containing liquid waste in sebacic acid production
06/19/2013CN102491519B Water pollution control method for landscape
06/19/2013CN102372396B Biological sewage treatment device
06/19/2013CN102351365B 生态桶 Ecological barrel
06/19/2013CN102351322B Chemical rotary disc water treatment device and method
06/19/2013CN102328988B Method for treating amide pesticide waste water in situ by using horse radish peroxidase (HRP)
06/19/2013CN102229449B Microbial amino acid rich water fertilizer product and preparation method thereof
06/19/2013CN102219310B Environment-friendly composite microbial preparation, preparation thereof, and application thereof to aquaculture
06/19/2013CN102167448B Application of aniline degradation strain NO.3
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