Patents
Sitemap › C02 - Treatment of water, waste water, sewage, or sludge › C02F - Treatment of water, waste water, sewage, or sludge › C02F 3 - Biological treatment of water, waste water, or sewage
Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453)
11/2007
11/22/2007US20070267344 Method and apparatus for enhancing aquatic environments
11/22/2007DE202006013811U1 Reaktor mit Zulaufverteilsystem zur anaeroben Abwasserreinigung Reactor for anaerobic wastewater treatment with Zulaufverteilsystem
11/21/2007EP1857541A1 Estrogenic substance degradable microorganism and use thereof
11/21/2007EP1857419A1 Method and installation for processing effluent
11/21/2007EP1855998A1 Method for reducing sludge using a population of oligochaeta held in a reactor, a device therefor, and the use of nestling oligochaeta for reducing sludge in a reactor
11/21/2007EP1855997A2 Method and apparatus for aerating a liquid, particularly useful in the treatment of wastewater for re-use
11/21/2007EP1855775A1 Method and device for the purification of rain drainage water
11/21/2007CN200978248Y Novel water treatment device
11/21/2007CN200978247Y Secondary jet mixing aerator
11/21/2007CN200978246Y Breaking wall oxidation ditch
11/21/2007CN200978245Y Carrier biochemistry sphere and biological purifying bed for water body biology purification
11/21/2007CN200978244Y Carbonaceous biological medium deodorization device
11/21/2007CN200978243Y Multi-side fluidization filling material
11/21/2007CN200978242Y Binding combined suspension filling material
11/21/2007CN200978241Y Waste water treatment apparatus
11/21/2007CN200978240Y Artificial floating grid oxidation pond
11/21/2007CN101076499A Method of treating nitrogen-containing liquid and apparatus therefor
11/21/2007CN101076498A Waste water treatment processing system
11/21/2007CN101074438A Special fixation composite enzyme for harnessing enriched water pollution by acetate fiber fixation composite enzyme
11/21/2007CN101074425A Nitro-reductive pseudomonads and its use
11/21/2007CN101074424A Xylose staphylocci for degrading 2-picoline and its use
11/21/2007CN101074423A Globular bacillus and its use
11/21/2007CN101074422A Degradable phenylethane xylose staphylococci and its use
11/21/2007CN101074421A Megacine and its use
11/21/2007CN101074141A Process for regenerating, recovering and reutilizing low-concentration organic waste water
11/21/2007CN101074140A Process for treating, circulation recovering and reutilizing zero-discharge of algin production waste water
11/21/2007CN101074139A System for managing edible water
11/21/2007CN101074137A Method for optimizing and controlling reversed A/O denitrifying phosphor-removal
11/21/2007CN101074136A Treatment of high-concentration oily waste water
11/21/2007CN101074135A Nitrating method and device and waste water processor
11/21/2007CN101074134A Landscape aquatic ecological purifying treating system and method for composite medium artificial wet land
11/21/2007CN100350037C Prodn. process of dry aerobic granulated sludge specially for degrading toxic organics
11/21/2007CN100349811C Process for treating yellow ginger saponin waste water by hydrochloric acid method
11/21/2007CN100349810C AZNdenitrification phosphorus oliminating sewage treatment method and device
11/21/2007CN100349809C Yeast low oxygen SBR process and device aimed to high concentrated organic wastewater
11/21/2007CN100349808C Method of removing microcystin using microbial degradation
11/21/2007CN100349807C Miniaturation method of aerobic sludge for degrading mononitrophenol
11/21/2007CN100349806C Filtering type highly effective separation and inside circulation triphase fluidized bed reactor
11/21/2007CN100349805C Dynamic micro filter membrane assembly and water treatment process method
11/21/2007CN100349645C Revolve type film separator
11/20/2007US7297551 Administering recombinant Factor C to treat gramnegative bacterial infections and to produce bacteriostasis
11/20/2007US7297276 Method for treating water containing ammonium-nitrogen
11/20/2007US7297275 Passing raw water containing nitrate and/or nitrite and a hydrogen donor through a layer of a particulate packing material having microorganisms attached to its surface as a downward flow while passing an oxygen-free gas through the pack from the bottom of the packed layer as an upward flow
11/20/2007US7297274 Especially for flushed livestock manure; includes an enclosed digester tank (fixed or flexible roof), internal media having vertically-oriented channels for biofilm development and toimmobilize anaerobic microorganisms; a biogas collection and flare system, various pumps, and hydraulic control systems
11/20/2007US7297273 Method of intensified treatment for the wastewater containing excreta with highly concentrated nitrogen and COD
11/20/2007US7297258 Coupling of a sewer treatment station to a treatment plant for the flocculation and flotation of water streams and the insertion of treatment plant for the flocculation and flotation of water streams into a water treatment station
11/20/2007US7296693 Anaerobic sludge digester
11/20/2007CA2305488C Method for controlling aeration systems of biological tanks treating waste water
11/16/2007CA2587296A1 Method and apparatus for enhancing aquatic environments
11/15/2007WO2007130513A1 Anaerobic digester system for animal waste stabilization and biogas recovery
11/15/2007WO2007130408A2 System and method for gas treatment comprising biological and chemic oxidation scrubbing stages
11/15/2007WO2007130293A2 Waste treatment method and apparatus with integral membrane apparatus
11/15/2007WO2007128565A2 Immersion filter unit for wastewater treatment and production of drinking water
11/15/2007WO2007128503A1 Reactor for the anaerobic cleaning of waste water
11/15/2007WO2007093993A3 Microbial compositions useful for the degradation of hydrocarbons
11/15/2007WO2007091179A3 Self-cleansing filter device for purifying water
11/15/2007US20070264704 Bio-filter with low density media and toroidal media stirring configuration
11/15/2007US20070264703 Microorganism and Method for Leaching Mineral Sulphides
11/15/2007US20070264697 Method of Biomass Processing
11/15/2007US20070262019 Process for autotrophic denitrification using elemental sulfur and mollusk shells
11/15/2007US20070262018 Method and product for protecting the residential and commercial aquatic environment
11/15/2007DE202007011718U1 Vorrichtung zur Belüftung von flüssigen Medien in Kläranlagen und Reaktoren Apparatus for aerating liquids in wastewater treatment plants and reactors
11/15/2007DE102006056036A1 Abwasserreinigungsanlage mit verbesserter Belebtschlammabscheidung Wastewater treatment plant with improved activated sludge deposition
11/15/2007DE102006021922A1 Verfahren und Vorrichtung zur Behandlung von Abwasser Method and apparatus for treating waste water
11/15/2007CA2651459A1 Filter unit for wastewater treatment and production of drinking water
11/15/2007CA2651220A1 Waste treatment method and apparatus with integral membrane apparatus
11/15/2007CA2649062A1 Novel microorganism for treating wastewater and corresponding method
11/14/2007EP1854766A1 Method and device for handling wastewater
11/14/2007EP1854765A1 Compressed air lifting equipment for conveying clear water from a small purification plant
11/14/2007EP1854524A1 Wastewater purification plant with improved activated sludge separation
11/14/2007EP1853534A1 A method for recycling important nutritional elements from waste
11/14/2007EP1853377A1 A spacer for membrane modules, a membrane module and uses thereof
11/14/2007EP1853375A1 Permeate spacer module
11/14/2007CN200974795Y Flexible pipe aeration components and liftable aeration group
11/14/2007CN200974793Y Sewage composite artificial marshland ecological treatment system
11/14/2007CN200974792Y Integral life sewage treating equipment
11/14/2007CN200974791Y Life sewage treatment equipment
11/14/2007CN200974790Y Life sewage fluidized bed integral treating apparatus
11/14/2007CN200974789Y Combined type sewage treatment equipment
11/14/2007CN200974788Y Filler modularized artificial marshland
11/14/2007CN101072872A Enzyme stabilization
11/14/2007CN101072623A Apparatus and method
11/14/2007CN101070254A Method for producing organic fertilizer using formaldehyde waste water to ferment
11/14/2007CN101070218A Neutralization-free furfural waste-water biochemical treatment process
11/14/2007CN101070217A Method for increasing sewage-reinforced biological phosphor-removing effect by resource utilizing mud organic substance
11/14/2007CN101070216A Integrated ozone and aeration biological filtering pool water treatment apparatus and method
11/14/2007CN101070208A Composite surface-flow land wetting system
11/14/2007CN101069488A Animal farm intelligent ecological culturation comprehensive technology
11/14/2007CN100348548C Method for preparing poplar nutritious injection liquid by straw pulp black liquor
11/14/2007CN100348520C Technique for treating garbage percolate based on diatomite and UASB
11/14/2007CN100348517C Municipal wastewater treatment apparatus and process with a continuous feed and cyclic aeration
11/14/2007CN100348515C Integral treatment apparatus for urban sewage
11/14/2007CN100348514C Deep-processing method of using starch watewater
11/14/2007CN100348509C Water saving type multifunctional technique for treating circulating water and device
11/14/2007CN100348303C Energy-saving integrated type membrane bioreactor
11/13/2007US7294278 Method for oxygenating wastewater
11/13/2007US7294273 Process for treatment of organic contaminated water
11/13/2007US7294272 Method for the treatment of waste
11/13/2007US7294271 Process for restoration of ground water used in in-situ uranium mining
11/13/2007US7294270 Method of treating photographic waste liquid
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