Patents
Sitemap › C02 - Treatment of water, waste water, sewage, or sludge › C02F - Treatment of water, waste water, sewage, or sludge › C02F 1 - Treatment of water, waste water, or sewage
Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124)
10/2008
10/16/2008WO2008122442A1 Ion-permeable membrane and the production thereof
10/16/2008WO2008097786A3 Modified polyamide membrane
10/16/2008WO2008000580A3 Measuring device for purity measurements in a media circuit of a power station and method for operating said measuring device
10/16/2008US20080251954 Strip diffuser
10/16/2008US20080251468 Cyclone Assembly and Method For Increasing or Decreasing Flow Capacity of a Cyclone Separator in Use
10/16/2008US20080251466 To filter and recirculate waste water to a wash system including fluid recovery line, fluid supply line and fluid backwash line; uninterrupted flow of recovered water to the car wash or other industrial process
10/16/2008US20080251465 Method and apparatus for removing suspended solids from aqueous fluids
10/16/2008US20080251464 Forming water clathrates of gases under high pressure and low temperature conditions
10/16/2008US20080251462 Use of sapropel to remove pollutants or contaminants such as heavy metals from an aqueous solution
10/16/2008US20080251461 Water treatment process
10/16/2008US20080251460 Poly(bicyclo[2.2.1]hept-5-ene-2-carboxylic acid 2-(tert-butylamino)ethyl ester); Poly(bicyclo[2.2.1]hept-5-ene-2-carboxylic acid 2-(dimethylamino)ethyl ester); used for disinfecting, sterilizing, and preventing biofouling in closed or open industrial-water systems and cooling-water systems
10/16/2008US20080251458 Extractant used is not a product of value but low boiling, organic first fraction from, eg the distillation of 2-ethylhexanol, n-butanol; organic low boiler mixture obtained in the stripping step is reused as extractant for the aldolization process wastewater
10/16/2008US20080251457 Cationic coagulant is used to treat water; increasing permeability and reducing the frequency of cleanings necessary; efficiency
10/16/2008US20080251455 Cyclic Aeration System for Submerged Membrane Modules
10/16/2008US20080251453 waste water treatment; passing the liquid bavk and forth between primary and secondary pressurizable aeration chambers
10/16/2008US20080251446 "pre-filled and sealed filter bag"
10/16/2008US20080251439 Methods and Apparatus For Biological Treatment of Waste Waters
10/16/2008US20080251434 Manually Operable Water Purifying Device
10/16/2008US20080251373 Potable Water Purifier For Pressurised Systems For Buildings
10/16/2008DE202008010466U1 Wasseraufbereitungsvorrichtung Water treatment device
10/16/2008DE202008008403U1 Gerät zum Lösen von Sauerstoff in Wasser An apparatus for dissolving oxygen in water
10/16/2008DE202008000243U1 Offenes Kühlkreissystem Open circuit cooling system
10/16/2008DE102007017502A1 Elektrochemisch behandeltes Wasser, Verfahren und Vorrichtung zu dessen Herstellung und seine Verwendung als Desinfektionsmittel Electrochemically treated water, process and apparatus for its preparation and its use as a disinfectant
10/16/2008CA2682978A1 Waste treatment system
10/15/2008EP1980538A1 Water purification system
10/15/2008EP1980537A1 Water activation apparatus
10/15/2008EP1980536A1 Method of treating industrial water making it possible to limit the formation of a biofilm and device for implementing the method
10/15/2008EP1980535A2 Performance-based Control System
10/15/2008EP1980527A1 Method and apparatus for synthesizing hypochlorous acid
10/15/2008EP1980296A1 Method for purification of substances contaminated with organic chemicals
10/15/2008EP1979552A1 Sanitary wastewater recycling installation
10/15/2008EP1979274A1 Waste treatment process
10/15/2008EP1979272A1 A water purifying device
10/15/2008EP1979063A2 Method of removal of heavy metal ions from water
10/15/2008EP1979006A1 Fluid treatment system
10/15/2008EP1480513B1 Integrated closed loop system for industrial water purification
10/15/2008EP1434648A4 Air diffuser membrane treated with biocide
10/15/2008CN201134321Y Magnetized card
10/15/2008CN201132983Y Reutilization device for reclaimed water of low position
10/15/2008CN201132805Y Water-making machine
10/15/2008CN201132791Y Device for charging water-processing flocculant for water saving irrigation system controlled by environmental information
10/15/2008CN201132790Y Ferromagnetic water-processing device
10/15/2008CN201132789Y Antiscaling and descaling device for pipelines
10/15/2008CN201132788Y Non-contact and passing type electronic water-activating machine
10/15/2008CN201132787Y Water purification apparatus for demineralizing by electro-adsorption
10/15/2008CN201132786Y Water treating device for RO reverse osmosis high pressure pump
10/15/2008CN201132785Y Pure and condensed water two-in-one pressure water-storage tank
10/15/2008CN201132784Y Direct drinking machine special for schools
10/15/2008CN201132783Y Coalesce degreaser
10/15/2008CN201132782Y Purification device for oil-contaminated water and purification system with the device
10/15/2008CN201132781Y Portable device for making sterilization active water
10/15/2008CN201132780Y Domestic circulating water-purifying appliance
10/15/2008CN201132779Y Air-floatation device
10/15/2008CN201132778Y Device for distilling water by solar energy
10/15/2008CN201132777Y Distilled water producing device
10/15/2008CN201132776Y Device for purifying and heating water
10/15/2008CN201132775Y Subsection intake pipe of waste disposal basin and water-sucking tank with water pump
10/15/2008CN201132774Y Blue algae removal device and mobile solar energy blue algae removal device
10/15/2008CN201132773Y Replacement-in-situ device for treating polluted water
10/15/2008CN201132772Y Household water purifier
10/15/2008CN201132771Y Mobile water processor
10/15/2008CN201132165Y Apparatus for treatment of hogwash
10/15/2008CN201132080Y Integral water purification apparatus
10/15/2008CN101287537A Forward osmosis utilizing a controllable osmotic agent
10/15/2008CN101285276A Paper making process of waste water cyclic utilization in production of renewable wrapper paper
10/15/2008CN101284749A Multifunctional biomembrane
10/15/2008CN101284704A A treatment method, device and system of organic compounds included in waste water, and asphaltum recovering system
10/15/2008CN101284703A Highly effective waste water treating method and special equipment for the treatment
10/15/2008CN101284702A Combined filter element
10/15/2008CN101284700A Treatment of heavy metal and organic matter in water with bio- adsorbent prepared from mushroom
10/15/2008CN101284693A Natural organic polymer composite flocculant, method for preparing the same and applications
10/15/2008CN101284692A Treating method of washes of copper deposition in production process of printed circuit board
10/15/2008CN101284691A Purifier
10/15/2008CN101284690A Oil-water separating device
10/15/2008CN101284689A Water processing reactor integrating photocatalysis and biological degradation and method thereof
10/15/2008CN101284688A Hydrotreaterr
10/15/2008CN101284687A Water purifier
10/15/2008CN101284686A Process for purifying benzo pollutants in waste water
10/15/2008CN101284685A Process for purifying benzo pollutants in waste water
10/15/2008CN101284678A Continuous production process for polyaluminium chloride and production equipment
10/15/2008CN101284236A Application of solid acid FexVyOz as Fenton-like reaction catalyst
10/15/2008CN101284227A Alumina group/nano titanium dioxide-nucleus/shell structure composite microballoons and preparation method thereof
10/15/2008CN101284212A Heavy metal dispersed and supported liquid membrane separating and recovering method
10/15/2008CN101283686A Bactericidal agent for industry cycle cooling water system
10/15/2008CN100425568C Magnetic granule and attapulgite nanometer composite material, and hydrolytic method for preparing its ferrous salts
10/15/2008CN100425554C Treatment method of acrylic acid production waste water
10/15/2008CN100425553C Hydrazine hydrate byproduct 5% salt water processing and reclamation method
10/15/2008CN100425547C Water clarifying agent inducing catalytic reaction and method of clarifying water through activation of microorganism
10/15/2008CN100425546C Direct drinking water purifying process and its processing system
10/15/2008CN100425545C Method and apparatus for treating hydrofluoric acid waste water
10/15/2008CN100425544C Pretreatment method for wastewater of ammonia nitrogen in high density
10/15/2008CN100425543C Electric biological processing device and method for waste water containing heavy metal ion and non-degradable organism
10/15/2008CN100425542C Reverse osmosis type living sewage treatment apparatus
10/15/2008CN100425541C Tech for regenerating cation exchanger for water treatment ion-exchange salt removing system
10/15/2008CN100425540C Oil and fat-containing waste water treating apparatus for grease trap and grease separator
10/15/2008CN100425336C Nanometer water purifying material for organic removal, its preparation method and uses
10/15/2008CN100425316C Intelligent treatment equipment of oil containing sewage
10/14/2008US7435351 Filter apparatus backwash removal device and backwash removal method
10/14/2008US7435349 System for treating wastewater containing organic compounds
10/14/2008US7435343 Vibration filter
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