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)
10/2002
10/03/2002WO2002076585A1 Analysis and fractionation of particles near surfaces
10/03/2002WO2002076577A2 Compositions of insoluble magnesium containing minerals for use in fluid filtration
10/03/2002WO2002076517A1 Device for the sterilisation-purification of a fluid flow, in particular of a flow of compressed or forced air.
10/03/2002WO2002076214A1 Control of pseudomonas aeruginosa
10/03/2002WO2002058449A3 Activated water apparatus and methods
10/03/2002US20020143225 For use in purification of a contaminated substance or material such as water
10/03/2002US20020142253 Photography; recovering, accumulation waste silver
10/03/2002US20020141915 Provides ozonated water for cleaning drills, syringes and bowls
10/03/2002US20020141913 Isolating magnetically labeled substances of interest from a non-magnetic test medium by means of high gradient magnetic separation (HGMS)
10/03/2002US20020139865 Water display system with germicidal light source
10/03/2002US20020139757 Water treatment, cleaning, laundry and dish washing applications, cooling tower applications, toilet bowl, pool and spa applications, sewage treatment
10/03/2002US20020139756 Transparent tube with inlet for oxygen-containing gas, inner and outer mesh electrodes, electrodes selectively communicating with electrical ground and electrical power source, forming multiplicity of ozone creating electric arcs
10/03/2002US20020139755 Gas-liquid contact apparatus
10/03/2002US20020139754 Method and apparatus for dewatering coal tailings and slurries and removing contaminants therefrom
10/03/2002US20020139750 Bromine biocide removal
10/03/2002US20020139748 Moving aerator for immersed membranes
10/03/2002US20020139746 Composite filter medium and fluid filters containing same
10/03/2002US20020139739 Apparatus for sewage treatment
10/03/2002US20020139738 Filtering apparatus, back wash method therefor, filtering device and power plant
10/03/2002US20020139732 Water-insoluble base adheres with a propolis to form a water purifyer
10/03/2002US20020139689 Electrode coating and method of use in a reverse polarity electrolytic cell
10/03/2002US20020139684 Pump for supplying plating fluid from the reservoir tank to the closed plating cup cyclically changes the pressure or flow rate of the plating fluid to prevent air bubbles in the blind holes of the plating member
10/03/2002US20020139676 Electrodeionization module
10/03/2002US20020139663 Chemical treatment system
10/03/2002US20020139656 Solar still
10/03/2002US20020139420 Warm drinking water conduit system
10/03/2002US20020139392 Liquid waste absorbing compositions
10/03/2002CA2442093A1 Filtering system
10/03/2002CA2440977A1 Metal ion extraction materials and processes using same
10/03/2002CA2437721A1 Compositions of insoluble magnesium containing minerals for use in fluid filtration
10/02/2002EP1246007A1 Processing solution supply cartridge
10/02/2002EP1245538A1 Apparatus for sewage treatment
10/02/2002EP1245536A1 UV disinfection device
10/02/2002EP1244603A1 DECONTAMINATION METHOD AND SYSTEM, SUCH AS AN i IN-SITU /i GROUNDWATER DECONTAMINATION SYSTEM, PRODUCING DISSOLVED OXYGEN AND REACTIVE INITIATORS
10/02/2002EP1244602A1 Solar desalination plant comprising coated transparent formed bodies
10/02/2002EP1244601A1 Waste treatment process
10/02/2002EP1129032B1 Method for reducing metal ion concentration in brine solution
10/02/2002EP1098852B1 Method and apparatus for treating liquid with ultrasonic vibrations
10/02/2002EP0886599B1 Off-shore sewage treating and handling apparatus and method
10/02/2002EP0710218B1 Monitoring biological activity in wastewater
10/02/2002DE10207611A1 Reed bed waste water treatment plant has sacrificial anode forming insoluble phosphate compounds
10/02/2002DE10115418A1 Filtration unit for removing pollutants from fluids, especially water, comprises agglomerates of finely divided iron oxide and oxyhydroxide
10/02/2002DE10115417A1 Filtration unit for removing pollutants from fluids, especially water, comprises agglomerates of finely divided iron oxide and oxyhydroxide
10/02/2002DE10115415A1 Filtration unit for removing pollutants from fluids, especially water, comprises agglomerates of finely divided iron oxide and oxyhydroxide
10/02/2002DE10115414A1 Filtration unit for removing pollutants from fluids, especially water, comprises agglomerates of finely divided iron oxide and oxyhydroxide
10/02/2002DE10114936A1 Physical and chemical reactor for fluids, impacts translating or rotating flows, generating friction resulting from velocity difference
10/02/2002DE10112934A1 Verfahren zur Vermeidung und Beseitigung von Inkrustationen bei der Förderung und Ableitung von Flüssigkeiten Procedures to avoid and eliminate incrustations in the promotion and discharge of liquids
10/02/2002DE10112730A1 Modular reverse osmosis water treatment assembly has regulator varying water output in accordance with demand
10/02/2002DE10112725A1 Modular reverse osmosis water treatment assembly has regulator varying water output in accordance with demand
10/02/2002DE10112719A1 Modular reverse osmosis water treatment assembly has regulator varying water output in accordance with demand
10/02/2002DE10112357A1 Verfahren und Vorrichtung zur biologischen Abwasserreinigung mit integrierter Schlamm (Biomasse)- abtrennung durch Sedimentation unter Druckbeaufschlagung Method and apparatus for biological wastewater treatment with integrated sludge (biomass) - segregation by sedimentation under pressure
10/02/2002DE10112339A1 Liquid drawing off unit comprises floating member with closed double pipe mantle and standpipe that locates into space between pipes
10/02/2002DE10112112A1 Precipitation pit ventilator comprises directly ventilated pre-settlement chamber, which uses drainage chamber with integral filter
10/02/2002DE10111104A1 Reinstwasser-Versorgungsanlage und Verfahren zur thermischen Desinfektion des Reinstwasser-Versorgungssystems von Dialysegeräten Ultrapure water supply system and method for thermal disinfection of the ultrapure water supply system of dialysis equipment
10/02/2002DE10107323A1 Herbal composition, useful as metabolic process promoter, especially for accelerating degradation of toxins, comprises Betulaceae and Rosaceae family plants
10/02/2002CN2514043Y Domestic water-saving washing device
10/02/2002CN2513988Y Purifying water saver
10/02/2002CN2513987Y Inserted electrostatic water treater
10/02/2002CN2513986Y Electronic water treater
10/02/2002CN2513985Y Ion rod water treater
10/02/2002CN2513984Y Rare-earth magnetizing flow water treater
10/02/2002CN2513983Y Sterilizer for drinking water apparatus
10/02/2002CN2513982Y Horizontal micro-electrolytic catalytic oxidizing reactor
10/02/2002CN2513981Y Assembled diaphragm assembly
10/02/2002CN2513980Y Siphon-type automatic reverse flushing water purifier
10/02/2002CN2513979Y 净水器 Water Purifier
10/02/2002CN2513432Y Duble-layer health cup of natural stone
10/02/2002CN1372653A Method to extract silver from photographic developer
10/02/2002CN1372496A Sewage treatment apparatus
10/02/2002CN1372477A MIcroorrganism filter and method for removing microorganism from water
10/02/2002CN1371873A Micropollution water source treatment method
10/02/2002CN1371872A Chemical formula for on-line clean of circular cooling water system
10/02/2002CN1371871A Phenolic resin sewage treatment method
10/02/2002CN1371870A Sewage treatment equipment
10/02/2002CN1371869A Ultrahigh speed micro-energy consumpion instant desalination apparatus for sea water desalination
10/02/2002CN1091753C Method for treating and utilizing human excrement from urban districts
10/02/2002CN1091752C Post-dosing centrifugal dewatering technology for slurry machine used in minicipal engineering
10/02/2002CN1091751C Method for remving heavy metals from flue gas absorption liquid
10/02/2002CN1091750C Strong magnetized ionizing treatment technology
10/02/2002CN1091749C Method for removing suspended impurities
10/02/2002CN1091638C Reverse osmosis separating unit and its method
10/02/2002CN1091625C Removal of metal compounds from acid solution
10/02/2002CA2346252A1 Method for removing oil, petroleum products and/or chemical pollutants from liquid and/or gas and/or surface
10/01/2002US6459750 Turbine generator and operating method thereof, and nuclear power plant and operating method thereof
10/01/2002US6459087 Sensor device for intensity measurement of UV light and a photochemical UV treatment system
10/01/2002US6458280 Device and method for dispensing bacteriostat into humidifier
10/01/2002US6458277 Method and apparatus for cleaning products containing heavy metals
10/01/2002US6458274 Device for treating a fluid with ultra-high magnetic force
10/01/2002US6458271 Deep aquifer remediation system
10/01/2002US6458268 Industrial waste water treatment cleaning apparatus
10/01/2002US6458257 Microorganism control of point-of-use potable water sources
10/01/2002US6458187 Shaped body of zeolite, a process for its production and its use
10/01/2002US6457589 Fluid filtration and dispensing system
09/2002
09/27/2002CA2372390A1 Apparatus for sewage treatment
09/26/2002WO2002076153A1 Ballast device for uv emitter and method and device for disinfection of water
09/26/2002WO2002074703A1 Method and device for fluid treatment
09/26/2002WO2002074701A1 Wet oxidation with the aid of a porous catalytic contactor
09/26/2002WO2002074700A1 Nitrate reduction using so¿2?
09/26/2002WO2002074698A1 Removal of sulphates from a feedstock
09/26/2002WO2002074697A1 Treatment of organic waste
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