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)
09/2003
09/11/2003US20030168393 Device for generating magnetically treated water and device for magnetically treating liquid fuel
09/11/2003US20030168389 System for monitoring the performance of fluid treatment cartridges
09/11/2003US20030168348 Producing ozone in for-treatment water through electrolysis by passing current between an anode and a cathode, wherein a noble metal is used as a material constituting the anode, and the for-treatment water contains halogen ions
09/11/2003US20030168182 Dairy wastewater treatment
09/11/2003US20030168106 Dispensing apparatus for waste water treatment biocatalyst
09/11/2003DE20308729U1 Drinking water dispenser has reservoir discharging via interchangeable active carbon filter and valve to drinking vessel
09/10/2003EP1343063A2 Wastewater treatment control system, terminal, computer program and accounting method
09/10/2003EP1342802A1 Process for the recovery of elemental sulphur from slurries containing metal sulphides and elemental sulphur
09/10/2003EP1342697A2 Method for treating waste water
09/10/2003EP1342696A1 Improved method and apparatus for controlling water system fouling
09/10/2003EP1342238A2 Auxiliary channel masking in an audio signal
09/10/2003EP1342092A2 Fluorometric control of aromatic oxygen sca vengers in a boiler system
09/10/2003EP1341970A2 An adsorptive-filtration media for the capture of waterborne or airborne constituents
09/10/2003EP1341727A1 Water purifying kits
09/10/2003EP1341726A1 Decontaminated fluids and biocidal liquids
09/10/2003EP1341725A1 Method and means for treating the circulating water in painting booths
09/10/2003EP1341723A2 Process for recovering arsenic from acidic aqueous solution
09/10/2003EP1341620A1 Adsorbent particles, preparation method and treatment of soils polluted by hydrocarbons using said particles
09/10/2003EP1341597A1 Multistage immersion type membrane separator and high-concentration wastewater treatment facility using same
09/10/2003EP1341591A1 Saline/sewage water reclamation system
09/10/2003EP1265682A4 Method and apparatus for water degasification and distillation
09/10/2003EP1246778B1 Treatment of aqueous media containing electrically charged compounds
09/10/2003EP0983115B1 Modular filtration systems
09/10/2003EP0958333B1 Minimizing evaporator scaling and recovery of salts during gasification
09/10/2003CN2571745Y Natural water drinking device
09/10/2003CN2571744Y Sewage treatment equipment
09/10/2003CN2571743Y Sewage treatment equipment
09/10/2003CN2571742Y Fluid magnetizer
09/10/2003CN2571741Y Large scale circulation water electronic treatment equipment
09/10/2003CN2571740Y Purifer for running water
09/10/2003CN2571739Y Self-cleaning purifier for drinking-water
09/10/2003CN2571738Y Apparatus for treating oil-containing waste liquid
09/10/2003CN2571737Y Airfloat pump
09/10/2003CN2571736Y Improved air bubble generator
09/10/2003CN2571735Y Improved structure of water purifier for bath
09/10/2003CN2571311Y Magnetized thermos
09/10/2003CN1441752A Method for manufacturing ceramic balls for water treatment
09/10/2003CN1441751A Formation of composite materials with expandable matter
09/10/2003CN1441692A Hollow thread film cartridge, hollow thread film module using cartridge and tank type filter
09/10/2003CN1440937A Physical and chemical dyeing and printing effluent treating process throwing no coagulant and the prepn of supplementary material used
09/10/2003CN1440936A Coagulant specially for treating woolen sweater dyeing effluent
09/10/2003CN1440935A Sewage treating agent and its prepn and usage
09/10/2003CN1440934A Water-treating bipolar pulse discharge process
09/10/2003CN1440933A Desalting method and desalting device
09/10/2003CN1440932A Membrane bioreactor
09/10/2003CN1440817A Multifunctional cleaning sterilizer
09/10/2003CN1440711A Pot type vacuum cleaner
09/10/2003CN1120809C Waste water treating apparatus
09/10/2003CN1120808C Bottle water disinfection system
09/10/2003CN1120807C Method for treating organic waste water by magnetic field and supersonic wave
09/10/2003CN1120806C Natural compounding type water treatment agent
09/09/2003US6617588 Use simultaneously ultraviolet light (UV) and ultrasonic waves (US) to destroy organic pollutants, typically halogenated organic compounds in water.
09/09/2003US6617168 Evaluation method and evaluation system of free hypohalous acid concentration
09/09/2003US6617155 Vertically elongate central manifold having a plurality of openings; filtrate is ejected horizontally from the openings
09/09/2003US6617150 Solid-chemical composition for biodegradation comprising plant fiber-containing material and enzymes
09/09/2003US6616860 Biopolymer composite ion-exchanger with high cesium selectivity and its manufacturing method
09/09/2003US6616851 System and method for treating water circulating in open-circuit cooling systems
09/09/2003US6616850 Water filter and method
09/09/2003US6616849 Continuously processing liquid material such as liquid foodstuff or liquid medicine using a supercritical or subcritical fluid; includes inactivation of enzymes and spores in and sterilization of foodstuffs and drugs
09/09/2003US6616844 Anaerobic ammonium oxidization; denitrification via activated microorganisms within soil/livestock wastewater
09/09/2003US6616843 Submerged membrane bioreactor for treatment of nitrogen containing water
09/09/2003US6616841 Hollow fiber membrane contactor
09/09/2003US6616839 Portable water treatment facility
09/09/2003US6616833 Ship-board system for decontaminating wastewater contaminated by firefighting operations
09/09/2003US6616815 Method of decomposing halogenated aliphatic hydrocarbon compounds or aromatic compounds and apparatus to be used for the same as well as method of clarifying exhaust gas and apparatus to be used for the same
09/09/2003US6615862 Float for liquid waste disposal apparatus
09/09/2003CA2124193C Separation of heavy metals from aqueous media
09/04/2003WO2003073029A1 Portable, potable water recovery and dispensing apparatus
09/04/2003WO2003072881A1 Device for lifting and distributing water from canal and river flows
09/04/2003WO2003072622A1 Water-soluble copolymer, polymeric flocculant, and method of dehydrating sludge
09/04/2003WO2003072514A1 Method for sanitizing an organic residue by an increase in ph value and/or temperature
09/04/2003WO2003072511A1 Mediated electrochemical oxidation of halogenated hydrocarbon waste materials
09/04/2003WO2003072510A1 Under the counter water treatment system
09/04/2003WO2003072509A1 Mediated electrochemical oxidation used for sterilization/disinfection
09/04/2003WO2003072508A2 Uv fluid treatment device
09/04/2003WO2003072507A1 Microbubbles of oxygen
09/04/2003WO2003072506A2 Remediation with ozone of sediments containing organic contaminants
09/04/2003WO2003072498A1 Reactive-adsorptive protective materials and methods for use
09/04/2003WO2003072242A2 Multi-functional protective materials and methods for use
09/04/2003WO2003072231A2 Ceramic membrane based on a substrate containing polymer or natural fibres, method for the production and use thereof
09/04/2003WO2003072229A1 Multi-path split cell spacer and electrodialysis stack design
09/04/2003WO2003072228A1 Process for preparing processed sample liquid solution for electrophoresis
09/04/2003WO2003072224A1 Regeneration of caustic solutions
09/04/2003WO2003072220A1 Quick change filter and bracket system with key system and universal key option
09/04/2003WO2003062687A3 Active acoustic piping
09/04/2003WO2003050454A3 Apparatus for and method of heating fluid and distilling fluid
09/04/2003WO2002096807A3 Electrodeionization apparatus and method
09/04/2003WO2001090003A9 Method and device for continuous electrolytic disposal of waste water
09/04/2003US20030165403 Deactivation using quaternary ammonium compound
09/04/2003US20030165399 Method for eliminating protozoa, in particular free living amoebas in a colonised aqueous flow, a method for treating an aqueous flow by electropulsing, and its application to eliminating protozoa
09/04/2003US20030165358 Method of using pulsed ozone to treat soils containing organic contaminants
09/04/2003US20030164340 Device and method for water treatment by foaming
09/04/2003US20030164338 Ozonated water flow and concentration control apparatus and method
09/04/2003US20030164337 Water filtration system for removing mineral contaminants from well or city main water
09/04/2003US20030164336 Processes of reducing contamination from cellulosic suspensions
09/04/2003US20030164333 In-line hydration pack biological filter
09/04/2003US20030164332 Apparatus for withdrawing permeate using an immersed vertical skein of hollow fibre membranes
09/04/2003US20030164329 Continuous flow reactor wastewater treatment plant
09/04/2003US20030164325 Immersion container in liquids; separation aperture; discharging conduit
09/04/2003US20030164309 Electrolyzing electrolytic water solution that is a mixture of alkaline electrolyte group and neutral salt electrolyte group in electrolytic reactor; bringing electrolyzed electrolytic water solution into contact with exhaust gas or flue gas
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