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)
11/2003
11/20/2003WO2003095376A1 Transportable water treatment apparatus
11/20/2003WO2003095375A1 Process for the removal of organic sulfur in wastewater including an oxidative pretreatment
11/20/2003WO2003095373A1 Water containing active hydrogen and process for producing the same
11/20/2003WO2003095372A2 Method for treating water containing iron, manganese and arsenic
11/20/2003WO2003095371A1 Water treatment method and water treatment system
11/20/2003WO2003095370A1 Ship ballast water ultrasonic treatment
11/20/2003WO2003095369A1 Double-walled chamber for ultra violet radiation treatment of liquids
11/20/2003WO2003095368A1 Removal of chloramines from drinking water with improved activated carbon
11/20/2003WO2003095367A1 Self-sanitising water treatment apparatus with a reservoir for treated water that includes a heating element
11/20/2003WO2003095365A2 Water filter assembly
11/20/2003WO2003095361A1 Catalytic oxidation of peroxy salts
11/20/2003WO2003095118A1 Methods of carbon disulfide treatment
11/20/2003WO2003095102A1 Electrolyzed water spraying device
11/20/2003WO2003095077A1 Hollow-fibre membrane filtration device and use thereof for purifying waste water, in addition to membrane bioreactor
11/20/2003WO2003095076A1 Method and apparatus for fluid treatment by reverse osmosis under acidic conditions
11/20/2003WO2003095072A1 Hazardous waste treatment method and apparatus
11/20/2003WO2003095066A1 Water filter assembly
11/20/2003WO2003095062A1 Dilution apparatus for a thickener
11/20/2003WO2003095030A1 Fluid disinfection apparatus
11/20/2003WO2003094982A1 Electrodeless ultraviolet dishcarge fluid remediation
11/20/2003WO2003094980A1 Apparatus for producing sterilized water
11/20/2003WO2003094942A1 Soluble composition containing sporopollenin and the use thereof
11/20/2003WO2003035561A3 Sustainable process for the treatment and detoxification of liquid waste
11/20/2003WO2003006147A3 Biphasic dispersing compositions for oil products
11/20/2003WO2002072921A3 Method and device for recovering metals with pulsating cathode currents also combined with anode coupling processes
11/20/2003US20030216256 Activated carbon adsorbent for adsorbing chemical impurities loaded with protective nanoparticles
11/20/2003US20030215377 Using metal hydroxides and metal loaded media with regeneration with a weak acid; or using H2SO4 and ZnSO4 and metal loaded media with regeneration with H2SO4 and ZnSO4
11/20/2003US20030214257 Inductively powered lamp assembly
11/20/2003US20030214256 Inductively powered lamp assembly
11/20/2003US20030214255 Inductively powered apparatus
11/20/2003US20030213755 Portable, operates on solar power; comprises ultraviolet lamp for killing bacteria in stagnant water
11/20/2003US20030213754 Recycled irrigation water treatment system with reverse osmosis
11/20/2003US20030213753 Methods for making water treatment compositions and compositions thereof
11/20/2003US20030213752 Comprises smectite mineral and optionally sodium/calcium carbonate for delivery to the bottom of bodies of water to treat phosphates
11/20/2003US20030213750 Comprises fibrillated cellulose fibers
11/20/2003US20030213748 Comprises electrode ionization for purifying effluent wastewater
11/20/2003US20030213745 Sewage treatment apparatus for biodegrading animal waste from agricultural operations, using microalgae to produce oxygen for biochemical oxygen demand; automatic system including algae culturing, distribution
11/20/2003US20030213737 Modular multi-stage water filtration system
11/20/2003US20030213735 Dual-cell mechanical flotation system
11/20/2003US20030213704 An electrochemical cell located within the container, with a pair of electrodes connecting to electrical current supply, with aqueous electrolytic solution; generating electrolyzed water for cleaning the dishes
11/20/2003US20030213702 Waste disposal apparatus and method
11/20/2003US20030213695 Electrodeionization deionized water producing apparatus
11/20/2003US20030213505 Energy-efficient automatic dishwashing appliances
11/20/2003US20030213502 Provided separate recycling systems for wash water and rinse water and a balancing system (ultrafiltration or reverse osmosis filtration) that returns and purifies wash and/or rinse water for use at final rinsing of automobiles
11/20/2003CA2484662A1 Method and apparatus for fluid treatment by reverse osmosis under acidic conditions
11/20/2003CA2483753A1 A plasma formed in a fluid
11/20/2003CA2428940A1 Level measurement for grease separators
11/19/2003EP1362962A1 Method for rain water treatement and flow controlling
11/19/2003EP1362878A1 Purification of silicone oil
11/19/2003EP1362833A2 Water purification apparatus
11/19/2003EP1362832A1 Method for purifying effluent water containing ammonia
11/19/2003EP1362828A1 Ozone generator and germicidal device using an ultraviolet lamp
11/19/2003EP1361913A1 Water filter
11/19/2003EP1242638B1 A process for the recovery of copper from aqueous solutions containing iodinated organic compounds
11/19/2003EP1133449B1 Method for preventing scaling in electrodeionization units
11/19/2003EP1062183B1 Apparatus for dosing powdered or granulated additives in water works, namely swimming pools
11/19/2003CN2586690Y Bath agent releasing and dissolving body
11/19/2003CN2586689Y Electrical flotation waste water treatment apparatus
11/19/2003CN2586688Y Microporous ceramic filter water purifier
11/19/2003CN2586687Y Mineralising water purifier
11/19/2003CN2586520Y Full-automatic normal temperature filtering type deaerator
11/19/2003CN1457322A Drain treating method, drain treating device and drain treating system
11/19/2003CN1457321A Method and system for treating nitrogen-containing compound
11/19/2003CN1457269A Reacting device
11/19/2003CN1457268A Separating film, separating film element, separating film module sewage and waste water treatment device, and separating film manufacturing method
11/19/2003CN1456537A Multifunctional natural mineral preparation
11/19/2003CN1456520A Micro-flocculation-deep bed direct filtering and synchronously dephosphorizing and nitrogen removing process for urban sewage
11/19/2003CN1456517A Acid waste water treating process and apparatus
11/19/2003CN1456516A Production and treating process for high efficient percolate finishing agent for urban refuse cite
11/19/2003CN1456515A Composite HF flocculation bactericidal healthy water purifier
11/19/2003CN1456514A Manufacturing method for surface greasy dirt cleaner
11/19/2003CN1456513A Producing method and apparatus for liquid containing active oxygen
11/19/2003CN1128108C Complexing water-purifying agent
11/19/2003CN1128107C Photocatalyst reactor for degradating pollutants
11/18/2003US6649917 Moveable wiper system adapted for UV disinfection modules/reactors containing multiple UV disinfection lamps toremove debris from lamps
11/18/2003US6649663 Process for preparing monodisperse ion exchangers having chelating functional groups and the use thereof
11/18/2003US6649139 Process for producing a purified aqueous hydrogen peroxide solution
11/18/2003US6649071 Water treatment method for reducing levels of Cr+6
11/18/2003US6649069 Active acoustic piping
11/18/2003US6649067 Flotation method
11/18/2003US6649065 Bromine biocide removal
11/18/2003US6649063 Method for performing renal replacement therapy including producing sterile replacement fluid in a renal replacement therapy unit
11/18/2003US6649059 Apparatus for treating fluids
11/18/2003US6649056 Drinking water filter slidably disposed within a sleeve, which acts as a prefilter to remove components that would otherwise reduce the life; attached to a refrigerator
11/18/2003US6649052 Ozone oxidizing apparatus
11/18/2003US6649051 Processing of chemicals in flow-through device with porous media
11/18/2003US6649050 Water purification system
11/18/2003US6649048 Filter cartridge with regulated surface cleaning mechanism
11/18/2003US6649045 Filter cartridge assembly for water treatment device
11/18/2003US6649037 Removing weakly ionizable species from water by dissociating pH at differenct levels to facilitate removal from the fluid in an electrodeionization device
11/18/2003US6649027 Water reclamation system
11/18/2003US6648938 Device for cleaning fluid in the form of vapor from a circuit
11/18/2003US6648307 Ozone in ultrapure deionized water, semiconductor wafers
11/18/2003US6648174 Treated water dispensing system
11/18/2003CA2307961C Methods for the in situ removal of a contaminant from soil
11/17/2003CA2437948A1 Apparatus and method for producing small gas bubbles in liquids
11/13/2003WO2003093535A2 Electrolysis cell and method
11/13/2003WO2003093178A1 Organic slurry treatment process
11/13/2003WO2003093177A1 Method and system for monitoring water treatment and water quality
11/13/2003WO2003093176A2 Apparatus and method for water treatment
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