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
10/17/2002WO2002049967A3 Novel multidentate sulfur-containing ligands
10/17/2002WO2002045511A3 Concentrated aqueous bromine solutions and their preparation
10/17/2002WO2000034183A3 Portable water purification device
10/17/2002US20020152036 System for optimized control of multiple oxidizer feedstreams
10/17/2002US20020150861 Air-sucking, sterilizing and wastewater treatment method for dental clinic bed
10/17/2002US20020150686 Forming filters
10/17/2002US20020150623 Antiseptics
10/17/2002US20020149995 Second embodiment
10/17/2002US20020149489 Automatic salt level monitor for a water softening device
10/17/2002US20020148915 Shower apparatus
10/17/2002US20020148791 Carbohydrate purification using ultrafiltration, reverse osmosis and nanofiltration
10/17/2002US20020148790 Chemical destruction of ammonia with an oxidizing agent, followed by treatment with calcium salts to precipitate calcium fluoride, and filtration
10/17/2002US20020148789 Clean water for dental delivery units
10/17/2002US20020148786 Removal and recovery of chloride from phosphonomethyliminodiacetic acid process brine
10/17/2002US20020148785 Comprising particles coated with activated lignosulfonate
10/17/2002US20020148784 Comprises hydroxycarboxylic acid; for purifying aqueous solutions
10/17/2002US20020148783 Via exposure to electrical energy; reverse osmosis
10/17/2002US20020148782 Wastewater management system
10/17/2002US20020148781 Wastewater management system
10/17/2002US20020148780 Method of enhancing biological activated sludge treatment of waste water, and a fuel product resulting therefrom
10/17/2002US20020148768 With use of lignosulfonates (lignin derivatives) as surfactants
10/17/2002US20020148761 Fluid purification system and component and method of using same
10/17/2002US20020148722 Electrolytic treatment apparatus having replaceable and interchangeable electrode reactor cartridges therefor
10/17/2002US20020148719 Water purification system
10/17/2002US20020148221 Apparatus and method for the recovery and purification of water from the exhaust gases of internal combustion engines
10/17/2002DE10117805A1 Antimicrobial reactive formulation containing aminoalcohol useful for antimicrobial coatings, protective coatings, paints, marine applications including antifouling, domestic, medical and optical applications
10/17/2002DE10116953A1 Verfahren zur Abtrennung von Schwermetallen, Metallen, Arsen, Uran und Radium aus schadstoffbelasteten Wässern durch ein aus mehreren Komponenten bestehendes reaktives Material A process for separating heavy metals, metals, arsenic, uranium and radium from polluted waters by an existing multi-component reactive material
10/17/2002DE10116888A1 Dynamisches Filtersystem Dynamic filtering system
10/17/2002DE10115961A1 Salt water desalination plant comprises solar-driven inclined evaporation plane with condensation and collector panels
10/17/2002CA2442541A1 Manganese/oxygen compound with arsenic adsorption, arsenic adsorbent, and method of adsorptively removing arsenic from aqueous solution
10/17/2002CA2344019A1 Warm/cold double-circulation water filter system and swimming pool arrangement
10/16/2002EP1249430A2 Aqueous electrolyzed solution of ascorbyl glucosamine and preparation process therefor
10/16/2002EP1249279A1 Installation for the elimination of atmospheric emissions of organic solvents used for paint thinning
10/16/2002EP1248943A1 An on-line device for predicting at least one fluid flow parameter in a process
10/16/2002EP1248931A2 Tubular oven
10/16/2002EP1248533A1 Packaging of aqueous liquids
10/16/2002EP1248527A1 Beverage brewing system and method for using same
10/16/2002EP0951349B1 Device for generating magnetic fields
10/16/2002CN2516790Y Water tap with sterilizing chamber having ultraviolet lamp in it
10/16/2002CN2516542Y Mixing condensation flotation precipitator for sewage
10/16/2002CN2516541Y Water purification equipment
10/16/2002CN2516540Y Environmental protection energy-saving magnetic-energy water treatment device
10/16/2002CN2516539Y Inserted electronic water treatment apparatus
10/16/2002CN2516538Y Purifier for domestic running water
10/16/2002CN2516537Y 水处理装置 Water treatment device
10/16/2002CN2516536Y Device for reducing airflow strong noise of airfloat equipment
10/16/2002CN2516535Y Residue extraction device of air float equipment
10/16/2002CN2516534Y Device for breaking bubble of air float equipment
10/16/2002CN2516533Y Release
10/16/2002CN2516532Y Auto-control integral water circulation treatment equipment
10/16/2002CN2516531Y Drinking water purification device
10/16/2002CN2516530Y Cup-type water purifier
10/16/2002CN2516074Y Pressure water purification dispenser
10/16/2002CN1374931A Process for improving culture water quality of tank system
10/16/2002CN1374930A Water treatment agent for extending water exchange intervals in tank systems
10/16/2002CN1374929A Water treatment apparatus
10/16/2002CN1374882A Organic colloidal dispersion of a rare earth compond monocrystalline particles
10/16/2002CN1374520A Method for measuring chemical oxygen requirement and its apparatus
10/16/2002CN1374342A Composite polyacrylamide
10/16/2002CN1374258A Stuffing-throwing fluidized bed membrane bioreactor and water treating method
10/16/2002CN1374257A Mineralized drinking water and its prepn
10/16/2002CN1374256A Waste alkali liquor oxidizing, decomposing, neutralizing and saponifying treatment with cyclohexane
10/16/2002CN1092610C Method for removing organic ingredient from oil-field well-drilling waste water
10/16/2002CN1092609C Method for sewage treatment and its apparatus
10/16/2002CN1092608C Waste water treatment method for removing nitrogen and phosphorus and plant thereof
10/16/2002CN1092607C Gas liquid ion separating, mixing device
10/16/2002CN1092606C Apparatus for electrolyzing waer with removal of chlorine and mercury heavy metals
10/15/2002US6466317 Automatic real time monitoring of true color in waste liquids
10/15/2002US6464887 Adjuvant for the filtration of liquids and its use for microbial decontamination
10/15/2002US6464885 Chlorinated utility water discharged into the surrounding environment
10/15/2002US6464884 Ultraviolet disinfection unit connected downstream of filter
10/15/2002US6464883 Remover of fluoride ion and treatment method for wastewater containing fluoride ion using the same
10/15/2002US6464880 Nonporous materials are subjected to ester hydrolysis to generate site-specific perforations; oxidatively stable, hydrophilic, filtration in presence of hydrogen peroxide; perfluorinated ionomer
10/15/2002US6464879 Treatment of phosphatizing waste water
10/15/2002US6464877 Water treating method
10/15/2002US6464875 Food, animal, vegetable and food preparation byproduct treatment apparatus and process
10/15/2002US6464874 Biological sludge and calcium-containing chemical sludge for both organic matters and fluorine in only one reaction tank
10/15/2002US6464873 Polyfunctional aromatic or cycloaliphatic acyl halide reactant; high flux rates and low pressures with high sulfate rejection.
10/15/2002US6464871 Faucet assembly with a filtering device disposed in a faucet body
10/15/2002US6464869 Filter assembly for a faucet
10/15/2002US6464868 Method and system for controlling biofilm
10/15/2002US6464867 Apparatus for producing water containing dissolved ozone
10/15/2002US6464864 Forming ferrous sulfide; destroying impurities
10/15/2002US6464845 Manufacturing method and apparatus for making alkaline ionized water and acidic water
10/15/2002US6464499 Air-sucking, sterilizing and wastewater treatment method for dental clinic bed
10/15/2002US6464155 Method of processing animal waste and parts
10/15/2002US6463956 Method of water distribution and apparatus therefor
10/15/2002CA2041524C Induced gas liquid coalescer and flotation separator
10/12/2002CA2381681A1 System and method for separating components of liquid manure
10/11/2002CA2343832A1 Waste treatment system
10/10/2002WO2002080192A2 Means for isolating radium from water, in particular from radioactive water contaminated by natural uranium and its natural disintegration products, using a reactive material consisting of several components
10/10/2002WO2002080191A2 Agent for isolating radium from water, in particular from radioactive water contaminated by natural uranium and its natural disintegration products
10/10/2002WO2002079888A1 Dual solid chemical feed system
10/10/2002WO2002079392A2 Pathogen management system _______________________________
10/10/2002WO2002079345A1 Method for treating possibly contaminated biological material prior to a pyrolysis process
10/10/2002WO2002079102A1 Process for removal of nitrate from wastewater
10/10/2002WO2002079101A1 Solid material dissolution apparatus
10/10/2002WO2002079100A1 Acidic-wastewater treating material and method of treating acidic wastewater
10/10/2002WO2002079099A1 Quick inverting liquid flocculant
10/10/2002WO2002079098A1 Household apparatus using a fluid, comprising a purifying system of the type in which at least a substance must be removed from said fluid
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