| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 12/24/2003 | CN1462729A Treatment process for two stage recycling alkali waste liquid drained off by process system of synthesizing octanol |
| 12/24/2003 | CN1462727A Method for manufacturing composite coagulant of polyaluminium chloride and polymer of dimethyl diallyl ammonium chloride (DMDAAC) and its application |
| 12/24/2003 | CN1462726A Integral method of synthesizing organobentonite-treating wastewater |
| 12/24/2003 | CN1132045C Cleaning device, cleaning method and making method for LCD |
| 12/24/2003 | CN1131846C Tech for treating sewage by electric dialysis with fast-conductor membrane of biological ions |
| 12/24/2003 | CN1131727C Process for preparing single dispersivity anionite contg. strong base functional group |
| 12/24/2003 | CN1131714C UV water disinfector |
| 12/24/2003 | CA2487166A1 Radio frequency identification system for a fluid treatment system |
| 12/23/2003 | US6666975 Deodorizing waste water or pulping and/or papermaking slurries by mixing with glyoxal as a scavanger, to form soluble and stable reaction products |
| 12/23/2003 | US6666973 Water treatment by mixing with hydrochloric acid, then heating to decompose lithium hexafluorophosphate into phosphoric acid and hydrogen fluoride, and precipitating calcium fluoride and phosphate by adding calcium hydroxide |
| 12/23/2003 | US6666972 Method for treating wastewater containing heavy metals with used iron oxide catalyst |
| 12/23/2003 | US6666971 Ion exchanging; adjusting concentration; nanofiltration |
| 12/23/2003 | US6666030 Ice composition containing hydrogen peroxide and method of storing perishable food |
| 12/23/2003 | CA2099063C Control apparatus for fluid disinfection modules and systems |
| 12/23/2003 | CA2093344C Method of absorbing hydrophobic water-immiscible liquids |
| 12/20/2003 | CA2388845A1 Brac |
| 12/18/2003 | WO2003104534A2 Cross-reference to related applications |
| 12/18/2003 | WO2003104530A1 Ionic water electrode and method for manufacturing the same |
| 12/18/2003 | WO2003104152A1 Electrochemical wet oxidation method for hydrocarbons mixed with water or with soil |
| 12/18/2003 | WO2003104151A1 Method and device for flocculating setting |
| 12/18/2003 | WO2003103804A1 Air-stable metal oxide nanoparticles |
| 12/18/2003 | WO2003103533A2 Last-chance quality check and/or air/pyrogen filter for infusion systems |
| 12/18/2003 | WO2003093176A3 Apparatus and method for water treatment |
| 12/18/2003 | WO2003089104A3 Encapsulated filter cartridge |
| 12/18/2003 | WO2003072508A3 Uv fluid treatment device |
| 12/18/2003 | WO2003047345A3 Method for uniform control of bromine concentrations in biocidal water |
| 12/18/2003 | WO2002064509A3 Water treatment apparatus |
| 12/18/2003 | WO2002048043A3 Porous static water softener containing hybrid zeolite-silicate composition |
| 12/18/2003 | US20030233020 Process for decomposing decomposition-object and apparatus therefor |
| 12/18/2003 | US20030232540 Rapid lamp assembly for high energy lamps |
| 12/18/2003 | US20030232232 Fuel cell system provided with fluoride absorber |
| 12/18/2003 | US20030232114 Introducing a liquid into an oxygen enriching chamber of a sealed hyperbaric apparatus; adding oxygen flow under pressure into the chamber; treating bacterial infections, cosmetic use and treating hypoxia and anoxia |
| 12/18/2003 | US20030231996 Method for adsorbing lithium ions from a lithium-containing aqueous solution by a granular adsorbent |
| 12/18/2003 | US20030231979 A formulation for inhibiting pitting corrosion of a ferrous metal in contact with a metal-corrosive aqueous system containing cyanuric acid, a water soluble salt selected from alkali metal molybdate and alkali metal silicate |
| 12/18/2003 | US20030230826 Method of modifying the surface of plastic substrate |
| 12/18/2003 | US20030230538 Systems and methods for water and wastewater sludge treatment using floc or network strength |
| 12/18/2003 | US20030230537 Method and system for water purification |
| 12/18/2003 | US20030230535 Downhole desalination of aquifer water |
| 12/18/2003 | US20030230534 System and method for desalination of brackish water from an underground water supply |
| 12/18/2003 | US20030230531 Method for reducing boron concentration in high salinity liquid |
| 12/18/2003 | US20030230522 Portable high-pressure washing and rinsing system producing and using ultrapure ultrasoft reverse osmosis water |
| 12/18/2003 | US20030230495 Electrochemical cells, particularly electrolysis systems capable of high pressure operation |
| 12/18/2003 | DE20310781U1 Filtervorrichtung eines Wasserspenders Filter device of a water dispenser |
| 12/18/2003 | DE20122005U1 Intensive purification of mechanically, organically and/or biologically contaminated water, employs filtration and sintered distributors of pressurized, ionized air |
| 12/18/2003 | CA2477248A1 Multi-functional protective fiber and methods for use |
| 12/18/2003 | CA2454569A1 Aggregation precipitation method and apparatus |
| 12/17/2003 | EP1371790A1 Apparatus for collecting salt-containing water |
| 12/17/2003 | EP1371614A1 Process for treating sludge |
| 12/17/2003 | EP1371613A1 Method and device for fluid treatment |
| 12/17/2003 | EP1371612A1 Device for the treatment of industrial, urban, agricultural or petrochemical effluents by wet oxidation |
| 12/17/2003 | EP1371611A1 Fluid Treatment apparatus |
| 12/17/2003 | EP1371608A1 Aqueous active alkali silicate solution having high molar ratio, method for production thereof and method for use thereof |
| 12/17/2003 | EP1371409A1 Separating film, separating film element, separating film module, sewage and waste water treatment device, and separating film manufacturing method |
| 12/17/2003 | EP1370713A1 Process and apparatus for pickling a metal piece after welding |
| 12/17/2003 | EP1370700A1 Metal ion extraction materials and processes using same |
| 12/17/2003 | EP1370494A1 Elimination of metal ions from aqueous effluents |
| 12/17/2003 | EP1370493A2 Ship ballast water sterilization method and system |
| 12/17/2003 | EP1370351A2 Controlled realease cooling additive composition |
| 12/17/2003 | EP1370345A1 Filter used in the provision of substantially germ-free water |
| 12/17/2003 | EP1370338A2 Compositions of insoluble magnesium containing minerals for use in fluid filtration |
| 12/17/2003 | EP1198174B1 Method for preventing the formation of biological films |
| 12/17/2003 | EP1129036B1 Bottled water cooler with built-in oxygen generator and oxygen injection system |
| 12/17/2003 | EP0854842B1 Inhibition of biofouling using polyglycol fatty acid esters |
| 12/17/2003 | EP0835224B8 Process for removing unwanted material from wanted material |
| 12/17/2003 | CN2593109Y Health-care electric water heater |
| 12/17/2003 | CN2592635Y Ozone water generator |
| 12/17/2003 | CN2592634Y Efficient integrated water purifying apparatus |
| 12/17/2003 | CN2592633Y Manual control float-bed water treatment apparatus |
| 12/17/2003 | CN2592632Y Instant film-forming photocatalysis-oxidation water treating apparatus |
| 12/17/2003 | CN2592631Y Quasi-molecule ultraviolet light source |
| 12/17/2003 | CN2592630Y Solar seawater desalination device |
| 12/17/2003 | CN2592629Y Natural-circulating sewage treating apparatus |
| 12/17/2003 | CN2592628Y Special microwave industrial waste water treating machine |
| 12/17/2003 | CN2592627Y High speed multipurpose water activator |
| 12/17/2003 | CN1462208A Hollow fiber membrane, hollow fiber membrane module, and water purifier |
| 12/17/2003 | CN1461742A Dioscin industrial waste water, waste slag treatment technology |
| 12/17/2003 | CN1461732A Method of desalinating sea water into fresh water |
| 12/17/2003 | CN1461669A Device for oxidating titanium particle modified liquid by photochemical catalyst |
| 12/17/2003 | CN1461586A Method for lowering temp. and making rainfall in arid area |
| 12/17/2003 | CN1131431C Method to monitoring and controlling chemical treatment of petroleum, petrochemical and process with on-line quartz crystal microbalance sensor |
| 12/17/2003 | CN1131350C Alkali recovery process for black liquor of straw pulp |
| 12/17/2003 | CN1131182C Method for treating waste gas produced by device making optical-fibre product and recovering germanium |
| 12/17/2003 | CN1131180C Electrical sludge-dewatering equipment with horizontal electric field |
| 12/17/2003 | CN1131175C Waste water treatment electrolytic apparatus and method |
| 12/17/2003 | CN1131174C Chemical tablet and filter core for preparing drinking water from poor-quality water by military canteen |
| 12/17/2003 | CN1131165C Method for storing fresh water on the sea |
| 12/17/2003 | CN1131158C Method and device for preventing organism growth on sea-cases and seawater system on ships and offshore platforms etc. |
| 12/17/2003 | CN1131098C Compound chinese medical stone and its preparation |
| 12/16/2003 | US6663783 With facilitated flocculation |
| 12/16/2003 | US6663782 Hydrocyclone to aerate wastewater, froth flotation, reducing biological oxygen demand |
| 12/16/2003 | US6663781 Passing contaminated water through sorbent containing iron to which contaminants adsorb and are concentrated, adding oxidant which produces hydroxyl radicals whereby contaminants are oxidized and destroyed, and sorbent is regenerated in situ |
| 12/16/2003 | US6663778 Process for the treatment of aqueous streams containing inorganics |
| 12/16/2003 | US6663775 Electrolyte permeable membrane comprising cationic and anionic polymers and matrix, in which both polymers are crosslinked particulate polymers of specified size and matrix is selected from polyarylate or fluorinated resin |
| 12/16/2003 | US6663770 Water processing device |
| 12/16/2003 | US6663769 System for utilizing rainwater collected at buildings |
| 12/16/2003 | US6663766 Electroflocculation process and apparatus |
| 12/16/2003 | US6663750 Multi-unit, distributive, regenerable, in situ desalination system, apparatus and method |
| 12/16/2003 | US6662956 Metal oxide in polymeric binder |
| 12/14/2003 | CA2432110A1 Process for decomposing decomposition-object and apparatus therefor |
| 12/13/2003 | CA2432840A1 Fluid treatment apparatus |