| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 02/07/2001 | CN1283125A Multi-compartment plastic woven mesh dry chemistry container |
| 02/07/2001 | CN1283124A Method for disinfecting liquid and gases and device for using thereof |
| 02/07/2001 | CN1282708A Generator of oxygen-enriched water |
| 02/07/2001 | CN1282707A Process for reclaiming waste ink liquid for intaglio printing by phosphoric acid method |
| 02/07/2001 | CN1061727C Agent for recovering waste water and residuals for papermaking of corrugated paper |
| 02/06/2001 | US6184257 Diluting ferric chloride with water prior to adding polymer |
| 02/06/2001 | US6183794 Propionic acid, ammonia, propanediol and water solutions and the use thereof |
| 02/06/2001 | US6183652 Uv radiation |
| 02/06/2001 | US6183650 Synthetic mineral microparticles and retention aid and water treatment systems and methods using such particles |
| 02/06/2001 | US6183647 Method and apparatus for treatment of liquid |
| 02/06/2001 | US6183646 Biofouling reduction |
| 02/06/2001 | US6183643 Method and apparatus for denitrification of water |
| 02/06/2001 | US6183637 Resin trap device for use in ultrapure water systems and method of purifying water using same |
| 02/06/2001 | US6183634 Separator |
| 02/06/2001 | US6183633 Separator |
| 02/06/2001 | US6183631 Solution treatment agent supply apparatus |
| 02/06/2001 | US6183630 Chlorinator for aerobic waste treatment systems |
| 02/06/2001 | US6183623 Electrochemical conversion of anhydrous hydrogen halide to halogen gas using an ionically conducting membrane |
| 02/06/2001 | US6183600 Aqueous suspension of cellulose; deflocculating with cationic acrylamide polymer; mixing with zeolite |
| 02/06/2001 | US6182681 Automatic dry granular chemical dispenser |
| 02/06/2001 | US6182453 Portable, potable water recovery and dispensing apparatus |
| 02/06/2001 | CA2315411A1 Compact wastewater cleaning apparatus |
| 02/06/2001 | CA2221154C Chloroisocyanuric acid composition having reduced gas evolution |
| 02/06/2001 | CA2199530C Process for preparing basic aluminum polychlorosulphates and their applications |
| 02/03/2001 | CA2279525A1 Hybrid biological and chemical process for decontaminating municipal sewage sludge |
| 02/01/2001 | WO2001007682A1 Corrosion inhibition method suitable for use in potable water |
| 02/01/2001 | WO2001007430A1 Fluorescent water-soluble polymers |
| 02/01/2001 | WO2001007379A1 A process for purifying organic sewage and the biomass material obtained thereof |
| 02/01/2001 | WO2001007371A1 Method for removing harmful ion and remover for use in the same |
| 02/01/2001 | WO2001007370A1 Removal of sulphates from a feedstock |
| 02/01/2001 | WO2001007369A1 Water purification methods with in situ generation of metal hydroxide flocculants |
| 02/01/2001 | WO2001007134A1 Method and apparatus for simultaneous heat and mass transfer utilizing a carrier-gas |
| 02/01/2001 | WO2001007090A1 Microorganism filter and method for removing microorganism from water |
| 02/01/2001 | WO2000050345A3 Mineral oxide liquid concentrates for water and wastewater treatment |
| 02/01/2001 | DE19935912A1 Verfahren zum Dotieren eines flüssigen Mediums mit einem flüssigen Dotierungsmittel und Vorrichtung zu seiner Durchführung A method for doping a liquid medium with a liquid dopant and device for its implementation |
| 02/01/2001 | DE19932436A1 Circulating hot water supply of potable quality minimizes the risk of aerosol-borne flu and lung infection |
| 02/01/2001 | CA2380325A1 Corrosion inhibition method suitable for use in potable water |
| 02/01/2001 | CA2379565A1 Microorganism filter and method for removing microorganism from water |
| 01/31/2001 | EP1072667A1 Thermo-reversible material and method for preparing it |
| 01/31/2001 | EP1072575A1 Method of decomposing organochlorine compound |
| 01/31/2001 | EP1072558A1 Ultraviolet liquid treatment apparatus |
| 01/31/2001 | EP1072488A2 Wiper blade utilizing piezoelectricity of tourmaline and method for manufacture of the same |
| 01/31/2001 | EP1072304A1 Vapor/liquid mixer and polluted water purification apparatus using the mixer |
| 01/31/2001 | EP1071522A1 Oil absorption and reclamation methods |
| 01/31/2001 | EP1071478A1 Catalytic chamber |
| 01/31/2001 | EP1071356A1 Apparatus and methods for making beverages |
| 01/31/2001 | EP1071328A1 Sunlight-ultraviolet-stable biocide compositions and uses thereof in water treatment |
| 01/31/2001 | EP1028845A4 System for extracting soluble heavy metals from liquid solutions |
| 01/31/2001 | EP0853747A4 Combined water purifier/dispenser and walk-in cooler |
| 01/31/2001 | CN2417165Y Water purification apparatus system using ozone and ultra-violet rays |
| 01/31/2001 | CN2417164Y Floating roof type multi-functional and layered water purifying equipment |
| 01/31/2001 | CN2417163Y Full automatic ino-exchange soft water apparatus made of glass fiber reinforced plastic |
| 01/31/2001 | CN2417162Y Apparatus for filteriing water |
| 01/31/2001 | CN2417161Y Desalination of sea water equipment using solar energy |
| 01/31/2001 | CN2417160Y Steaming type super purified distilled water machine |
| 01/31/2001 | CN2417158Y Practical type chlorine dioxide generator |
| 01/31/2001 | CN2416948Y Water purifying apparatus |
| 01/31/2001 | CN1282385A Corrosion protected treatment device |
| 01/31/2001 | CN1282306A Method and device for production of pure water |
| 01/31/2001 | CN1281826A Method for treating benzene extraction waste liquor in production of caprolactam |
| 01/31/2001 | CN1281824A Sterilizing method for circulating water system |
| 01/31/2001 | CN1061434C Method and device for cool thermal storage and/or water purification |
| 01/31/2001 | CN1061268C Active silver water purifying filter element |
| 01/30/2001 | US6180584 Applying polybiguanide film-forming compound; alcohol removable; medical equipment, protective clothing |
| 01/30/2001 | US6180548 Porous apatite coated with titania |
| 01/30/2001 | US6180326 Method for the decontamination of a photographic bath using heat-reversible polymer particles |
| 01/30/2001 | US6180233 Sorbent glass fiber material |
| 01/30/2001 | US6180080 Reducing ph of solution to within a range of about 1 to 3 by adding an acid, then adding a peroxygen compound to solution at a temperature of 20 to 110 degrees c while maintaining said ph and converting thiosulfate to sulfur |
| 01/30/2001 | US6180079 Determining equivalent weight a of strong acid which is consumed until ph of aqueous alkali waste reaches 9 and equivalent weight b of strong acid which is consumed until ph reaches 4 in neutralization titration, adding alkali or acid |
| 01/30/2001 | US6180056 Method and compositions for minimizing biological and colloidal fouling |
| 01/30/2001 | US6180023 Composition and process for remediation of waste streams |
| 01/30/2001 | US6180016 Mixture of apatite in binder |
| 01/30/2001 | US6180014 Oxidation, removal |
| 01/30/2001 | US6180012 Sea water desalination using CO2 gas from combustion exhaust |
| 01/30/2001 | US6180011 Method for removing hydrocarbon products from water surfaces |
| 01/30/2001 | US6180010 Removal of glycerides, fatty acid, unsaturated hydrocarbons and (meth)acrylate polymers |
| 01/30/2001 | US6180009 For reuse; ultrafiltration, reverse osmosis, pervaporization,distillation |
| 01/30/2001 | US6180003 Portable apparatus for storing and disinfecting a fluid using ultraviolet source |
| 01/30/2001 | US6179991 Chamber with two electrodes having voltages of different polarities and made of multivalent metals, an inlet port for introduction of untreated water to chamber wherein water is treated by passing over electrodes, outlet port, scraper blade |
| 01/30/2001 | US6179977 Insitu electrochemical water treatment process equipment for pits and lagoons |
| 01/30/2001 | US6179898 Aluminosilicate organic-inorganic polymer |
| 01/30/2001 | US6178975 Waste water classifying recovery apparatus in wafer cleaning system |
| 01/30/2001 | US6178880 Integrated modular design of a pulsed electrical field treatment chamber |
| 01/30/2001 | CA2283201A1 Radiation apparatus for the treatment of a fluid |
| 01/30/2001 | CA2279766A1 Aeration system for submerged membrane module |
| 01/30/2001 | CA2268641C Method of gasifying or degasifying a liquid |
| 01/30/2001 | CA2193119C Electrolytic solution for lithium cell and method for producing same |
| 01/30/2001 | CA2127400C Self-energizing fluid treatment apparatus employing external electrodes |
| 01/30/2001 | CA2091800C Process for treating waste containing cyanates |
| 01/29/2001 | CA2279087A1 Maintenance cleaning for membranes |
| 01/25/2001 | WO2001006191A1 Method for drying slurry, rinse water and industrial effluent and/or residues |
| 01/25/2001 | WO2001005896A1 Method for treating circulating water in paint booths |
| 01/25/2001 | WO2001005839A1 Use of surface-active agents in the impurity removal process from solutions containing acetic derivatives using nano-filtration with membranes, in a process to obtain cellulose acetate |
| 01/25/2001 | WO2001005717A1 Combined oxidation and chelating adsorption system for removal of mercury from water |
| 01/25/2001 | WO2001005714A1 Pateurizing sludge to exceptional quality |
| 01/25/2001 | WO2001005713A1 Method and apparatus for reduction of excess sludge |
| 01/25/2001 | WO2001005712A1 Process for flocculating suspensions |
| 01/25/2001 | WO2001005711A1 Device for physical treating of water and other fluids |
| 01/25/2001 | WO2001005710A1 Method for recovering fluorinated emulsifiers from aqueous phases |
| 01/25/2001 | WO2001005709A1 Method of distillation of water |