| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 07/24/2003 | WO2003051776A3 Detoxification of water containing onium compounds |
| 07/24/2003 | US20030139902 Probabilistic goal recognition system and method incorporating inferred unobserved actions |
| 07/24/2003 | US20030138490 A controlled-release pharmaceutical drug delivery system comprising active material drug and crosslinkable polymers |
| 07/24/2003 | US20030138395 Anion exchange resin is contacted with a material capable of donating a member absorbable by the resin; used to sterilize a fluid |
| 07/24/2003 | US20030138371 Method and apparatus for generating gaseous chlorine dioxide-chlorine mixtures |
| 07/24/2003 | US20030138367 System and method for the abatement of toxic constituents of effluent gases |
| 07/24/2003 | US20030137304 E-water machine |
| 07/24/2003 | US20030137068 Formed by dissolving borax and copper sulfate in water, heat drying, then adding silica, nitric acid, and silver; microbiocidal/bactericidal |
| 07/24/2003 | US20030136748 Water purification system |
| 07/24/2003 | US20030136746 Acid and high temperatures resistance |
| 07/24/2003 | US20030136745 Active acoustic piping |
| 07/24/2003 | US20030136744 Apparatus for supplying deozonized ozone sterilized water |
| 07/24/2003 | US20030136742 Wastewater treatment process using 8856 (A&B) to remove metals from wastewater |
| 07/24/2003 | US20030136741 Chemical and process for removing emulsions from waste water |
| 07/24/2003 | US20030136740 Iron electrodes in electrolytic bath, able forming iron hydroxide particles through the electrolysis, absorbing impurities; metallic oxide electrodes providing oxidation reduction reaction; purification, dephosphorization |
| 07/24/2003 | US20030136738 Apparatus for manufacturing deionized water and using method thereof |
| 07/24/2003 | US20030136737 Filtration under pressure, purification of polluted water |
| 07/24/2003 | US20030136734 Treatment of contaminated activated charcoal |
| 07/24/2003 | US20030136733 Waste treatment by add solubilizers, applying ultrasonic waves, depressurizing swelling treatment, microbial treatment, dephosphorization, denitrification |
| 07/24/2003 | US20030136732 Apparatus and method for purifying wastewater using back overflowed sludge |
| 07/24/2003 | US20030136724 Water filtering device |
| 07/24/2003 | US20030136723 Airtight waste solution sampling apparatus |
| 07/24/2003 | US20030136719 Chitosan enhanced dewatering bag |
| 07/24/2003 | US20030136716 Growing and conditioning system for bioaugmentation products used for the treatment of waste water and water quality improvement |
| 07/24/2003 | US20030136686 A tank with the jointed electrocoagulation electrodes connected to a power source for water purification |
| 07/24/2003 | US20030136165 Method for disinfecting and stabilizing organic wastes with mineral by-products |
| 07/24/2003 | DE20306347U1 Device for producing a sodium hypochlorite solution comprises a water softener connected to the cathode chambers of a membrane electrolysis cell, and a salt solution container connected to the anode chambers of the cell for introducing sols |
| 07/24/2003 | CA2472490A1 Module with self-supporting sheet membranes |
| 07/24/2003 | CA2472228A1 Method and device for deionizing cooling media for fuel cells |
| 07/23/2003 | EP1329426A1 Method and device for reducing volume of excess sludge |
| 07/23/2003 | EP1329425A1 Desalination method and desalination apparatus |
| 07/23/2003 | EP1329424A1 Germicidal lamp and purification system having turbulent flow |
| 07/23/2003 | EP1329423A1 Method for treating effluents containing fats and treating unit using the method |
| 07/23/2003 | EP1329422A1 Liquid purification method and apparatus |
| 07/23/2003 | EP1329250A1 Flocculants for oil-water separation and method for oil-water separation by flocculation |
| 07/23/2003 | EP1328480A1 Mobile unit for filtering and sterilizing water |
| 07/23/2003 | EP1328478A1 Contacting and adsorbent granules |
| 07/23/2003 | EP1328477A1 Contact and adsorber granulates |
| 07/23/2003 | EP1328476A1 Contact and adsorber granulates |
| 07/23/2003 | EP1328336A2 Apparatus and method for increasing oxygen levels in a liquid |
| 07/23/2003 | EP1328329A1 Water filter cartridge having a proportional flow feeder |
| 07/23/2003 | EP1328167A1 Method and device for sterilising a liquid |
| 07/23/2003 | EP1328156A1 Composition for generating chlorine dioxide |
| 07/23/2003 | EP1246779B1 Method and device for purifying untreated water |
| 07/23/2003 | EP1230167B1 Process for the disposal of solid or liquid wastes from treatment of animal source materials |
| 07/23/2003 | EP1199931B1 Electrolytic synthesis of peracetic acid |
| 07/23/2003 | EP1165444B1 Utilization of porphyrin derivatives in aquaria |
| 07/23/2003 | EP1114426A4 Medical devices incorporating at least one element made from a plurality of twisted and drawn wires |
| 07/23/2003 | EP1060130B1 An improved filter cartridge, particularly for jug water purifiers |
| 07/23/2003 | CN2561788Y Sterilizer of pure water tank |
| 07/23/2003 | CN2561787Y Electroplating waste water treaters |
| 07/23/2003 | CN2561786Y Peroidical strong magnetizer for liquid stream |
| 07/23/2003 | CN2561785Y Magnetized water scale remover |
| 07/23/2003 | CN2561784Y 高效流体磁化器 Efficient Fluid magnetizer |
| 07/23/2003 | CN2561783Y Water magnetizing apparatus and its accessaries |
| 07/23/2003 | CN2561782Y Continuous electric salt removers |
| 07/23/2003 | CN2561781Y Multidimensional electrochemical reactors |
| 07/23/2003 | CN2561780Y Seawater desalter |
| 07/23/2003 | CN2561779Y Unitary water purifiers |
| 07/23/2003 | CN2561778Y PVA penetrating water filter |
| 07/23/2003 | CN2561777Y Pipeline backflush water purifiers |
| 07/23/2003 | CN2561776Y Built-in structure of water purifiers |
| 07/23/2003 | CN2561775Y Sewage air floated treating apparatus |
| 07/23/2003 | CN2561774Y Circulated air floating device |
| 07/23/2003 | CN2561773Y Effective film rotating oxygen remover |
| 07/23/2003 | CN2561396Y Supplier for releasing materials into water automatically |
| 07/23/2003 | CN1432021A Process for preparing coagulants for water treatment |
| 07/23/2003 | CN1431974A Treatment of mineral materials |
| 07/23/2003 | CN1431866A 杀真菌方法 Fungicidal method |
| 07/23/2003 | CN1431442A Refrigerator |
| 07/23/2003 | CN1431157A Household self control type processing device for purifying water quality by use of ozone |
| 07/23/2003 | CN1431156A Health care drinking water and its mfg. method |
| 07/23/2003 | CN1431155A Light catalyst reaction device and processing technique for continuous degrading waste water containing organic contamination |
| 07/23/2003 | CN1431042A Modified adsorbent of fly ash and method for treating waste water by using absorbent |
| 07/23/2003 | CN1430896A Combination of disinfectors and its applications used in aquiculture |
| 07/23/2003 | CN1430884A Method of manufacturing bleeding agent for water body by using preparation of non-powder |
| 07/23/2003 | CN1115328C Process for preparing modified quaternary ammonium salt |
| 07/23/2003 | CN1115307C Filter element of water drinker and water drinker thereof |
| 07/23/2003 | CN1115302C Process for treating waste coal-dressing water contg. aluminium ions |
| 07/23/2003 | CN1115294C Chlorine dioxide generating method and appts. |
| 07/23/2003 | CN1115189C Method of separating organic solutions when preparing printed circcuit board |
| 07/23/2003 | CN1115106C Environmentally compatible processes, compsns. and materials treated thereby |
| 07/22/2003 | US6596542 Flow-through chemical actinometer for ultraviolet disinfection reactors |
| 07/22/2003 | US6596182 Flowing water through such as magnetized steel wool |
| 07/22/2003 | US6596178 Fluid purification system |
| 07/22/2003 | US6596177 Method of improving the quality of diesel fuel |
| 07/22/2003 | US6596176 Purification by oxidation and coagulation; cheap, safe, easy |
| 07/22/2003 | US6596164 Rotary flat membrane separation apparatus |
| 07/22/2003 | US6596162 Vessel and rod |
| 07/22/2003 | US6596161 Laminated microporous diffuser |
| 07/22/2003 | US6596160 Periodic ozone treatment system for a showering tower type water cooling system |
| 07/22/2003 | US6596159 Automatic regeneration valve for water softener |
| 07/22/2003 | US6596145 Electrodeionization module |
| 07/22/2003 | US6595277 Contains microorganism filter element having sufficiently small pore sizes to stop microorganisms from passing through |
| 07/17/2003 | WO2003057632A1 Biological treatment process involving post-denitrification mechanism and a membrane filter |
| 07/17/2003 | WO2003057631A1 Wastewater treatment system |
| 07/17/2003 | WO2003057630A1 Device and method for destillation |
| 07/17/2003 | WO2003057629A1 Passive electromagnetic resonator for water treatment |
| 07/17/2003 | WO2003057381A1 Decomposition device of organic waste and automatic cleaning system thereof |
| 07/17/2003 | WO2003057364A1 Method and apparatus for treating liquid for use in agriculture |