| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 02/06/2003 | WO2003009811A2 Processes and apparatus for the manufacture of polynuclear aluminum compounds and disinfectants, and polynuclear aluminum compounds and disinfectants from such processes and apparatus |
| 02/06/2003 | WO2002082463A3 Method for removing heavy metals from polluted waters by means of a multi-component reactive material |
| 02/06/2003 | WO2002081385A3 Means for separating off of heavy metals from polluted water |
| 02/06/2003 | WO2002079099A8 Quick inverting liquid flocculant |
| 02/06/2003 | WO2002059043A3 Recovery and purification of water from the exhaust gases of int ernal combustion engines |
| 02/06/2003 | WO2002044088A9 An adsorptive-filtration media for the capture of waterborne or airborne constituents |
| 02/06/2003 | WO2002034680A9 Reclaiming water and usable brine concentrate from domestic sewage |
| 02/06/2003 | WO2002004360A9 Method of treating semiconductor waste waters |
| 02/06/2003 | WO2002004359A9 Method of treating industrial waste waters |
| 02/06/2003 | US20030027310 Enzymatic polypeptide for use in preventing the development of biofilms |
| 02/06/2003 | US20030026804 Combination therapies for B-cell lymphomas comprising administration of anti-CD20 antibody |
| 02/06/2003 | US20030025221 Diffuser with obround outlet for use in a carbonic acid control system |
| 02/06/2003 | US20030025103 Polysilicate microgels |
| 02/06/2003 | US20030025015 Kitchen sink disposer mount for space conservation |
| 02/06/2003 | US20030024884 Method for removing oil, petroleum products and/or chemical, pollutants from liquid and/or gas and/or surface |
| 02/06/2003 | US20030024879 Mediated electrochemical oxidation of biological waste materials |
| 02/06/2003 | US20030024867 Bactericidal descaler, particularly for treating drinking water |
| 02/06/2003 | US20030024866 Apparatus for treating water or wastewater |
| 02/06/2003 | US20030024863 Urban runoff water treatment methods and systems |
| 02/06/2003 | US20030024828 Forming hypochlorous acid and active oxygen |
| 02/06/2003 | US20030024809 Chlorination system for swimming pools and the like |
| 02/06/2003 | US20030024803 The hydrate rises or sinks or is carried into a lower pressure area and dissociates into the gas and pure water. |
| 02/06/2003 | US20030024802 Simultaneous system for the distillation and elevation of water on top of the water table, which driven by thermo solar energy allows in an autonomous operation the generation of electricity through transportation and free fall of water |
| 02/06/2003 | US20030024353 Gelatin encapsulated metal powder for silver recovery from processing solutions |
| 02/06/2003 | US20030024263 Ice maker with magnetic water conditioner |
| 02/06/2003 | CA2493605A1 Processes and apparatus for the manufacture of polynuclear aluminum compounds and disinfectants, and polynuclear aluminum compounds and disinfectants from such processes and apparatus |
| 02/06/2003 | CA2459245A1 Use of a material based on organic and/or inorganic fibres and chitosan for fixing metal ions |
| 02/05/2003 | WO2002014227A1 Method for purifying waste water, and purification plant for carrying out said method |
| 02/05/2003 | EP1281677A1 Domestic water filtration system |
| 02/05/2003 | EP1281675A1 Method for the ozone treatment of waste water |
| 02/05/2003 | EP1281674A2 Bactericidal descaler, particularly for treating drinking water |
| 02/05/2003 | EP1281432A1 Hollow fiber membrane, hollow fiber membrane module, and water purifier |
| 02/05/2003 | EP1281423A1 Method and device for absorbing hydrophobic material from a fluid, water purification system and washing device |
| 02/05/2003 | EP1280941A1 Method for eliminating nickel ions and lead ions from ferrous salt solutions |
| 02/05/2003 | EP1280737A1 Method for the biological anaerobic treatment and reduction of excess sludges |
| 02/05/2003 | EP1121329B1 Treatment system and method for reducing the oxygen content of the water of a partial system of an industrial plant |
| 02/05/2003 | EP1038041B1 A fibrous system including wicking fibers impregnated with extractant for continuously capturing metals from an aqueous stream |
| 02/05/2003 | EP1007182B1 Method and plant for treating water incorporating a sedimentation tank and a multilayer filter operating at high speeds |
| 02/05/2003 | CN2534174Y Domestic water treater for deep well |
| 02/05/2003 | CN2534173Y Deironing device for water treatment |
| 02/05/2003 | CN2534172Y Device for sterilizing water |
| 02/05/2003 | CN2534171Y Variety drinking water making machine |
| 02/05/2003 | CN2534170Y Micro heterogeneous catalytic water treatment apparatus |
| 02/05/2003 | CN2534169Y Rain filtering penetration apparatus |
| 02/05/2003 | CN1395627A Improvements in electrolysis cells |
| 02/05/2003 | CN1395545A Method for purifying suspended water by membrane filtration |
| 02/05/2003 | CN1395544A Solar dew tube |
| 02/05/2003 | CN1395489A Physiologically balanced ionized acidic solution and methodology for use in wound healing |
| 02/05/2003 | CN1395088A Fluid diaphaneity detector and method |
| 02/05/2003 | CN1394913A Spray drying polymer composition and its use |
| 02/05/2003 | CN1394818A Method for treating industrial waste water with high sulfur content |
| 02/05/2003 | CN1394817A Method for removing heavy metal ion from aqueous solution by using potassium tetratitanate |
| 02/05/2003 | CN1394816A Flocculant and its production method |
| 02/05/2003 | CN1394815A Rare earth compounded coagulating agent for treating waste water and its preparation method |
| 02/05/2003 | CN1394814A Sterilization method of ultrapure transmission system for microelectronic equipment |
| 02/05/2003 | CN1394813A Microcomputer monitored pipe type water-purifying machine |
| 02/05/2003 | CN1394789A Waste gas and ballast water combined treatment equipment and method for treating ballast water |
| 02/05/2003 | CN1100960C Low capacity chlorine gas feed system |
| 02/05/2003 | CN1100911C Metal chelate forming fiber, process for preparing the same, and method for metal ion sequestration using said fiber |
| 02/05/2003 | CN1100725C Process for preparation of firming agent |
| 02/05/2003 | CN1100724C Method for treating industrial waste water |
| 02/05/2003 | CN1100619C Electrodeionization apparatus havig geometric arrangement opf ion exchange material |
| 02/04/2003 | US6514459 Subjected to stirring during all or part of the washing; stirring is hydraulic; to bleach, disinfect or deodorize food products |
| 02/04/2003 | US6514458 Method for removing microbes from surfaces |
| 02/04/2003 | US6514420 Point-of use water treatment system |
| 02/04/2003 | US6514417 Microwave assisted cleaning and reclamation of industrial wastes |
| 02/04/2003 | US6514414 Process for separation and removal of iron ions from basic zinc solution |
| 02/04/2003 | US6514413 Method of drinking water disinfection |
| 02/04/2003 | US6514406 Water treatment apparatus |
| 02/04/2003 | US6514405 Portable water purifier with ultraviolet light source |
| 02/04/2003 | US6514398 Electrodeionization apparatus and method |
| 02/04/2003 | US6513580 Heat exchanger, in particular for preheating liquid manure |
| 02/04/2003 | US6513462 Descaling device for steam generator |
| 01/30/2003 | WO2003008959A1 Method for the controlled flotation of particles dispersed in a fluid and device for carrying out said method |
| 01/30/2003 | WO2003008377A1 Prostaglandin analogues_as ep4 receptor agonists |
| 01/30/2003 | WO2003008346A1 Method for neutralising industrial wastes containing petroleum products and organic components |
| 01/30/2003 | WO2003008345A1 Method of breaking down organic compounds present in industrial effluents using enzymatic reactors and the application thereof in the discoloration of industrial dyes |
| 01/30/2003 | WO2003008344A1 Waste water reservoir, especially activated sludge reservoir, and method for the operation thereof |
| 01/30/2003 | WO2003008343A1 Flocculating agents |
| 01/30/2003 | WO2003008342A1 Device for improving drinking water and/or industrial water quality |
| 01/30/2003 | WO2003008341A1 Device for controlling liquids |
| 01/30/2003 | WO2003008340A1 Method and apparatus for underwater decomposition of organic content of electrically conductive aqueous waste solutions |
| 01/30/2003 | WO2003008339A1 Process |
| 01/30/2003 | WO2003008338A1 Regenerative membrane purification device |
| 01/30/2003 | WO2003008337A2 Apparatus and method for softening water by nanofiltration |
| 01/30/2003 | WO2003008336A2 Reverse osmosis pretreatment using low pressure filtration |
| 01/30/2003 | WO2003008120A2 Oxidative thermochemical drying process for changing hydrophilic/hydrophobic characteristics of natural organic substances |
| 01/30/2003 | WO2003008079A2 Metal oxide films |
| 01/30/2003 | WO2003008078A2 Asymmetric gel-filled microporous membranes |
| 01/30/2003 | WO2003008076A1 Dual head pump driven membrane system |
| 01/30/2003 | WO2003008065A1 Back washing valve and filtering apparatus with the same |
| 01/30/2003 | WO2002055831A3 Improved method for stimulation of liquid flow in a well |
| 01/30/2003 | WO2002049969A3 Method for accelerating biocatalytic and/or hormonal processes and use of the same |
| 01/30/2003 | US20030022793 Method and apparatus for preventing bacteria and algae growth in water |
| 01/30/2003 | US20030019818 Adding biocidal agent to system or assembly before sealing it for shipment or storage |
| 01/30/2003 | US20030019815 Silica sol prepared by colliding inorganic acid aqueous solution with silicate aqueous solution at rate of 5 m/sec |
| 01/30/2003 | US20030019814 Flotation method |
| 01/30/2003 | US20030019805 Low spillage replaceable water filter assembly |
| 01/30/2003 | US20030019804 Device for treating liquids |
| 01/30/2003 | US20030019803 Point-of-use water treatment system |