| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 09/27/2004 | CA2423581A1 System and method for converting a biosolid sludge to a pasteurised stage for use as an organic fertilizer |
| 09/23/2004 | WO2004080919A1 Method for recovering wool-washing effluents and product thus obtained |
| 09/23/2004 | WO2004080902A1 In-water discharging core and sterilizing water supplying system using the said core |
| 09/23/2004 | WO2004080901A1 Process for producing mixed electrolytic water |
| 09/23/2004 | WO2004080900A1 Zero brine and rinse water removal of arsenic from water |
| 09/23/2004 | WO2004080619A1 Soil desalination system |
| 09/23/2004 | WO2004080578A1 Purification of fluids with nanomaterials |
| 09/23/2004 | WO2004080577A2 Nanofiltration system for water softening with internally staged spiral wound modules |
| 09/23/2004 | WO2004080562A2 Chemical treatment for control of sulfide odors in waste materials |
| 09/23/2004 | WO2004080494A1 Optical sterilizing method and device using flash pulses |
| 09/23/2004 | WO2004067136A3 Apparatus and method for filtering fluids |
| 09/23/2004 | WO2004050558B1 Rare earth compositions and structures for removing phosphates from water |
| 09/23/2004 | WO2004033373A3 Mobile desalination plants and methods for producing desalinated water |
| 09/23/2004 | WO2004033309A3 Communication device holder |
| 09/23/2004 | WO2004022210A3 Cyanide and formate destruction with ultra violet light |
| 09/23/2004 | WO2004014519A3 Water treatment apparatus |
| 09/23/2004 | US20040186338 Method for cleaning tar-bearing waste water and apparatus for performing said method |
| 09/23/2004 | US20040185545 Methods for separating molecules |
| 09/23/2004 | US20040185472 Method of monitoring membrane separation processes |
| 09/23/2004 | US20040182796 Use of combined system comprising sediment prefilter, separation cartridge, and post treatment cartridge extends life of fountain solution and renders solution more environmentally friendly upon ultimate disposal |
| 09/23/2004 | US20040182793 in situ oxidation of contaminants, including hydrocarbon, organic, bacterial, phosphonic acid, and other contaminants in in various surfaces and media, including soil, sludge, and water, by exposure to an aqueous peroxygen compound and a carboxylic acid; may include a halide salt |
| 09/23/2004 | US20040182792 Apparatus for purification of industrial wastewater with thin film fixed bed TiO2 photocatalyst |
| 09/23/2004 | US20040182791 Following removal of insoluble components possibly present, the metals and/or radionuclides present in cationic form are adsorbed on a phosphorylated bioadsorber, and the metals and/or radionuclides present in anionic form are removed as neutral elements by electrochemical deposition on a contact element |
| 09/23/2004 | US20040182790 Methods of making dual-action decontamination media |
| 09/23/2004 | US20040182779 Comprises methane reactor for creation of biogas; waste treatment |
| 09/23/2004 | US20040182771 Method of potting hollow fiber membranes |
| 09/23/2004 | US20040182766 Skimmer and filter |
| 09/23/2004 | US20040182764 System for producing ultrapure water |
| 09/23/2004 | US20040182761 Point-of-use water treatment system |
| 09/23/2004 | US20040182457 Fluid spigot and filter unit |
| 09/23/2004 | US20040182266 Method for manufacturing photosensitive resin printing plate, and developer treatment device |
| 09/23/2004 | DE10314489A1 Long-term in-situ decontamination of polluted aquifers makes use of an immobilized aqueous suspension of activated carbon as adsorbent |
| 09/23/2004 | DE10310991A1 Assembly to clean ground water flows in situ, to give clean drinking water, is inserted into the underground water pipe to pump the water through a cleaning stage without dividing walls |
| 09/23/2004 | DE10310986A1 In situ cleaning of contaminated ground water, to give clean drinking water, uses an oxidative action using ozone together with oxygen enrichment in a reactor |
| 09/23/2004 | DE10310414A1 Water conditioner for use in still or flowing water (e.g. in oil exploration 'squeeze' operations) contains a polysuccinimide and a biostat |
| 09/23/2004 | DE10310395A1 De-gasifier for feed water for technical plant e.g. steam powered electrical energy generation plant, using chemical binding process or adsorption medium for reducing partial pressure of selected gases |
| 09/23/2004 | DE10310097A1 Fluid bed reactor for the treatment of effluent water arising from domestic and trade wastes introduces oxygen via venturi jet to coarse foam particle with pores |
| 09/23/2004 | DE10309425A1 Mikrobizid zur Desinfektion von industriellen Wasserkreisläufen Microbicide for disinfection of industrial water circuits |
| 09/22/2004 | EP1460183A2 Device for removing contaminants swimming at or near the surface of water bodies, in particular oil slicks |
| 09/22/2004 | EP1460042A2 Methods for the production of potable mineral water |
| 09/22/2004 | EP1459807A1 Filter device |
| 09/22/2004 | EP1458648A2 Water purifying device |
| 09/22/2004 | EP1458647A2 Method for treating circulating water in coagulation devices of paint installations |
| 09/22/2004 | EP1458476A1 Exhaust line for an internal combustion engine |
| 09/22/2004 | EP1458465A1 Membrane filter housing and method of using the same |
| 09/22/2004 | EP1458462A1 Spacer for filled cell electrodialysis |
| 09/22/2004 | EP1416995A4 Devices for sterile-filtering fluid and methods of use |
| 09/22/2004 | EP1307101B1 Method of preparing a biocidal concentrate |
| 09/22/2004 | EP1299312B1 Electrodeionisation apparatus |
| 09/22/2004 | EP1299311B1 Method and device for treating industrial effluents to eliminate organic and/or mineral pollution |
| 09/22/2004 | EP1251940B1 A method for treatment of flue gas cleaning products |
| 09/22/2004 | EP1250360B1 Method for making hydrophobically associative polymers, methods of use and compositions |
| 09/22/2004 | EP1246965B1 Method for eliminating detrimental substances in a process liquid |
| 09/22/2004 | EP1242614B1 Measurement and control of sessile and planktonic microbiological activity in industrial water systems |
| 09/22/2004 | EP1212279B1 Purification of aromatic diacids |
| 09/22/2004 | EP1169270A4 Method and apparatus for treating leach fields |
| 09/22/2004 | EP1064986B1 Composite semipermeable membrane, process for producing the same, and method of purifying water with the same |
| 09/22/2004 | EP1028934B1 Method for separating an organic compound from an aqueous medium |
| 09/22/2004 | EP0991595B1 Immobilization of inorganic arsenic species using iron |
| 09/22/2004 | CN2642863Y Toilet with functions of disinfecting and sterilizing |
| 09/22/2004 | CN2642770Y Household high-energy water cleaner |
| 09/22/2004 | CN2642769Y Domestic sewage treatment device |
| 09/22/2004 | CN2642768Y Non-powered automatic desludger for sewage water and waste water |
| 09/22/2004 | CN1531615A Process and apparatus for removal of scale build-up |
| 09/22/2004 | CN1530468A Electrolytic water oxidation-reduction potential positioning system and correcting compensating constant outputting method thereof |
| 09/22/2004 | CN1530335A Ozone generator |
| 09/22/2004 | CN1530334A Method for treating octanol alkaline liquor waste technology by acid-treated thermal separating |
| 09/22/2004 | CN1530333A Microwave energy seawater desalination apparatus |
| 09/22/2004 | CN1530332A Negative cost sea water desalination of wind-energy source or marine energy |
| 09/22/2004 | CN1530331A Water purifying system, method and tangential filter for the system |
| 09/22/2004 | CN1530330A 散热器 Heat sink |
| 09/22/2004 | CN1530329A Hyperpure water manufacturing systems |
| 09/22/2004 | CN1530163A Filtering method |
| 09/22/2004 | CN1167630C Method and device for treating manganese containing water |
| 09/22/2004 | CN1167629C Centrifugal concrete article laitance liquid-solid separating treatment process |
| 09/22/2004 | CN1167628C Sealing means for electrically driven water purification units and method for manufacturing thereof |
| 09/22/2004 | CN1167627C Process for treating used water difficult to degradate by catalytic internal electrolysis of iron |
| 09/22/2004 | CN1167626C Electrocogulative waste water reactor connected with electric power |
| 09/22/2004 | CN1167625C Distilling device |
| 09/22/2004 | CN1167624C Method for removing gaseous impurities from water |
| 09/22/2004 | CN1167497C Device and method for point of use treatment of effluent gas streams |
| 09/21/2004 | US6795298 Fully automatic and energy-efficient deionizer |
| 09/21/2004 | US6794168 Using monooxygenase enzyme p450cam; may be carried out in cells, animals or plants; for reducing environmental pollution |
| 09/21/2004 | US6793824 Use of a membrane in the purification of water containing least one of suspended solids, dissolved solids, pollutants, salts and biological materials, wherein membrane separates and permits a differential transfer of water vapor |
| 09/21/2004 | US6793819 Airtight waste solution sampling apparatus |
| 09/21/2004 | US6793817 Lamp assembly for point-of-use water treatment system |
| 09/21/2004 | US6793801 Method and apparatus for removing contaminants from conduits and fluid columns |
| 09/21/2004 | CA2182668C Process for soil decontamination by oxidation and vacuum extraction |
| 09/21/2004 | CA2148856C Process for treating waste water effluent |
| 09/18/2004 | CA2461265A1 Potable mineral water and methods for the production thereof |
| 09/18/2004 | CA2423213A1 Combinined electroosmosis and electrocoagulation process |
| 09/16/2004 | WO2004079840A2 Three-dimensional flow-through electrode and electrochemical cell |
| 09/16/2004 | WO2004079051A1 High electric field electrolysis cell |
| 09/16/2004 | WO2004079030A2 Composite material for a permeable reactive barrier |
| 09/16/2004 | WO2004078661A1 Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater |
| 09/16/2004 | WO2004078660A1 Device for mixing and feeding negative ion oxygen and magnetization water |
| 09/16/2004 | WO2004078659A1 Method and device for electrochemical disinfection of water |
| 09/16/2004 | WO2004078658A1 Photocatalysis apparatus for water purifying |
| 09/16/2004 | WO2004078657A1 A method for purifying wastewater |
| 09/16/2004 | WO2004078654A2 Free radical solution water |