| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 02/09/2005 | EP0991809B1 Process for treating spent, waste, alkaline digestion liquor from paper pulping operations and product |
| 02/09/2005 | EP0958055B1 Poly n-cyclic aromatic ligands bonded to solid supports for removing and concentrating ions from solutions |
| 02/09/2005 | CN2677370Y Water outlet pipe for water of dechloration descaling and activation |
| 02/09/2005 | CN2677368Y Sterilizing device for dentistry water system |
| 02/09/2005 | CN2677367Y Micro consumption intelligent broad spectrum electron cleaner |
| 02/09/2005 | CN2677366Y Medium and small size integrated reverse asmosis sea water desalination device |
| 02/09/2005 | CN2677365Y Sewage treatment device |
| 02/09/2005 | CN2677364Y Cavitation air floating continuous sewage discharge precipitation machine |
| 02/09/2005 | CN2676773Y Activated water cup |
| 02/09/2005 | CN1578902A Improvements in materials handling and sampling |
| 02/09/2005 | CN1578754A Ultraviolet ray irradiation device and operation method thereof |
| 02/09/2005 | CN1576440A Washer |
| 02/09/2005 | CN1576244A Reactor for efficient removing organic pollutanti in water by catalysis and ozonization |
| 02/09/2005 | CN1576243A Process for efficient removing organic pollutant in water by catalysis and ozonization |
| 02/09/2005 | CN1576242A Paraquat waste water containing cyanogen treating method |
| 02/09/2005 | CN1576241A Hot spring bathing powder |
| 02/09/2005 | CN1576240A Process for working up secondary components in the preparation of dinitrotoluene |
| 02/09/2005 | CN1576239A Small size sterilizer using water of metal ion |
| 02/09/2005 | CN1576238A System equipped with water purification means |
| 02/09/2005 | CN1576237A 净水器 Water Purifier |
| 02/09/2005 | CN1576236A Process for working up the wastewater obtained in the preparation of dinitrotoluene |
| 02/09/2005 | CN1575706A A filter cartridge for a water tank of a coffee machine |
| 02/09/2005 | CN1188562C Drum washer |
| 02/09/2005 | CN1188391C Method of recovering and cyclically utilizing methanesulfonic acid phosphorus acid |
| 02/09/2005 | CN1188358C Device and method treating refuse material contg. hydrocarbons |
| 02/09/2005 | CN1188356C Waste discharged water treating method for methyl ethyl ketone production |
| 02/09/2005 | CN1188354C Maze biological carrier separator for biological fluidizing reactor |
| 02/09/2005 | CN1188353C Diffusionless full-sealed hospital sewage treating system |
| 02/09/2005 | CN1188352C Waste alkali liquor oxidizing decomposing, neutralizing and saponifying treatment with cyclohexane |
| 02/09/2005 | CN1188351C Electrolytic hydrogen dissolved water, and method and apparartus of production thereof |
| 02/09/2005 | CN1188350C Evaporation auxiliary agent utilized in concentrating saponified waste water of cycohexanone and its preparation method |
| 02/09/2005 | CN1188349C Evaporation method utilized to concentrate saponified waste water of cycohexanone |
| 02/09/2005 | CN1188198C Separator for liquid suspension |
| 02/09/2005 | CN1188175C Ultraviolet light source, lamp device and method of sterilizing matters |
| 02/08/2005 | US6852802 Heavy metal ion scavenger having more excellent scavenging performance than previously. In order to attain this object, organic polymer materials of the present invention are characterized in that they have a polymer side chain derived |
| 02/08/2005 | US6852369 Preventing leaching of metal from a metal-containing solid substrate such as coal by coating with a chelating ligand such as 1,3-benzenediamidoethanthiol |
| 02/08/2005 | US6852305 Process for the production of hydrogen sulphide from elemental sulphur and use thereof in heavy metal recovery |
| 02/08/2005 | US6852297 Method of treating residual acid |
| 02/08/2005 | US6852239 Energy-efficient duct, head cell with duct and methods |
| 02/08/2005 | US6852238 Water soluble multilayer tablet containing halogen source; H adjuster; sports equipment; water pollution control |
| 02/08/2005 | US6852236 Method and apparatus for controlling water system fouling |
| 02/08/2005 | US6852235 Comprises energized magnetically conductive conduit; corrosion resistance; for oil/water separation |
| 02/08/2005 | US6852234 Apparatus and method for in situ burning of oil spills |
| 02/08/2005 | US6852233 Graft/irradiation polymerization; waste/water treatment |
| 02/08/2005 | US6852230 Method for the manufacture of compositions containing low concentrations of salts |
| 02/08/2005 | US6852228 Method and apparatus for purifying untreated water |
| 02/08/2005 | US6852226 Waste treatment system for treatment of organic waste and digested liquid thereof |
| 02/08/2005 | US6852218 Swimming pool water treatment plant |
| 02/08/2005 | CA2315906C A magnetic device for protecting the inner surface of the water pipes |
| 02/08/2005 | CA2292577C Polysilicate microgels and silica-based materials |
| 02/03/2005 | WO2005010471A1 Monitoring system |
| 02/03/2005 | WO2005010454A2 Cleaning agent, device and process for removing scale |
| 02/03/2005 | WO2005009909A1 Gel-based remedial additive for remediation of environmental media and method of use |
| 02/03/2005 | WO2005009908A2 System and method for treatment of acidic wastewater |
| 02/03/2005 | WO2005009907A1 Method and device for removal of gases from water |
| 02/03/2005 | WO2005009906A2 Salt chlorine generator |
| 02/03/2005 | WO2005009898A1 Ozone generator in particular for massage tubs |
| 02/03/2005 | WO2005009610A1 Heavy metal ion adsorbing agent |
| 02/03/2005 | WO2005009596A1 Membrane assembly, electrodialysis device and method for continuous electrodialytic desalination |
| 02/03/2005 | WO2005009586A1 Coagulant, process for producing the same, and method of coagulation with the coagulant |
| 02/03/2005 | WO2005009580A2 Defect free composite membranes, method for producing said membranes and use of the same |
| 02/03/2005 | WO2005009578A2 Method for the recovery of acids from hydrometallurgy process solutions |
| 02/03/2005 | WO2005009490A1 Apparatus and methods for variably sterilizing aqueous liquids |
| 02/03/2005 | WO2005009127A1 Highly concentrated bromine compositions and methods of preparation |
| 02/03/2005 | WO2004073283A3 Inductive coil assembly |
| 02/03/2005 | WO2004056441A3 Method and apparatus for mixture separation |
| 02/03/2005 | US20050026778 Adsorption; microbiocides; nanoparticles ; active carbon |
| 02/03/2005 | US20050026262 Sonication-enhanced digestion process |
| 02/03/2005 | US20050025684 cleaners comprising fuid flow channels, manifolds and filters, used for cleaning and/or sterilization of medical equipment |
| 02/03/2005 | US20050025663 Filter assembly for a reprocessor |
| 02/03/2005 | US20050023505 Controlled release cooling additive composition |
| 02/03/2005 | US20050023482 Ultraviolet-light-based disinfection reactor |
| 02/03/2005 | US20050023227 suppressing propagation of microorganisms in water using el;ectrolytic cells having diamond anodes; efficiency; water treatment |
| 02/03/2005 | US20050023224 Methods and systems for improved dosing of a chemical treatment, such as chlorine dioxide, into a fluid stream, such as a wastewater stream |
| 02/03/2005 | US20050023223 layers of polymer fibers or glass filter, ion exchange resins, activated carbon and nonwoven textiles, used for filtration of water; water apparatus having sterilization lamps |
| 02/03/2005 | US20050023222 Filtration apparatus and method |
| 02/03/2005 | US20050023220 Struvite crystallization |
| 02/03/2005 | US20050023217 mixture of charcoal and bacillus for use in controlling algae growth in water |
| 02/03/2005 | US20050023216 Method and device for purifying wastewaters |
| 02/03/2005 | US20050023214 Micronutrients manganese sulfate, copper sulfate, iron sulfate, zinc sulfate, sodium borate, sodium molybdate, and citric acid; stabilizer potassium stannate; antifungals potassium sorbate, sodium propionate and formate, propionic and formic acid |
| 02/03/2005 | US20050023211 Composite filter medium and fluid filters containing same |
| 02/03/2005 | US20050023206 Water filter adapter with locking feature |
| 02/03/2005 | US20050023202 Apparatus for recuction of biological wasted sludge |
| 02/03/2005 | US20050023199 Method and apparatus for treatment of wastewater employing membrane bioreactors |
| 02/03/2005 | US20050023198 Fluid treatment system |
| 02/03/2005 | US20050023193 Water-treating device |
| 02/03/2005 | US20050023139 Permits the contact of cassette-immobilized gels to fluids, such as equilibration fluids, without requiring their removal from the cassettes within which or upon which they are immobilized. |
| 02/03/2005 | US20050023126 Extended distillation system, specially for marine water |
| 02/03/2005 | US20050022989 Water treatment method for heavy oil production |
| 02/03/2005 | DE202004010148U1 Oil detection device for detecting oil in clean or wastewater or sewage by use of a driven continuous hose that travels through the water and deposits a sample in a measurement chamber |
| 02/03/2005 | DE10337374A1 Apparatus for removing carbon dioxide from water comprises rectangular tower, down which water flows while compressed air is introduced from base, divided into turbulence chambers by sloping perforated plates |
| 02/03/2005 | DE10329304A1 Verfahren zur Aufarbeitung des bei der Herstellung von Dinitrotoluol anfallenden Abwassers The method for the reprocessing of the waste in the production of dinitrotoluene wastewater |
| 02/03/2005 | DE10329303A1 Verfahren zur Aufarbeitung des bei der Herstellung von Dinitrotoluol anfallenden Abwassers The method for the reprocessing of the waste in the production of dinitrotoluene wastewater |
| 02/03/2005 | CA2570418A1 Monitoring system |
| 02/03/2005 | CA2533628A1 System and method for treatment of acidic wastewater |
| 02/03/2005 | CA2533389A1 Salt chlorine generator |
| 02/03/2005 | CA2532733A1 Gel-based remedial additive for remediation of environmental media and method of use |
| 02/03/2005 | CA2530802A1 Highly concentrated bromine compositions and methods of preparation |
| 02/02/2005 | EP1503264A1 Performance-based control system |
| 02/02/2005 | EP1502963A1 Recovery of metals from azole containing waste fluid by ozonization and electrolysis |