| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 09/25/2003 | US20030178356 Removable closure assembly for a water treatment system |
| 09/25/2003 | US20030178345 Method for processing waste processing plant |
| 09/25/2003 | US20030178308 Electrochemical process for decontamination of radioactive materials |
| 09/25/2003 | US20030178294 Device for distilling a medium |
| 09/25/2003 | US20030177909 Nanofiber filter media |
| 09/25/2003 | DE20311299U1 Solar distillation unit for recovering service and potable water from salt water includes base sump holding water for purification, surrounded by transparent casing |
| 09/25/2003 | CA2479087A1 Liquid waste absorbing compositions |
| 09/24/2003 | EP1346956A1 Process for sludge treatment using sludge pretreatment and membrane bioreactor |
| 09/24/2003 | EP1346955A2 Submerged aerator for sewage treatment installations |
| 09/24/2003 | EP1346954A1 Apparatus for purifying water containing dissolved organic matters and trace harmful substances |
| 09/24/2003 | EP1346953A1 High-purity water producing apparatus |
| 09/24/2003 | EP1345858A1 Enhanced biogas production from nitrogen bearing feed stocks |
| 09/24/2003 | EP1345857A1 Reclaiming water and usable brine concentrate from domestic sewage |
| 09/24/2003 | EP1345849A1 Method for the concentration of spent acid |
| 09/24/2003 | EP1345699A1 Flotation machine |
| 09/24/2003 | EP1345694A2 A method for the manufacture of compositions containing low concentrations of salts |
| 09/24/2003 | EP1345684A1 Improvements to oxidising processes by oxygen transfer within a liquid medium in a reactor under pressure |
| 09/24/2003 | EP1345680A1 Wet process or ozonizing oxidation method |
| 09/24/2003 | EP1345631A1 Apparatus for generating ultraviolet radiation and ozone by using microwave |
| 09/24/2003 | EP1090151B1 Process for separation of heavy metals from residues by use of of ethylenediamine-disuccinic acid (edds) complexant |
| 09/24/2003 | EP0973398B1 Method, composition and system for the controlled release of chlorine dioxide gas |
| 09/24/2003 | EP0962582B1 Metal chelate forming fiber, process for preparing the same, and method of metal ion sequestration using said fiber |
| 09/24/2003 | CN2575596Y Steel rail displacement observation apparatus |
| 09/24/2003 | CN2575091Y Life sewage purification in-service classifying & cycling equipment |
| 09/24/2003 | CN2575090Y Sewage treating apparatus with diaphragm sludge method |
| 09/24/2003 | CN2575089Y Active oxygen water washing & drinking sterilizing machine |
| 09/24/2003 | CN2574477Y Nano silver series antibacterial cup |
| 09/24/2003 | CN1444729A Process and device for continuous ionic monitoring of aqueous solutions |
| 09/24/2003 | CN1444678A Method for reducing contamination from cellulosic suspensions |
| 09/24/2003 | CN1444505A Reuse of used cooking oil adsorbants |
| 09/24/2003 | CN1444452A Method of preparing mixed concentrate and technology for treating said concentrate |
| 09/24/2003 | CN1443720A Concrete underwater non-dispersing agent prepared by adopting precipitated sludge of sewage plant |
| 09/24/2003 | CN1443716A Multicomponent copolymer iron chloride water-cleaning agent and its preparation method |
| 09/24/2003 | CN1443715A Apparatus for producing magnetized water and magnetized processing liquid fuel |
| 09/24/2003 | CN1443714A Stereo-thin-layer wet land technique for treating eutrophication water and its filtering block |
| 09/24/2003 | CN1443713A Negative pressure back-flushing equipment for pretreatment of seawater desalination and its back-flushing method |
| 09/24/2003 | CN1443600A Adsorbent mixture |
| 09/24/2003 | CN1122284C Method and deice for treating waste liquid containing |
| 09/24/2003 | CN1121984C Waste water treating apparatus |
| 09/24/2003 | CN1121983C Diatomite water purification agent production method |
| 09/24/2003 | CN1121982C Composition for controlling seawater algae flower and fresh water algae flower |
| 09/24/2003 | CN1121895C Hollow fiber separation membrane module of immersing type |
| 09/23/2003 | US6623974 Method and apparatus for the analysis of a liquid carrying a suspension of organic matter |
| 09/23/2003 | US6623964 Method for treatment of an aqueous flux by electropulsation of a field parallel to the flow, pulsation chamber and uses thereof |
| 09/23/2003 | US6623859 Water quality improving materials and method for producing the same materials |
| 09/23/2003 | US6623709 Continuous pressure on the reagent bed causes the bed to compact as it erodes when purified water is passed through the housing; ensures complete and even dissolution of the reagents. |
| 09/23/2003 | US6623695 Chemical modification of electrochemically activated solutions for improved performance |
| 09/23/2003 | US6623649 Using acid catalyst |
| 09/23/2003 | US6623648 Suitable for use in treatment of nonbiodegradable wastewater |
| 09/23/2003 | US6623647 Used in water treatment procedures |
| 09/23/2003 | US6623645 Odor reduction; absorbing with superabsorbent polymers, evaporating water and disposing dry resin |
| 09/23/2003 | US6623643 Using a degradation-enhancing reactant, e.g. an oxidizing agent, to increase the rate of degradation of polymers such as polyvinyl alcohol to prevent problems in the sewer system with their disposal |
| 09/23/2003 | US6623642 Dissolved ammonium oxidized to nitrate to acidify solution; metal salt added; reacts with phosphorous; resultant metal phosphate precipitates in acidic environment and is removed |
| 09/23/2003 | US6623640 Off gas and liquid circulation provides a downward directed flow around parallel plates and is directed to coagulation areas and gas is directed up through a gas outlet to avoid turbulence |
| 09/23/2003 | US6623635 Assembly for purifying water |
| 09/23/2003 | US6623615 Electrolytic hydrogen dissolved water and method and apparatus of production thereof |
| 09/23/2003 | US6623603 Method and apparatus for water purification |
| 09/23/2003 | US6623211 Remediation of contaminates including low bioavailability hydrocarbons |
| 09/23/2003 | US6622745 Fluid waster diversion system |
| 09/23/2003 | CA2093603C Automatic swimming pool chlorinator |
| 09/23/2003 | CA2079663C Dithiocarbamate polymers |
| 09/18/2003 | WO2003076688A2 Method and apparatus for electrolyzing water |
| 09/18/2003 | WO2003076351A1 Method for treatment of sewage plant sludges by a fungal process |
| 09/18/2003 | WO2003076349A2 Plant and method for the disposal of zootechnical sewage |
| 09/18/2003 | WO2003076348A1 Method for treating waste water |
| 09/18/2003 | WO2003076347A1 Device for treating water |
| 09/18/2003 | WO2003076346A2 Circulation method and system for treating bathing water |
| 09/18/2003 | WO2003076345A1 Biological digestion of waste fluids with particles communiting step |
| 09/18/2003 | WO2003076344A1 System for removing organics from a wastewater stream |
| 09/18/2003 | WO2003076343A1 Method and device for clarification of liquids, particularly water, loaded with material in suspension |
| 09/18/2003 | WO2003076342A1 Water filter and treatment system and component |
| 09/18/2003 | WO2003076341A2 Microbial control system |
| 09/18/2003 | WO2003076340A2 Method and installation for producing ultrapure water |
| 09/18/2003 | WO2003076057A1 Ozone water supplying apparatus |
| 09/18/2003 | WO2003076044A1 Multiple barrier filter apparatus |
| 09/18/2003 | WO2003076043A1 Swivelling filter head assembly |
| 09/18/2003 | WO2003053348A3 Direct osmotic hydration devices |
| 09/18/2003 | WO2003031338A3 Apparatus for the treatment of water with elongated uv lamp |
| 09/18/2003 | WO2003021632A3 Pulsed uv light source |
| 09/18/2003 | US20030176396 Hybrid organic-inorganic adsorbents |
| 09/18/2003 | US20030175079 Golf course green storm water filter |
| 09/18/2003 | US20030173784 Disposal of waste fluids |
| 09/18/2003 | US20030173687 Dip aerator |
| 09/18/2003 | US20030173309 Process for producing ozone-containing sterilizing water and an apparatus used therefor |
| 09/18/2003 | US20030173308 Sulfidation reaction control method |
| 09/18/2003 | US20030173307 Purification of drinking water using tubes positioned in water supply systems, comprising transducers for converting electricity to sound waves, which induce cavitation and deactivation of microorganisms |
| 09/18/2003 | US20030173306 Process and system for treating waste from the production of energetics |
| 09/18/2003 | US20030173305 Chemical treatment methods and apparatus |
| 09/18/2003 | US20030173304 Fluid treatment apparatus |
| 09/18/2003 | US20030173300 Leachate and wastewater remediation system |
| 09/18/2003 | US20030173297 Purification of water used for hemodialysis by filtering, sterilizing, then desalting to remove colloids, microorganisms, endotoxins and macromolecules |
| 09/18/2003 | US20030173296 Desalting solutions containing silica, by acidification and flowing through conduits of pollution control apparatus to remove the silica; water treatment |
| 09/18/2003 | US20030173293 Method for subsurface aerated treatment of wastewater |
| 09/18/2003 | US20030173287 Filter devices and methods of use |
| 09/18/2003 | US20030173282 High-purity water producing apparatus |
| 09/18/2003 | US20030173275 Method and apparatus for treatment of wastewater employing membrane bioreactors |
| 09/18/2003 | US20030173273 Water treatment device with volumetric and time monitoring features |
| 09/18/2003 | US20030173263 Waste treatment process |
| 09/18/2003 | US20030173222 Using system with first and second cation exchange membranes with exchangeable cations and a first and second anion exchange membranes with exchangeable anions both having inner and outer walls |
| 09/18/2003 | US20030173212 Electrolytic bath equipped with a waterway converter for ionized water producer |