| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 11/14/2002 | WO2002070404A3 Stabilised hypobromous acid solutions |
| 11/14/2002 | WO2002045816A3 Double-cartridge filter medium housing |
| 11/14/2002 | US20020168773 Method and apparatus for evaluating performance of anion exchange resins, and condensate demineralizers |
| 11/14/2002 | US20020168596 Composite material for treating photographic effluents |
| 11/14/2002 | US20020168418 Method and apparatus for treating water for use in improving the intestinal flora of livestock and poultry |
| 11/14/2002 | US20020168286 Reduction of odor from a process |
| 11/14/2002 | US20020168170 Blockless fiber optic attenuators and attenuation systems employing dispersion tailored polymers |
| 11/14/2002 | US20020167782 Cyclic voltammetric stripping analysis; comparing the electro-deposition rate parameters for solutions; separate analyses for hypophosphite and dimethylamineborane in baths by selective decomposition of the dimethylamineborane in acid |
| 11/14/2002 | US20020166823 Method and apparatus for treatment of feedwaters by membrane separation under acidic conditions |
| 11/14/2002 | US20020166820 Separation device and method comprising a tubular electrocoalescer |
| 11/14/2002 | US20020166819 System and method for separating components of liquid manure |
| 11/14/2002 | US20020166806 Waste water treatment system with an ion-selective membrane |
| 11/14/2002 | US20020166803 Level measurement for grease separators |
| 11/14/2002 | US20020166766 On-chip analysis of particles and fractionation of particle mixtures using light-controlled electrokinetic assembly of particles near surfaces |
| 11/14/2002 | US20020166758 Raw water to be treated is in series passing through at least 10 and at the most 30 evaporation stages consisting of evaporation modules in parallel; that the number of evaporation modules passed through by the salt water decreases |
| 11/14/2002 | DE4244840C2 Trennvorrichtung für fluide Medien, insbesondere zur Behandlung von Schlamm- und/oder Abwasser Separating device for fluid media, in particular for the treatment of sludge and / or waste water |
| 11/14/2002 | DE10152357A1 Liquid with high oxygen content, e.g. for beverages, is produced by dissolving gas mixture composed mainly of carbon dioxide and ozone |
| 11/14/2002 | DE10117068A1 Electro-magnetic water softening assembly for dwelling without free access to incoming water pipe |
| 11/13/2002 | EP1256551A1 Apparatus for producing coagulant and water clarification apparatus using the same |
| 11/13/2002 | EP1256278A1 Phytoplankton growth inhibitors and method of water purification with the use of the same |
| 11/13/2002 | EP1255698A1 Water treatment unit |
| 11/13/2002 | EP1255602A1 Vertical extending liquid/liquid contacting column |
| 11/13/2002 | EP1255572A2 Apparatus and method for controlled delivery of a gas |
| 11/13/2002 | EP1255444A2 Sterilization of liquids using ultra-violet light |
| 11/13/2002 | EP1229980A4 Method and apparatus for treating of water/wastewater |
| 11/13/2002 | EP1198276A4 Improved injection of a solids-laden water stream into a centrifugal separator |
| 11/13/2002 | EP1119402A4 Apparatus for treating flowstreams by electromagnetic flux |
| 11/13/2002 | EP1070022B1 A device for the treatment of water |
| 11/13/2002 | EP0847301B1 Water-treatment device |
| 11/13/2002 | EP0770039B1 Decontamination system with improved components |
| 11/13/2002 | EP0764042B1 Fluid extraction |
| 11/13/2002 | EP0711261B9 Zirconia particles |
| 11/13/2002 | CN2520332Y Sewage purifier |
| 11/13/2002 | CN2520331Y Chain sand and mud scraper |
| 11/13/2002 | CN2520330Y Electrostatic water treating electrode rod |
| 11/13/2002 | CN2520329Y Ion exchange column of shroud tub type |
| 11/13/2002 | CN2520328Y Electric heating still |
| 11/13/2002 | CN2520327Y Cascade grid dirt remover |
| 11/13/2002 | CN2520326Y Self-cleaning automatic drainage water purifier assembly |
| 11/13/2002 | CN1379738A Process for reducing concentration of dissolved metals and metalloids in aqueous |
| 11/13/2002 | CN1379737A Apparatus for producing high-concentration electrolytic water |
| 11/13/2002 | CN1379735A Waste treatment process |
| 11/13/2002 | CN1379699A Filtration and purification system for pH neutral solutions |
| 11/13/2002 | CN1379697A Electrostatic enhancement equipment for membrane separation systems |
| 11/13/2002 | CN1379625A Sterilization of liquids using ultra-violet light |
| 11/13/2002 | CN1379142A Motor driven laundry machine |
| 11/13/2002 | CN1379052A Polyasparamide derivative and process for preparing its nano capsules |
| 11/13/2002 | CN1378981A Process for treating intermediate paper-making sewage |
| 11/13/2002 | CN1378980A Process for treating intermediate paper-making sewage |
| 11/13/2002 | CN1378979A Process for cleaning water |
| 11/13/2002 | CN1378978A Process and equipment for manually desalinating seawater in ship |
| 11/13/2002 | CN1378964A Photography processing system and treatment liquid feed box of said processing system |
| 11/13/2002 | CN1378878A Photocatalyst module, production method of photocatalyst module and photo catalyst reaction apparatus |
| 11/13/2002 | CN1378876A Process for activating and regenerating activated carbon |
| 11/13/2002 | CN1094070C Ferri-rareearth element compound water treatment adosrbent and preparation process thereof |
| 11/13/2002 | CN1094066C Method of desalinating saline water and apparatus thereof |
| 11/12/2002 | US6479159 Polymeric membranes functionalized with EGTA ligands |
| 11/12/2002 | US6478986 Manufacturing process for quaternary ammonium tannate, a vegetable coagulating/flocculating agent |
| 11/12/2002 | US6478985 Water purificant methods |
| 11/12/2002 | US6478973 Process for the disinfection of waters |
| 11/12/2002 | US6478972 Method of controlling microbial fouling |
| 11/12/2002 | US6478971 Process for removing sulfate from an aqueous salt solution |
| 11/12/2002 | US6478970 Treatment process for removing radioactive thorium from solvent extraction liquid effluent |
| 11/12/2002 | US6478961 Sealed microporous hydrophilic polymer membrane enclosure; sequestration phase comprising a triphasic admixture including a sorbent for transforming dissolved polar organic chemicals into non- mobile species |
| 11/12/2002 | US6478956 Manually pressurized water filtering container |
| 11/12/2002 | US6478955 Membrane magnetic separating apparatus |
| 11/12/2002 | US6478949 Method and apparatus for increasing the oxygen content of water |
| 11/12/2002 | US6478947 Treatment method of waste oil or waste edible oil |
| 11/12/2002 | US6477982 Substances and method for the production of water suitable for aquariums or garden ponds |
| 11/12/2002 | US6477855 Chiller tank system and method for chilling liquids |
| 11/12/2002 | CA2259062C Method of distributing a fluid in the fluid bed of a fluid bed reactor |
| 11/12/2002 | CA2231198C Process for treating semiconductor fabrication reclaim |
| 11/07/2002 | WO2002088611A1 Chiller tank system and method for chilling liquids |
| 11/07/2002 | WO2002088430A1 Modular electrochemical cell |
| 11/07/2002 | WO2002088034A1 Disintegration of anaerobically digested sewage sludge |
| 11/07/2002 | WO2002088033A1 Method and device for reducing volume of excess sludge |
| 11/07/2002 | WO2002088032A1 Treatment of water |
| 11/07/2002 | WO2002088031A1 Reclamation system for agricultural runoff |
| 11/07/2002 | WO2002088030A1 Large water reservoir mixing and disinfecting system |
| 11/07/2002 | WO2002088029A1 Treatment of liquids with ballasted flocculation |
| 11/07/2002 | WO2002088028A1 Ultraviolet radiated water treatment tank |
| 11/07/2002 | WO2002088027A1 Apparatus and method for the remeoval of a contaminant from a fluid comprising said contaminant |
| 11/07/2002 | WO2002087736A1 Device and method to add an additive to a fluid flow |
| 11/07/2002 | WO2002087724A1 Systems and methods for solar distillation |
| 11/07/2002 | WO2002087722A1 Evaporation method for the production of clean drinking water and high-percentage brine from untreated water containing salt |
| 11/07/2002 | WO2002087721A2 Device for obtaining clean fresh water by distilling contaminated primary water |
| 11/07/2002 | WO2002070410A3 Quench water pretreat process |
| 11/07/2002 | WO2002044094B1 Process for enhancing the efficiency of wastewaster purification and decreasing the demand of reagent |
| 11/07/2002 | WO2000075293A3 Anti-fouling composition |
| 11/07/2002 | US20020165318 A device for absorbing oil comprising a solid, compliant body of styrene-butadiene-styrene polymer and ethylene-propylene-diene copolymer; permits faster response; adverse conditions; easier deployment and collection; recycling |
| 11/07/2002 | US20020164274 Flowthrough device for the ultrasonic destruction of microorganisms in fluids |
| 11/07/2002 | US20020163770 Supercapacitors and method for fabricating the same |
| 11/07/2002 | US20020163135 Method for decomposing halogenated aliphatic hydrocarbon compounds or aromatic compounds, method for cleaning medium contaminated with at least one of these compounds, and apparatus for these |
| 11/07/2002 | US20020163101 Providing a mold having a cavity and a core; disposing a mesh having opposite sides between cavity and core; pinching opposite side of mesh between ridges to form a flow barrier |
| 11/07/2002 | US20020162970 Optical sensing and control of ultraviolet fluid treatment dynamics |
| 11/07/2002 | US20020162969 Ultraviolet radiated water treatment tank |
| 11/07/2002 | US20020162968 Fluid treatment apparatus |
| 11/07/2002 | US20020162805 Extracting groundwater including contaminate from ground; placing into tank; applying vaccum, heating to vaporize and separate contaminant; removing the vaporized contaminant from the tank; removing the cleaned water from tank |
| 11/07/2002 | US20020162803 Communicating water from the water supply to first port to pass over membrane such that water passes through the membrane leaving contaminants in raw water to form concentrated contaminated water stream and passing through second port |
| 11/07/2002 | US20020162802 Placing eductor in jet of water, pulling in low pressure water to eductor and flowing a stream of water, providing mixing and circulation of water within reservoir for removing temperature gradient; adding ammonia and source of chlorine; mixing |