| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 10/13/2004 | CN2647839Y Pressurizing filting water purifier of water drinker |
| 10/13/2004 | CN2647838Y Semi-automatic oil-water separator |
| 10/13/2004 | CN2647837Y Water level controlling device for air-float filter chamber |
| 10/13/2004 | CN2647836Y Spraying pipe line for device of seawater desalting |
| 10/13/2004 | CN2647835Y Sprayer for device of sea water desalting |
| 10/13/2004 | CN2647834Y Energy saving water distiller |
| 10/13/2004 | CN2647833Y Drug adding device with water jet variable frequency coagulating |
| 10/13/2004 | CN2647832Y Equipment for water circulating filtering of swimming pool |
| 10/13/2004 | CN1537080A Free-atom aqueous solution producing apparatus, free-atom aqueous solution producing method, and free-atom aqueous solution |
| 10/13/2004 | CN1537079A Aggregation precipitation method and apparatus |
| 10/13/2004 | CN1537078A Electric demineralizer |
| 10/13/2004 | CN1537074A Method for producing essentially chlorite-free, stable, aqueous chlorine-oxygen solution, chlorine-oxygen solution obtained by means of said method and use of the same |
| 10/13/2004 | CN1536623A Method and device for cleaning electronic element or its mfg. equipment element |
| 10/13/2004 | CN1536179A Single tube water supply terminal sterilizing water-supplying device for directly drinking engineering |
| 10/13/2004 | CN1536178A Rainwater collecting and filling system |
| 10/13/2004 | CN1535936A Method for preparing active humic acid liquor by utilizing alcohol slops of sugar house, its product and application |
| 10/13/2004 | CN1535925A Preparation of high-ferrite multifunctional water treatment agent and technique for removing pollution |
| 10/13/2004 | CN1535924A Method for preparing flocculating agent by using refractory cement and roasted slag of pyrite |
| 10/13/2004 | CN1535923A Sterilizer device for water pipeline |
| 10/13/2004 | CN1535922A Solar thermosiphon circulating evaporator surface film multieffective distillation desalination equipment |
| 10/13/2004 | CN1535921A Solar thermosiphon circulating immersion pipe type multieffective evaporation desalination equipment |
| 10/13/2004 | CN1535920A Sea water desalination equipment capable of simulating natural rainfall |
| 10/13/2004 | CN1535919A 阴离子发生器 Anion generator |
| 10/13/2004 | CN1535756A Method ofr desulfurization of waste gas and coking waste water treatment and its equipment |
| 10/13/2004 | CN1535582A Composition for killing microbe |
| 10/13/2004 | CN1535581A Composition for killing microbe |
| 10/13/2004 | CN1170835C Process for preparing methylene phospho acid containing sulfo acid group |
| 10/13/2004 | CN1170782C Microcomputer monitored pipe water-purifying machine |
| 10/13/2004 | CN1170781C Method and device for treating fluid liquid containing a volatile fraction |
| 10/13/2004 | CN1170780C Method and reactor for eliminating nitate and nitrogen from drinking water |
| 10/13/2004 | CN1170779C Process and equipment for reclaiming waster from steam-electric power plant |
| 10/13/2004 | CN1170778C Rapid coagulation flocculation and sedimentation type waste water treatment method |
| 10/13/2004 | CN1170777C Microbiological water filter |
| 10/13/2004 | CN1170776C Breaking down aromatic nitro compoundds in wastewaters |
| 10/13/2004 | CN1170629C High serface area adsorbent and method for preparing same |
| 10/12/2004 | US6803587 UV water disinfector |
| 10/12/2004 | US6803586 Fluid treatment system and method of treating fluid |
| 10/12/2004 | US6803077 Method for preparing mesoporous TiO2 thin films with high photocatalytic and antibacterial activities |
| 10/12/2004 | US6803023 Open cell foam or porous material having adhered finely divided photocatalytic titanium oxide particles; air purification |
| 10/12/2004 | US6802984 Poultry processing water recovery and re-use process |
| 10/12/2004 | US6802981 Aeration with air and ozone, treatment with coagulants, filtering; electric discharges applied across a water stream |
| 10/12/2004 | US6802980 Divalent copper and zinc ion sources; lower ph |
| 10/12/2004 | US6802979 Fe(iii) nitrate and/or aluminum nitrate and hydrogen peroxide in the presence of a base, which releases oxygen and/or nitrate ions as oxygen donors over a long period of time |
| 10/12/2004 | US6802978 Process for environmental recovery in urban regions |
| 10/12/2004 | US6802976 Organic sulfur reduction in wastewater |
| 10/12/2004 | US6802965 Apparatus for removing hydrogen peroxide from spent pickle liquor |
| 10/12/2004 | US6802956 Electrolytic treatment of aqueous media |
| 10/11/2004 | CA2462784A1 An apparatus for sterilising and sanitising water circuits |
| 10/08/2004 | CA2463397A1 Portable water purifier |
| 10/08/2004 | CA2426547A1 Process for treating liquid septage |
| 10/07/2004 | WO2004085711A1 Apparatus for carrying out an electrolytic process on a halogenide compound |
| 10/07/2004 | WO2004085709A1 Device for synthesising oxidants from agueous sodium chloride solution |
| 10/07/2004 | WO2004085576A1 Method for purifying a liquid medium. |
| 10/07/2004 | WO2004085319A1 Apparatus, method and system of treatment of arsenic and other impurities in ground water |
| 10/07/2004 | WO2004085318A1 Apparatus and method for continuous electrodeionization |
| 10/07/2004 | WO2004085317A2 Ultraviolet radiation water disinfecting device |
| 10/07/2004 | WO2004085316A2 Two phase anaerobic organic matter treatment and system |
| 10/07/2004 | WO2004085306A1 Apparatus for photolysis of water and method for photolysis of water |
| 10/07/2004 | WO2004085042A1 Serviceable electrodeionization apparatus and method for resin refill |
| 10/07/2004 | WO2004085040A2 Preferential precipitation membrane system and method |
| 10/07/2004 | WO2004085026A1 Method for treating a filter and a control method therefore |
| 10/07/2004 | WO2004085021A2 A method and system for producing large particle precipitates |
| 10/07/2004 | WO2004084698A2 Electrolytic cell for surface and point of use disinfection |
| 10/07/2004 | WO2004084645A2 Use of allicin as preservative, as disinfectant, as antimicrobial or as biocidal agent |
| 10/07/2004 | WO2004071958A3 Method for inhibiting algae |
| 10/07/2004 | WO2004065293A3 Ozonating system and method of using the same |
| 10/07/2004 | WO2004045756A3 Apparatus and method for photocatalytic purification and disinfection of fluids |
| 10/07/2004 | US20040198883 Biphasic dispersing compositions for oil products |
| 10/07/2004 | US20040198729 Microbicidal formulation containing at least one 2-alkyl-4-isothiazolin-3-one; at least one halopropynyl carbamate; andat least one sulfur-containing s-triazine |
| 10/07/2004 | US20040198713 At least one sulfur-containing s-triazine; at least one pyrithione metal salt; and at least one additional microbicide selected from 2-alkyl-4-isothiazolin-3-ones and halopropynyl carbamates |
| 10/07/2004 | US20040197922 Identifying presence of contaminates in fluid distribution system; wastewater treatment; chemical and biosensors; detection of chemical and biological warfare agets |
| 10/07/2004 | US20040197300 Mixture of polyaniline and calcium phosphate |
| 10/07/2004 | US20040197150 Chemical oxidation of organic and inorganic contaminants by chelated transition metals catalyzed persulfate |
| 10/07/2004 | US20040195954 Germicidal low pressure mercury vapor discharge lamp with amalgam location permitting high output |
| 10/07/2004 | US20040195840 Miniature hydro-power generation system |
| 10/07/2004 | US20040195189 Method and device for decontaminating waters which are loaded wiith organic halogen compounds (halogenated hydrocarbons) |
| 10/07/2004 | US20040195188 Method and apparatus for controlling water system fouling |
| 10/07/2004 | US20040195187 Inhibiting scale deposition in oilfield tubulars |
| 10/07/2004 | US20040195186 Grease removal system |
| 10/07/2004 | US20040195185 Lowering turbidity of storm water run off; lowering turbidity by addition of water soluble flocculant |
| 10/07/2004 | US20040195184 Composition of matter and its use as a coagulant and flocculent |
| 10/07/2004 | US20040195183 Forming easy to filter precipitates of metal hydroxide and gypsum; using multistage neutralizations and recirculation to produce separate crystals; suitable for neutralization of pickling waste from steel refining |
| 10/07/2004 | US20040195182 Compositions and methods for adsorption and retention of solvated compounds and ions |
| 10/07/2004 | US20040195181 Water purification system for heating, ventilating and cooling systems and open loop systems |
| 10/07/2004 | US20040195180 Microorganism-removing filter medium having high isoelectric material and low melt index binder |
| 10/07/2004 | US20040195177 Method for subsurface aerated treatment of wastewater |
| 10/07/2004 | US20040195160 Hydrate-based reduction of fluid inventories and concentration of aqueous and other water-containing products |
| 10/07/2004 | US20040195157 Purified Water Supply System for High Demand Devices and Applications |
| 10/07/2004 | US20040195112 Process for extracting and recovering metals from aqueous solutions |
| 10/07/2004 | US20040195083 Solar still |
| 10/07/2004 | DE10313670A1 Anordnung zur Entfernung von Metallionen aus Dachablaufwässern Arrangement for removal of metal ions from roof runoff waters |
| 10/07/2004 | DE10120956B4 Vorrichtung und Verfahren zur Phosphoreliminierung aus Oberflächengewässern Apparatus and method for phosphorus removal from surface waters |
| 10/07/2004 | CA2556014A1 Electrolytic cell for surface and point of use disinfection |
| 10/07/2004 | CA2520533A1 Allicin |
| 10/06/2004 | EP1465273A1 Fuel cell system |
| 10/06/2004 | EP1464627A1 Water conditioning composition |
| 10/06/2004 | EP1464623A2 Installation for the removal of metal ions from waters collected from roofs |
| 10/06/2004 | EP1464342A1 Process and apparatus for sterilising liquids using ultraviolet radiation and short-time heating |
| 10/06/2004 | EP1463931A2 Flow-through chemical actinometer for ultraviolet disinfection reactors |
| 10/06/2004 | EP1463732A1 Hydroxycucurbituril derivatives, their preparation methods and uses |