| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 12/04/2002 | CN2523755Y Continuous micro-electrolytic bed |
| 12/04/2002 | CN2523754Y Household water purifier for preventing water from overflowing |
| 12/04/2002 | CN2523753Y Easily cleaned high efficiency filter |
| 12/04/2002 | CN2523752Y Pipe water purifier |
| 12/04/2002 | CN2523508Y Jet devices |
| 12/04/2002 | CN2523491Y Activated carbon powder mixing and proportioning feeder |
| 12/04/2002 | CN2523427Y Automatic ozone sterilizer of drinker |
| 12/04/2002 | CN2523337Y Electric heating and filtering vaccum flasks |
| 12/04/2002 | CN1382649A Process for treating used water difficult to degradate by catalytic internal electrolysis of iron |
| 12/04/2002 | CN1382647A Equipment for denitrifying and dephosphating sewage in integrated aerobic/anaerobic biologic fiter pool |
| 12/04/2002 | CN1382646A Pipeline-type ozone equipment for treating water |
| 12/04/2002 | CN1382645A Utilizing aromatic ammonium nitrate salt for treatment of water contg. organic refuse |
| 12/04/2002 | CN1382644A Water treater |
| 12/04/2002 | CN1382643A Pearl and acive calcium ion composition and its preparing process |
| 12/04/2002 | CN1382642A Artificial dead-sea water and its preparing process |
| 12/04/2002 | CN1382641A Process for decyanadating water used to wash ammonia and naphthalene in pretreatment of coking by iron salt method |
| 12/04/2002 | CN1382640A Process for cleaning sewage |
| 12/04/2002 | CN1382639A Sterilizing water prepn. appts. and its prepn. method |
| 12/04/2002 | CN1382638A Process and equipment for quickly cleaning water and used water |
| 12/04/2002 | CN1382637A Electrochemical process and equipment for quickly cleaning used clothes washing water |
| 12/04/2002 | CN1382636A Ultrahigh-speed seawater desalinizing equipment with low energy, high-pressure explosion and difference in specific weights |
| 12/04/2002 | CN1095448C Method for treating waste liquid contg nickel and iron chloride |
| 12/04/2002 | CN1095447C Catalyst for wet oxidation treatment of waste water |
| 12/04/2002 | CN1095446C Chemical and method for treatment of waste water contg. heavy metals |
| 12/04/2002 | CN1095442C Method for preparing active polysilicate flocculating agent |
| 12/04/2002 | CN1095405C Particle separating appts. |
| 12/04/2002 | CA2387552A1 Preparation of weak acid cation exchange resins |
| 12/03/2002 | US6488978 Anti-bacteria agent made from shell, and methods for purifying and desalinating water and for washing agricultural products with use thereof |
| 12/03/2002 | US6488859 Separation and removal of iron iii ions from sulfuric acid containing metal ii ions, especially cobalt, copper and manganese; optional subsequent reduction to iron ii ions |
| 12/03/2002 | US6488853 Process and apparatus for treating wastewater |
| 12/03/2002 | US6488847 Process and equipment for recovering developer from photoresist development waste and reusing it |
| 12/03/2002 | US6488835 Method for electrocoagulation of liquids |
| 12/03/2002 | US6488271 Method to increase the quantity of dissolved gas in a liquid and to maintain the increased quantity of dissolved gas in the liquid until utilized |
| 12/03/2002 | US6487867 Collection pan treatment apparatus |
| 12/03/2002 | CA2120242C Aminoalkylphosphonic acid containing ligands attached to solid supports for removal of metal ions |
| 11/30/2002 | CA2688947A1 Cleaning system for uv disinfection module/reactor |
| 11/28/2002 | WO2002095151A1 Toilet system |
| 11/28/2002 | WO2002094723A1 Environmental remediation method and apparatus |
| 11/28/2002 | WO2002094722A1 Flocculant derived from a vegetable source and method for flocculation |
| 11/28/2002 | WO2002094721A1 Uv-irradiation device for treating fluids, comprising an improved cleaning device |
| 11/28/2002 | WO2002094720A1 Device for altering molecular structures in liquids |
| 11/28/2002 | WO2002094719A1 Process and apparatus for treating nitrogen compound containing water |
| 11/28/2002 | WO2002094421A1 Immersed membrane apparatus |
| 11/28/2002 | WO2002094293A1 Method for the destruction of oocysts |
| 11/28/2002 | WO2002076892A8 Polyamphoteric polymers for raw water treatment |
| 11/28/2002 | WO2002028781A3 Apparatus and process for extracting and recovering metals from aqueous solutions |
| 11/28/2002 | US20020177118 Monochromatic fluid treatment systems |
| 11/28/2002 | US20020176982 Coatings for modifying hard surfaces and processes for applying the same |
| 11/28/2002 | US20020176885 Given concentration of halide-comprising salts such as sodium chloride; nonirritating antiseptic; can be used in eyes |
| 11/28/2002 | US20020176796 Illuminating platelet compositions without completely damaging antigens, enzymes and membrane functions |
| 11/28/2002 | US20020175129 Using an enclosed decomposition tank which includes a pickle liquor inlet pipe, outlet pipe, vent pipe, internal baffle, and heater to decompose hydrogen peroxide used in a steel pickling process |
| 11/28/2002 | US20020175128 Water treatment system and method |
| 11/28/2002 | US20020175127 Water source; a soda dispensing system for dispensing water from the source, dispensed water has a supersaturated level of dissolved oxygen; vending machines |
| 11/28/2002 | US20020175121 System and method for withdrawing permeate through a filter and for cleaning the filter in situ |
| 11/28/2002 | US20020175118 Water purification filter |
| 11/28/2002 | US20020175085 Using an electrostatic sprayer with electrolyzed oxidizing water produced from an electrolyte solution which creates a negative charge on the spray droplets; nontoxic; pollution control; no residue; eggs used for food and hatchlings |
| 11/28/2002 | US20020175068 Decontamination of fluids or objects contaminated with chemical or biological agents using a distributed plasma reactor |
| 11/28/2002 | DE10124082A1 Brackish water mixes atomized water with rising air to overhead condenser and cooling down-pipe in solar still |
| 11/28/2002 | CA2447804A1 Toilet system |
| 11/28/2002 | CA2447608A1 Method for the destruction of oocysts |
| 11/28/2002 | CA2414985A1 Uv-irradiation device for treating fluids, comprising an improved cleaning device |
| 11/27/2002 | EP1260486A1 Method for treating organic wastewater |
| 11/27/2002 | EP1260484A2 A process for preparing a flocculant for water treatment |
| 11/27/2002 | EP1260483A1 Method and apparatus for electromagnetic irradiation of liquid |
| 11/27/2002 | EP1260281A2 Method for disinfecting and cleaning water treatment plants |
| 11/27/2002 | EP1260234A1 Process for sterilizing fresh or industrial water used as rinsing fluid for an automated washing machine |
| 11/27/2002 | EP1259652A1 Process and apparatus for recovery of cyanide and metals |
| 11/27/2002 | EP1259465A1 Method and system for sustainable treatment of municipal and industrial wastewater |
| 11/27/2002 | EP1259464A1 Apparatus and method for water treatment by adsorption |
| 11/27/2002 | EP1259323A2 Fibers to immobilize ion exchange resins |
| 11/27/2002 | EP1259309A1 Automatic device for purifying drinking water |
| 11/27/2002 | EP1259303A1 Filtration of hydrocarbon containing liquid |
| 11/27/2002 | EP1259127A1 Method of treating a meat processing plant waste stream |
| 11/27/2002 | EP1259115A1 Method for enhancing biocidal activity |
| 11/27/2002 | EP1259111A1 Method for removing microbial biofilms from surfaces |
| 11/27/2002 | EP1105351B1 Method and device for membrane filtering of water |
| 11/27/2002 | EP1080044A4 Inorganic composition, process of preparation and method of use |
| 11/27/2002 | EP1042229B1 Flotation reactor and method for flotation |
| 11/27/2002 | CN2522691Y Magnetized ball valve |
| 11/27/2002 | CN2522413Y Active oxygen-rich waterbowl |
| 11/27/2002 | CN2522412Y High-gradient electric-field ion-rod water-treatment apparatus |
| 11/27/2002 | CN2522411Y Magnetic scale-proof scaling device of water heater |
| 11/27/2002 | CN1382170A Organic polymeric material, process for producing same and heavy-metal ion remover comprising same |
| 11/27/2002 | CN1382110A Sealing means for electrically driven water purification units and method for manufacturing thereof |
| 11/27/2002 | CN1382109A Water purifying system |
| 11/27/2002 | CN1382108A Microbiological water filter |
| 11/27/2002 | CN1382107A Desalination using positively buoyant or negatively buoyant/assisted buoyancy hydrate and concomitant carbon dioxide capture yielding liquid carbon dioxide |
| 11/27/2002 | CN1382106A Method for reducing metal ion concentration in brine solution |
| 11/27/2002 | CN1381412A Biochemical procss for treating waste water with nano material |
| 11/27/2002 | CN1381406A Process for using barium carbonate to treat high-content slfuric acid radicals in saline |
| 11/27/2002 | CN1381405A Nano function material for treating water and its application |
| 11/27/2002 | CN1381404A Process for equipment for deeply treating organic waste water |
| 11/27/2002 | CN1381403A Efficient nano water improver and its preparing process |
| 11/27/2002 | CN1381295A 分离器装置 Separator means |
| 11/26/2002 | US6485696 Recovery/removal of metallic elements from waste water using ozone |
| 11/26/2002 | US6485656 Containing amorphous alumina and hydroxyalkylpolysaccharides |
| 11/26/2002 | US6485653 Process for producing a fresh wiping solution and for treating a used solution and apparatus for carrying out the process |
| 11/26/2002 | US6485652 Process for physico-chemical treatment of water and installation for embodiment of this process |
| 11/26/2002 | US6485651 Quick inverting liquid flocculant |
| 11/26/2002 | US6485649 Method and device for the production of pure water |