Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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07/09/1992 | WO1992011089A1 Electrodeionization apparatus |
07/09/1992 | WO1992008675A3 Method of detoxyfying cyanide waste |
07/09/1992 | CA2058841A1 Process for removing polluting nitrate ions from aqueous solutions |
07/08/1992 | EP0494103A1 Activated carbon adsorber |
07/08/1992 | EP0493987A1 Clarification of water |
07/08/1992 | EP0493869A1 Apparatus for treating water |
07/08/1992 | EP0493658A1 Method of doping aqueous solutions with acrolein at a sufficient concentration level to be active as a biocide |
07/08/1992 | EP0493559A1 Water conditioners. |
07/08/1992 | EP0368964B1 Process for extracting water from a liquid fluid |
07/08/1992 | EP0139002B1 Mobile fluid purification unit |
07/08/1992 | CN2109529U Solar "maifan" stone minerilizing and magnetizing water heater |
07/08/1992 | CN2109391U Water purifying and softening sterilizer |
07/08/1992 | CN2109389U Multi-purpose mineral water apparatus |
07/08/1992 | CN2109388U Multi-function medicine dissolution, storage and delivery machine |
07/08/1992 | CN2109387U High-efficient water magnetization cup |
07/08/1992 | CN2109386U Single pole magnetic field treating device |
07/08/1992 | CN2109385U Hot-tube type water distilling machine |
07/08/1992 | CN2109150U Water magnetization kettle |
07/08/1992 | CN2109113U Dringking water filtering cup |
07/08/1992 | CN1062595A Bactericidal water boiler with function of incinerator |
07/08/1992 | CN1062517A Comprehensive treatment technology for waste sizing liquid |
07/08/1992 | CN1062516A Preparation of coagulating decoloriser and application technology thereof |
07/08/1992 | CN1062515A Magnetizer for water or other liquid in container |
07/07/1992 | US5128419 Monitoring in water treatment |
07/07/1992 | US5128100 Quaternized polyamine polymers |
07/07/1992 | US5128051 Method for the control of biofouling |
07/07/1992 | US5128050 Method for controlling zebra mussels in ship ballast tanks |
07/07/1992 | US5128046 Chelation, coagulation, water pollution control |
07/07/1992 | US5128045 Method for stabilizing metal ions in the presence of biofouling organisms |
07/07/1992 | US5128043 Laminar flow of water through electric or magnetic field |
07/07/1992 | US5128042 Desalination of brackish water or brine from hydrocarbon wells |
07/07/1992 | US5128036 Water container assembly for use on a water stand |
07/07/1992 | US5128034 Pressure vessel for housing a water filter |
07/07/1992 | US5128002 Method for processing residual baths from the photographic and photochemical industries |
07/07/1992 | US5127713 Anti-lock brake system for automotive vehicles |
07/07/1992 | CA1304697C Ammonia separation using semipermeable membranes |
07/05/1992 | CA2055232A1 Bottle and filter |
07/05/1992 | CA2045362A1 Clarification of water supplies |
07/02/1992 | DE4041241A1 Biological waste water cleansing basin - has guides to impose a vertical component on the horizontal flow path |
07/01/1992 | EP0493357A1 Method for physico-chemically purifying contaminated sediments |
07/01/1992 | EP0493331A1 Method for electrolytic ozone generation and apparatus thereof |
07/01/1992 | EP0493313A1 Electronic scale prevention device |
07/01/1992 | EP0493248A1 Composition for decontaminating polluted soil,process and device for the use of this composition |
07/01/1992 | EP0493210A1 Solar water heating and apparatus for cooling and airconditioning or sea-water desalination |
07/01/1992 | EP0492801A1 Method for vacuum deaeration |
07/01/1992 | EP0492758A2 Device for the treatment of absorbing solution in exhaust gas desulfurization apparatus |
07/01/1992 | EP0492612A2 Electrolyzer and method of operating same |
07/01/1992 | EP0492540A1 Process for the recovery or disposal of ammonium or ammonium compounds from dust mixtures and wash waters |
07/01/1992 | EP0492329A1 Process for the treatment of hydrogen sulfide, hydrogen cyanide and ammonia containing aqueous solutions |
07/01/1992 | EP0492219A2 Device for the separation of oil-water-mixtures |
07/01/1992 | EP0492188A2 Polyelectrolyte complexes |
07/01/1992 | EP0483286A4 Method of removing ions |
07/01/1992 | CN2108720U Oxidation reacting device excited by photochemical |
07/01/1992 | CN2108719U Electronic scale remover |
07/01/1992 | CN2108718U Medical reverse osmosis water making device |
07/01/1992 | CN2108717U Oil removing pot by flocculating reaction |
07/01/1992 | CN2108482U Strong magnetic golden cup type handicraft thermos |
07/01/1992 | CN1062333A Process for recovering copper-containing waste liquid |
07/01/1992 | CN1062301A Process for removing mercury and arsenic from fluid in presence of capture agent of mercury and/or arsenic |
06/30/1992 | US5126111 Fluid purification |
06/30/1992 | US5126073 Biodegradable emulsifying composition containing fatty alcohol polyglycol ethers |
06/30/1992 | US5126057 Disinfecting with N,N'-dihaloimidazolidin-4-ones |
06/30/1992 | US5126052 Condensate polishing system incorporating a membrane filter |
06/30/1992 | US5126050 Granular activated carbon-sequencing batch biofilm reactor (GAC-SBBR) |
06/30/1992 | US5126049 Precipitation of formed ammonium ions as struvite |
06/30/1992 | US5126048 Removing iron and manganese by oxidation; forming regenerative membrane by control of pH |
06/30/1992 | US5126046 Chamber having elongate bar of copper, zinc, nickel alloy |
06/30/1992 | US5126044 Iodine resin/carbon water purification system |
06/30/1992 | US5126041 Faucet with removable filter for a water distiller |
06/30/1992 | US5126020 High temperature incineration or ionization |
06/30/1992 | US5125546 Flow discharge valve |
06/30/1992 | CA1304345C Antibiotic zeolite |
06/27/1992 | CA2058527A1 Electrolyzer and method of operating same |
06/25/1992 | WO1992011100A1 Biological composition for decontaminating polluted soils, process and device for making use of same |
06/25/1992 | WO1992010430A1 Magnetic fluid conditioner |
06/25/1992 | WO1992010429A1 A method and ozone generator for the conditioning of air and/or a liquid |
06/25/1992 | WO1992010427A1 Method of water purification |
06/25/1992 | WO1992010292A1 The removal of heavy metals, especially lead, from aqueous systems containing competing ions utilizing amorphous tin and titanium silicates |
06/25/1992 | WO1992010265A1 Distillation apparatus |
06/25/1992 | DE4041820A1 Biological nitrification of waste water - by gasification with mixt. of air and carbon di:oxide obtd. from combustion of bio-gas in internal combustion engine |
06/25/1992 | DE4041773A1 Copolymers of bis:imidazole monomers and olefinic comonomers - useful for sepn. of noble metals, esp. platinum@, palladium@ and rhodium, from aq. soln., from one another and from heavy metals |
06/25/1992 | DE4040694A1 Vorrichtung zur entkeimung von wasser Apparatus for sterilizing water |
06/25/1992 | CA2076036A1 Biological composition for decontaminating polluted soils, process and device for making use of same |
06/24/1992 | EP0491528A1 Electrophoresis method and apparatus |
06/24/1992 | EP0491470A2 Combination sterilized hot-water and incineration system |
06/24/1992 | EP0450047A4 Polymer bead containing immobilized metal extractant |
06/24/1992 | EP0279849B1 A process for cleaning chlorinated water and an apparatus for carrying out the process |
06/24/1992 | CN2108093U Water purifier |
06/24/1992 | CN2108092U Multifunctional magnetic cup |
06/24/1992 | CN2108091U Multifunctional water magnetizing device |
06/24/1992 | CN2108090U Electronic sterilizing purified air generator |
06/24/1992 | CN2108089U Self compensating desorption oxygen removing apparatus |
06/23/1992 | US5124355 Treatment of water supply systems |
06/23/1992 | US5124139 Method for preparing basic aluminum chlorosulfate |
06/23/1992 | US5124138 Work-up of aqueous mother liquors containing hydrochloric acid, sulfuric acid and their hydroxyl-ammonium and ammonium salts |
06/23/1992 | US5124131 Compact high-throughput ultraviolet processing chamber |
06/23/1992 | US5124051 Process for treatment of contaminated waste water or groundwater |
06/23/1992 | US5124050 Using ultrasonic oscillator |
06/23/1992 | US5124049 Liquid purification methods |
06/23/1992 | US5124048 Treatment of waste and residue containing sodium and potassium ions |