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