Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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09/20/1995 | EP0526476B1 Chemical tablet with central hole and partially exposed top and bottom |
09/20/1995 | CN2208040Y Sewage water purifier by feedback aerobic and oxygen lacking method |
09/20/1995 | CN2208038Y Combined duct water-magnetizing device |
09/20/1995 | CN1108622A Multi-vitamin distilled water |
09/20/1995 | CN1108621A Process and apparatus for improing quality of water |
09/20/1995 | CN1108620A Method for recovering mild-bed resin in salt-removing system of water treatment |
09/20/1995 | CN1108619A Water treatment method and water treatment apparatus |
09/19/1995 | US5451791 Water disinfecting apparatus |
09/19/1995 | US5451414 Micronutrient supplement |
09/19/1995 | US5451328 Coagulation/flocculation technique |
09/19/1995 | US5451327 Forming sulfate, sulfide or thiosulfate salts from sulfur and alkali metal or alkaline metal hydroxides |
09/19/1995 | US5451326 Chemical treatment of food processing wastes using dispersion polymers |
09/19/1995 | US5451324 Method of treating liquid effluents containing organic compounds |
09/19/1995 | US5451318 Solids separator boundary layer effect filtration system |
09/19/1995 | US5451317 Solid-liquid separator |
09/19/1995 | US5451314 Plant for the treatment of drinking water from raw water |
09/19/1995 | US5451301 Device for electroactivating fluids and preparations consisting of electroactivated fluids |
09/19/1995 | US5451300 Destroying compounds with heat generated by exothermic reaction |
09/19/1995 | US5450985 Dispenser for dry application of polyacrylamide |
09/19/1995 | CA2044167C Polymer bead containing immobilized metal extractant |
09/19/1995 | CA1337060C Apparatus for treating liquid to prevent and/or remove scale deposits |
09/14/1995 | WO1995024362A1 Process for purifying and reusing surfactant-containing waste waters |
09/14/1995 | WO1995024361A1 Method of operating a sequencing batch reactor |
09/14/1995 | WO1995024360A1 Method and catalyst for forced catalytic deoxygenation of sea water |
09/14/1995 | WO1995024266A1 Waste treatment agent |
09/14/1995 | WO1995024256A1 Water treatment device |
09/14/1995 | WO1995024251A1 Heat exchanger element |
09/14/1995 | DE4408257A1 Electric water heater minimising scale deposits on heating elements |
09/14/1995 | DE4407564A1 Oxidn. of organic substances in sewage plant sludge |
09/14/1995 | DE19508786A1 Reducing organic components in solid suspension, e.g. sewage sludge |
09/14/1995 | CA2185127A1 Waste treatment agent |
09/14/1995 | CA2183656A1 Heat exchanger element |
09/13/1995 | EP0671363A2 Method and system for treating polluted water |
09/13/1995 | EP0671362A1 Process for treating photographic processing waste solution, silver removing device and photographic processing apparatus |
09/13/1995 | EP0671358A2 Preparation and use of an oxidation agent containing dihalogentetraoxide ions |
09/13/1995 | EP0671223A1 Process for the treatment of contaminated sediments |
09/13/1995 | EP0671210A2 Process of manufacturing and using a composite product for water treatment |
09/13/1995 | EP0670816A1 Plant for removing micropollutants from untreated water, particularly drilling water, by means of a combination of ozone and hydrogen peroxide. |
09/13/1995 | EP0670815A1 Method and device for the separation of a contaminated top layer |
09/13/1995 | CN2207551Y Solar drinking water unit |
09/13/1995 | CN2207386Y Purifying and mineralizing drinking water apparatus |
09/13/1995 | CN2207381Y Purifying water saving device |
09/13/1995 | CN2207380Y Solar seawater desalination unit |
09/13/1995 | CN2207129Y Magnetizing and heat resistance glass drinking water ware |
09/13/1995 | CN2207126Y Sintering magnetizing pot |
09/13/1995 | CN1108221A Water purification apparatus of fixed-on-pipeline type |
09/13/1995 | CN1108219A Multi-function bottle tube for magnetizing water, solid and gas for man and other living things |
09/13/1995 | CN1108070A Health-care beverage series made from snow water |
09/12/1995 | US5450358 Method and system for monitoring the quality of a water purification apparatus |
09/12/1995 | US5449819 Process for removing waste pox, alendronate and its by products |
09/12/1995 | US5449658 Biocidal compositions comprising polyhexamethylene biguanide and EDTA, and methods for treating commercial and recreational water |
09/12/1995 | US5449467 Process for purifying water |
09/12/1995 | US5449466 Apparatus and method for photocatalytic treatment of a fluid |
09/12/1995 | US5449464 Dewatering method and agent |
09/12/1995 | US5449249 For use in an open borehole in the ground |
09/12/1995 | US5448892 Methods and apparatuses for providing cool thermal storage and/or water purification |
09/08/1995 | WO1995023768A1 Adsorbent biocatalyst porous beads |
09/08/1995 | WO1995023766A1 Method and system for photocatalytic decontamination |
09/08/1995 | WO1995023765A1 Preparations and uses of polyferric sulphate |
09/08/1995 | WO1995023647A1 Rectangular flotation plant |
09/08/1995 | WO1995023643A1 Process for catalytically treating waste water and a process for regenerating a catalyst |
09/07/1995 | DE4407202A1 Verfahren zur Entbasung von Teeröldestillationsabwässern Method for decationisation of Teeröldestillationsabwässern |
09/07/1995 | DE4407057A1 Electrochemical degradation of halogenated hydrocarbon(s) in polluted water |
09/07/1995 | DE4406759A1 Cleaning and recycling of development and fixing liq. |
09/07/1995 | DE4406588A1 Verfahren zur katalytischen Behandlung von Abwasser sowie ein Verfahren zur Regenerierung eines Katalysators Process for the catalytic treatment of waste water and a process for regeneration of a catalyst |
09/06/1995 | EP0670333A2 Watersoluble crosslinked polymer dispersions |
09/06/1995 | EP0670289A1 Apparatus and methods for removing components from solutions |
09/06/1995 | EP0670288A1 Magnetic resonance scale preventer-decalcifier, connected to a transformer of the controlled reluctance type |
09/06/1995 | EP0670174A1 Method and apparatus for processing waste gas |
09/06/1995 | EP0669975A1 Stabilization of hemoproteins |
09/06/1995 | EP0669898A1 Method for removing at least one constituent from a solution |
09/06/1995 | EP0669897A1 Separation of nucleic acid fragments |
09/06/1995 | EP0669850A1 Catalytic process. |
09/06/1995 | EP0667834A4 Preventing contaminant build-up in beer lines. |
09/06/1995 | EP0660805A4 Method of cleaning waste water and recovery of contaminants therefrom. |
09/06/1995 | EP0514443B1 Method and apparatus for removing silver in the form of silver salts from a liquid |
09/06/1995 | EP0151120B2 Method for removing heavy metals from aqueous solutions by coprecipitation |
09/06/1995 | CN2206781Y Fluorine removing super-filter purifying device for household |
09/06/1995 | CN2206780Y Magnetic treatment equipment of water for mixing cement concrete |
09/06/1995 | CN2206779Y Electrolysis water disinfect apparatus |
09/06/1995 | CN1108028A Method and device for injecting a sterile apyrogen liquid obtained by filtration |
09/06/1995 | CN1107808A Regeneration method for double-layer bed in salt removing system for water treatment |
09/06/1995 | CN1107672A Method of extracting edible silver fish component from waste water |
09/05/1995 | US5447641 Solid calcium hypochlorite in housing with fluid restrictor controls flow; dissolves, dilutes and dispenses at desired flow rate |
09/05/1995 | US5447640 Method and apparatus for sterilization of and treatment with ozonized water |
09/05/1995 | US5447639 Method for destruction of chlorinated hydrocarbons in aqueous environments |
09/05/1995 | US5447638 Method for flocculating finely divided solids suspended in nonpolar liquids |
09/05/1995 | US5447637 Process for the disposal and recovery of phossy water |
09/05/1995 | US5447630 Materials treatment process and apparatus |
09/05/1995 | US5447629 Air pollution control |
09/05/1995 | US5447626 Water activator |
09/05/1995 | CA2140566A1 Apparatus and methods for removing a component from solution |
09/05/1995 | CA2127860A1 Method and apparatus for processing waste gas |
09/05/1995 | CA2033381C Insoluble tannin preparation process, waste treatment process employing insoluble tannin and adsorption process using tannin |
09/05/1995 | CA2007842C Method for inhibiting growth of algae in recreational water |
09/05/1995 | CA1336924C Solar aquatic method and apparatus for treating waste |
09/05/1995 | CA1336901C Method for treating organic waste material and an oxidation catalyst/cocatalyst composition useful therefor |
09/04/1995 | CA2143563A1 Process for reconcentrating overspray from one-component coating compositions |
09/02/1995 | CA2143564A1 Crosslinked water-soluble polymer dispersions |
08/31/1995 | WO1995023118A1 Method for oxidatively decomposing organic compounds in aqueous effluents |