Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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12/17/1986 | CN86200952U Annular gap type efficient air-floating jet |
12/16/1986 | US4629896 Apparatus for monitoring the intensity of a UV source |
12/16/1986 | US4629572 Paint detackification method |
12/16/1986 | US4629571 Deoxygenation and purification of liquids |
12/16/1986 | US4629570 Removal of iron from chelant solutions |
12/16/1986 | US4629477 Coagulating compositions containing a cyanamide component for coagulating lacquers, waxes and coating compositions |
12/16/1986 | CA1215210A1 Apparatus for sterilizing objects with an aqueous hypochlorite solution |
12/10/1986 | EP0204404A1 Retention and/or drainage and/or dewatering aid |
12/10/1986 | EP0204273A2 Process and apparatus for the removal of nitrate from surface water and ground water, especially from drinking water |
12/10/1986 | EP0203926A1 Method and apparatus for desalination and/or purification of water |
12/10/1986 | CN86201710U Intensively magnetized tap |
12/09/1986 | US4628078 Acrylamide-dialkylaminoacrylate-dialkylaminomethacrylate cationic polyelectrolytes and their production |
12/09/1986 | US4627937 Process for denitrating nitric acid and actinide containing waste solutions while simultaneously separating the actinides |
12/09/1986 | US4627921 Treatment of water to lower the oxygen and the total organic carbon within the same |
12/09/1986 | US4627920 Process for the retention of a substance dissolved in a solution |
12/09/1986 | CA1214930A1 Process for containment of liquids as solids or semisolids |
12/04/1986 | WO1986007048A1 Germicidal and purifying agent for drinking water |
12/04/1986 | WO1986007047A1 Method and apparatus for conducting chemical reactions at supercritical conditions |
12/04/1986 | WO1986006977A1 Process and device for multiple-phase processing of aqueous liquids |
12/03/1986 | EP0203900A2 Chlorinating apparatus |
12/03/1986 | EP0203892A2 Aqueous system provided with a biocide |
12/03/1986 | EP0203761A2 Process for water treatment |
12/03/1986 | EP0203741A2 Method and product for removal of chloramines, chlorine and ammonia from aquaculture water |
12/03/1986 | EP0203549A2 Waste water treatment process |
12/03/1986 | EP0203467A1 Process and plant for the treatment of oily emulsions |
12/03/1986 | EP0090842B1 Method of removing organic contaminants from aqueous compositions |
12/03/1986 | CN85104354A Steam power equipment generating steam from natural water containing salt |
12/03/1986 | CN85104351A Treatment of sewages from printing and dyeing plant |
12/02/1986 | US4626992 Water quality early warning system |
12/02/1986 | US4626416 Insoluble carrier with organic coordinating sites |
12/02/1986 | US4626411 Composition and method for deoxygenation |
12/02/1986 | US4626357 Waste water control method and means |
12/02/1986 | US4626356 Sludge concentration method |
12/02/1986 | US4626354 Method for anaerobic treatment of high strength liquors |
12/02/1986 | US4626346 Reverse osmosis water purification system for use in limited water supply installations |
12/02/1986 | US4626345 Flocculation, floatation, and filtration; for drinking |
12/02/1986 | US4626331 Electrolytic cell employing fluidized bed |
12/02/1986 | CA1214746A1 Automatic water distillator |
12/02/1986 | CA1214719A1 Method for use in recompression evaporation of a solution |
12/02/1986 | CA1214621A1 Process for removing aluminum and silica from alkali metal halide brine solutions |
11/26/1986 | EP0203057A2 Device for separating floating fluid films from the surface of liquids |
11/26/1986 | EP0202891A2 Water purifier with detector |
11/26/1986 | EP0202888A2 Process for selectively removing sodium cations from a solution containing sodium and ammonium cations |
11/26/1986 | EP0202839A2 Improvements in and relating to water dispensers |
11/26/1986 | EP0202820A2 An ultra violet ray water purifier |
11/26/1986 | EP0202781A2 Improvements in and relating to water purifiers |
11/26/1986 | EP0202780A2 Flocculation processes |
11/26/1986 | EP0202653A2 Dispersible tablet and granulation product and method of formulation of same |
11/26/1986 | EP0202387A2 Integrated biological adsorption process for treating wastewater |
11/26/1986 | EP0202382A2 Process for the decolourization of pulp mill process streams |
11/26/1986 | EP0202364A1 Process and apparatus for the removal of dissolved substances from aqueous liquids |
11/26/1986 | EP0202332A1 System for treating fluids |
11/25/1986 | US4624792 Oxidation with hydrogen peroxide in the presence of iron compound and ion exchange resin |
11/25/1986 | US4624791 Method for improving bubble surface area exposure |
11/25/1986 | US4624790 Reduction of metal content of treated effluents |
11/25/1986 | US4624789 Particle sizes, packing, upward flow |
11/25/1986 | US4624784 Apparatus including a flow path formed by membrane compression |
11/25/1986 | US4624747 Process for the distillation of fresh water from sea water |
11/25/1986 | EP0183702A4 Apparatus and method for removing dissolved metals from solutions containing same. |
11/25/1986 | CA1214580A1 Apparatus and method for copper recovery |
11/25/1986 | CA1214373A1 Agglomerated halo-hydantoins |
11/25/1986 | CA1214334A1 Method for the recovery of silver from waste photographic fixer solutions |
11/20/1986 | WO1986006612A1 Device for the degasing of disinfected water in a disinfection plant of a dental surgery |
11/20/1986 | EP0201951A1 Method for the electrolytic preparation of hypochlorite in flowing salt-containing water, and also a device suitable for carrying out such a method |
11/20/1986 | EP0201650A1 Method and apparatus for laser disinfection of fluids |
11/20/1986 | EP0201640A1 Fluid treatment process |
11/20/1986 | EP0201484A1 Method and device for the purification of water and special waste |
11/19/1986 | CN85108743A Process for the decolorization |
11/19/1986 | CN85104016A Treatment of phenol containing waste water with active carbon fiber |
11/18/1986 | US4623469 Pollution control |
11/18/1986 | US4623468 Dispersant containing nutrient for microorganism, biodegradation |
11/18/1986 | US4623467 Filtration, reverse osmosis, ultraviolet disinfection |
11/18/1986 | US4623465 Removal of combined organic substances from aqueous solutions |
11/18/1986 | US4623464 Polychlorinated biphenyls |
11/18/1986 | US4623457 Water purifier |
11/18/1986 | US4623451 Third faucet system with above sink purity indicator |
11/18/1986 | US4623436 Method and apparatus for removing impurities from liquids |
11/12/1986 | EP0201310A2 Purification of effluent liquors |
11/12/1986 | EP0201237A2 Flocculation processes |
11/12/1986 | EP0201162A2 Apparatus and method for reducing agglomeration in fluids |
11/12/1986 | EP0200834A2 Removal of ammonia from wastewater |
11/12/1986 | EP0110949B1 Purification apparatus |
11/12/1986 | CN86103801A Process and installation of ultrafiltration for the treatmeut of oil containing waste water |
11/12/1986 | CN86103241A Purification of effluent liquors |
11/11/1986 | US4622366 Graft polymer modified by hydroxylamine and ion exchange group |
11/11/1986 | US4622151 Method and device for ozonization of a fluid |
11/11/1986 | US4622149 Effluent treatment |
11/11/1986 | US4622134 Apparatus for treating sewage |
11/11/1986 | US4622133 Water-deionizing system |
11/06/1986 | EP0159349A4 Processes for treating waste streams. |
11/05/1986 | EP0200710A2 Method and apparatus for treating water |
11/05/1986 | EP0200435A2 An electrically augmented vacuum filtration apparatus with a non ion selective membrane, construction of the membrane, and method of making the membrane |
11/05/1986 | EP0200143A2 Metal scavenger and metal scavenging process |
11/05/1986 | EP0200102A2 Process for the preparation of solid compositions of aluminium chloride |
11/05/1986 | CN86101606A Treatment method and equipment for fluid |
11/05/1986 | CN85201816U High efficiency vacuum oil-water separator |
11/04/1986 | US4621195 Apparatus for destroying microorganisms |
11/04/1986 | US4620932 Impregnated matrix with copolymer of alkyl (meth)acrylate and acrylic acid, polyethylenimine and epoxy resin |
11/04/1986 | US4620902 Electrolysis process using liquid electrolytes and porous electrodes |
11/04/1986 | US4620900 Thermopervaporation apparatus |