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