Patents
Sitemap › C02 - Treatment of water, waste water, sewage, or sludge › C02F - Treatment of water, waste water, sewage, or sludge › C02F 1 - Treatment of water, waste water, or sewage
Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124)
06/1995
06/28/1995EP0659691A1 Electrolysis of wastewater with a doped diamond anode
06/28/1995EP0659690A1 Water purification plant
06/28/1995EP0659689A2 Eliminating dispersions
06/28/1995EP0659483A2 Continuous ion exchange apparatus
06/28/1995EP0659482A1 Ion exchange resin sintered in porous matrix
06/28/1995EP0659350A1 Process of making edible a liquid and/or of preserving it
06/28/1995EP0659297A1 Toxic remediation system and method
06/28/1995EP0641292A4 Water clarifier with first filtrate isolation, improved backwashing and improved bubble generation.
06/28/1995EP0641291A4 Lamellar apparatus and method for clarifying water.
06/28/1995EP0600903B1 Process and device for removing gas in the evaporation of organically and/or inorganically contaminated water
06/28/1995EP0570483B1 Catalytic oxidation of aqueous organic contaminants
06/28/1995CN2201879Y Health quick-heating water-boiling bottle
06/28/1995CN1104184A Electrochemical water-purifying device
06/28/1995CN1104183A Physic and chemical condensation method for treatment of foulwater
06/28/1995CN1104128A 树脂处理系统 Resin processing systems
06/28/1995CN1029114C Method for treatment of waste liquid from small paper-pulp mill
06/27/1995US5427748 Chemical feeder
06/27/1995US5427737 Process and system for biologically neutralizing waste material
06/27/1995US5427694 Process for delivering a selected effective amount of a dry granular antimicrobial composition to an aqueous system
06/27/1995US5427693 Modular ozone water treatment apparatus and associated method
06/27/1995US5427692 Removal of chromium from solution using ferrous sulfate and barium nitrate
06/27/1995US5427691 Precipitation of heavy metals as hydroxides along with calcium sulfate solids to form stable sludge; two step process
06/27/1995US5427690 Dispersing heavy hydrocarbons in ethylene water quench tower
06/27/1995US5427683 Filtration system with axial flow cartridge
06/27/1995US5427682 Water purification and dispensing system
06/27/1995US5427667 Apparatus for electrochemical treatment of water
06/27/1995US5427658 Electrolytic cell and method for producing a mixed oxidant gas
06/27/1995US5426866 Method and apparatus for dewatering of sludges
06/22/1995WO1995016638A1 Water purifying material, process for producing the same, and water purification equipment
06/22/1995WO1995016507A1 Ocean thermal energy conversion (otec) system
06/22/1995WO1995002712A3 Use of carboxylic acids in agents for the treatment of metal surfaces
06/22/1995DE4403592C1 Verfahren und Vorrichtung zur thermischen Trennung von Flüssigkeitskomponenten Method and device for the thermal separation of liquid components
06/22/1995DE4343615A1 Treatment of water to make it potable
06/22/1995DE4343263A1 Removal of phenol and aromatic amine from waste water
06/22/1995DE4343177A1 reparing constant quality quat. di:alkyl:amino alkyl (meth)acrylate copolymers
06/22/1995CA2155870A1 Water purifying material, process for producing the same, and water purification equipment
06/21/1995EP0658606A1 Recovery of water and solids in a paper mill
06/21/1995EP0658516A1 Biodegradation process for treating organic waste water
06/21/1995EP0658515A2 Process for removing the oil pollution from liquids, particularly from water
06/21/1995EP0658309A1 Liquid disinfectant composition and its uses
06/21/1995EP0633812A4 Process for making catalytic carbon.
06/21/1995EP0550470B1 Improved Filtration technique for the treatment of oxidised photographic processor effluents
06/21/1995EP0543988B1 Process for producing magnetically responsive polymer particles and application thereof
06/21/1995CN2201523Y Water self-closing magnetizing filtering tap
06/21/1995CN2201394Y Iodine feeding device for drinking water apparatus
06/21/1995CN2201393Y Electronic water treatment instrument
06/21/1995CN2201392Y Water magnetizing device
06/21/1995CN2201391Y Scale-removing andscale-proof water magnetizing device
06/21/1995CN2201390Y Unit for improving water utilizing rate of electrodialysis apparatus
06/21/1995CN2201389Y Water treatment pressure floating trough
06/21/1995CN2201388Y Multifunctional water treatment unit
06/21/1995CN2201028Y Magnetizing thermal insulation vessel
06/21/1995CN1103851A Method for quick prodn. poly chlorinated ferrous sulfate water purification agent
06/21/1995CN1103850A Method for producing compound iron-aluminium water purification agent by making use of slag from sulphuric acid plant
06/21/1995CN1103811A Domestic inorganic ultrafiltration water purification device
06/21/1995CN1029014C Waterglass precipitate recovery process
06/20/1995US5426054 Process and apparatus for determining an optimal energy insertion in coagulating systems
06/20/1995US5425883 Method for separation and removal of impurities from liquids
06/20/1995US5425882 Apparatus for removing dirt particles from water
06/20/1995US5425880 Using an injection wand
06/20/1995US5425878 Membranes for ion transport and method for obtaining them
06/20/1995US5425866 Electrically regenerable demineralizing apparatus
06/20/1995US5425858 Method and apparatus for capacitive deionization, electrochemical purification, and regeneration of electrodes
06/20/1995CA2016004C Water filter cartridge
06/20/1995CA1336021C Process for separating salts in seawater
06/20/1995CA1336020C Clarification process
06/18/1995CA2137901A1 Preparation of quaternary copolymers
06/18/1995CA2135694A1 Water soluble graft copolymers for laser print deinking loop and recycled fiber water clarification
06/17/1995CA2138233A1 Biodegradation process for treating organic wastewater
06/15/1995WO1995015923A1 Process and device for activating a liquid
06/15/1995WO1995015922A1 Methods of physical water treatment and apparatus therefor
06/15/1995WO1995015804A1 Method and apparatus for separating terpenes from oil compositions
06/15/1995WO1995015803A1 Ion exchange methods and systems incorporating regenerant recycling
06/15/1995WO1995015683A1 Biocidal compositions and methods for treating commercial and recreational water
06/15/1995WO1995015682A1 Synergistic antimicrobial compositions containing poly(hexamethylammonium) chloride
06/15/1995CA2178600A1 Ion exchange methods and systems incorporating regenerant recycling
06/15/1995CA2177160A1 Synergistic antimicrobial compositions containing poly(hexamethylammonium) chloride
06/14/1995EP0657474A2 Tagged polymers and their synthesis by post-polymerization (trans)amidation reaction
06/14/1995EP0657388A1 Method and apparatus for purifying water
06/14/1995EP0657387A1 Distilling tube apparatus
06/14/1995EP0657195A1 Sludge and oil separator
06/14/1995EP0656871A1 Aqueous suspensions of colloidal particles, preparation and use of the suspensions.
06/14/1995EP0656817A1 Process for decontaminating solid materials contaminated with organic pollutants
06/14/1995EP0656806A1 Desulphurization of flue gases.
06/14/1995DE4442226A1 Thixotropic sludge decontamination contg. lignin esp. from pulp mfr.
06/14/1995DE4407216C1 Nitrification and elimination of nitrogen, esp. from waste water
06/14/1995CN2200632Y Magnetic water tank for household
06/14/1995CN2200392Y Cup contacted running water type mining magnetized thermos bottle
06/14/1995CN2200376Y Magnetized kettle
06/14/1995CN1103628A Drinking water purifying technique with compound permanganate medicament
06/14/1995CN1103627A Solar system for producing and supplying distilled water
06/13/1995US5424032 Method and apparatus for controlling microorganisms
06/13/1995US5424007 1-methyl-3,5,7-triaza-1-azoniatricyclodecane compounds, a method for preparing these compounds, their use in the control of microorganisms in aqueous systems, and their use in the inhibition of corrosion
06/13/1995US5423991 Adsorbing oils on foam particles(made by treating polyurethane with polyquaternary amine and catalyst), then regenerating particles by centrifugal separation from oils, reuse
06/13/1995US5423990 Adding polyguanidine or its salt with a flocculant; filtration; pollution control
06/13/1995US5423987 Scum removal apparatus
06/13/1995US5423985 Modular element for absorbing oily substances from surfaces of water bodies and purification system using such elements
06/13/1995US5423981 Wastewater treatment apparatus
06/13/1995US5423962 Electrolytic treatment apparatus
06/10/1995CA2137624A1 Apparatus for the magnetic treatment of fluids
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