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)
11/2005
11/10/2005US20050249694 Methods and articles for maintaining hydantoinylated polymers in a biocidally active state
11/10/2005US20050249631 Method and apparatus for ozone disinfection of water supply pipelines
11/10/2005US20050247909 Process for reducing the passive layer from the surface of a metal
11/10/2005US20050247647 Separation system for the removal of fat, oil or grease from wastewater
11/10/2005US20050247646 Filter assembly for molecular testing
11/10/2005US20050247645 Gas compressor system which delivers a compressed gas to water system in an amount sufficient to establish a supersaturated condition in body of water; for use in ballast tanks of ships
11/10/2005US20050247644 Method and apparatus for treatment of wastewater
11/10/2005US20050247643 Treating impure water by introducing a solution of electrolyticially generated silver citrate into the impure water wherein the silver is electrolytically generated in a solution of citric acid and water
11/10/2005US20050247640 Hydrate-based desalination with hydrate-elevating density-driven circulation
11/10/2005US20050247639 Reduction in biological oxygen demand levels in waste water effluents
11/10/2005US20050247638 adding buffers and conditioners to water, causes precipitation of solids, then removing the precipitated solids, conditioners and buffers for disposal; water treatment; softening hard water
11/10/2005US20050247636 Decontamination of water, drinking water; iron oxide and/or iron oxyhydroxide; mechanical stability
11/10/2005US20050247635 Adsorbents for removing heavy metal cations and methods for producing and using these adsorbents
11/10/2005US20050247634 Water treatment system
11/10/2005US20050247633 Diluting the aqueous solution with water, prior passing through an ion exchange resin; radioactive thorium binds to ion exchange resin for a period of time and decay to uranium and protactinium; purification
11/10/2005US20050247631 Water purification system and method using reverse osmosis reject stream in an electrodeionization unit
11/10/2005US20050247629 microporous polytetrafluoroethylene (PTFE); resists dewetting when exposed to outgassing liquids, chemical resistance; specified critical wetting surface tension (CWST); made by exposing to liquid and UV radiation
11/10/2005US20050247628 Devices for removing phosphate from biological fluids
11/10/2005US20050247626 Method and installation for the production of lime water from deionised water
11/10/2005US20050247623 Compact configuration; molding material; one pot process; clarification, digestion, disinfecting using chlorination, ultraviolet radiation
11/10/2005US20050247614 Water treatment
11/10/2005US20050247609 Fluid treatment system
11/10/2005US20050247608 Block of activated carbon filter particles; permeability regulates the pressure drop across a filter while simultaneously improving the removal of small suspended particles; providing potable water
11/10/2005US20050247571 Contaminant removal apparatus and installation method
11/10/2005US20050247557 Electrolytic water purifier
11/10/2005US20050247269 Scale conditioning agents and treatment method
11/10/2005US20050247113 Fluid treatment apparatus with input and output fluid sensing
11/10/2005DE202005014091U1 Drinking water magnetisation assembly has external dust exclusion case around an inner array of magnets
11/10/2005DE202005013343U1 Drinking water filter has truncated cone housing with tangential base inlet to vortex generator
11/10/2005DE202005011100U1 Assembly to remove protein foam from fish farm lagoon has two concentric pipes located on common perforated base plate
11/10/2005DE202005009917U1 Magnetite sample separator assembly for central heating system with hot water and steam circuit
11/10/2005DE19633574B4 Trinkwassererwärmungssystem zur thermischen Desinfektion Domestic water heating system for thermal disinfection
11/10/2005DE10352636B4 Verfahren und Anlage zur Aufbereitung von Abwässern auf Schiffen Method and apparatus for treatment of waste water on ships
11/10/2005DE10343748B4 Verfahren zum Zerkleinern partikulärer organischer Substanzen in Suspensionen von Mikroorganismen Method for grinding particulate organic substances in suspensions of microorganisms
11/10/2005DE10210511B4 Verfahren und Vorrichtung zum Behandeln eines Schlammes, insbesondere eines Klärschlammes Method and apparatus for treating a slurry, in particular a sewage sludge
11/10/2005DE102004061253A1 Vorrichtung zur Behandlung eines flüssigen oder gasförmigen Mediums mittels UV-Strahlen An apparatus for treating a liquid or gaseous medium by means of UV-rays
11/10/2005DE102004018328A1 Volumenhaftes Elektrodensystem Volume tale electrode system
11/10/2005DE102004018143A1 Treatment of industrial acid wastewaters containing metals, especially from pickling and electroplating, concentrates fluid to remove at least some components in solid form
11/10/2005CA2569544A1 Method for cleaning water and bottom sediments of water reservoirs and cleaning system for carrying out said method
11/10/2005CA2563172A1 Smart membranes for nitrate removal, water purification, and selective ion transportation
11/09/2005EP1593965A2 Method and apparatus for storing and transporting density gradient solutions
11/09/2005EP1593729A1 Material for treating harmful substance and method for treating harmful substance using the same
11/09/2005EP1593655A1 Water having vibration information recorded therein
11/09/2005EP1593654A1 Process for treating waste waters containing aromatic nitro compounds
11/09/2005EP1593428A2 Activated carbon composition and use thereof for treating swimming pool water
11/09/2005EP1593417A1 Method and apparatus for removing ion in fluid by crystallization
11/09/2005EP1593133A2 Inductive coil assembly
11/09/2005EP1592846A1 Medium and high viscosity hydrocarbon collecting net
11/09/2005EP1592644A1 In-water discharging core and sterilizing water supplying system using said core
11/09/2005EP1592611A1 Anti-fouling and eliminating system against aquatic organisms
11/09/2005EP1463732A4 Hydroxycucurbituril derivatives, their preparation methods and uses
11/09/2005EP1458647B1 Method for treating circulating water in coagulation devices of paint installations
11/09/2005EP1409768B1 Electrode
11/09/2005EP1320388B1 Concept for slurry separation and biogas production
11/09/2005EP1169112B1 Electrodeionization apparatus and method
11/09/2005EP1012119B1 Device for degerminating and filtering water passing through a sanitary device
11/09/2005CN2739171Y Electro-separating water-making machine
11/09/2005CN2739170Y Composite bed ion exchange resin electro-regenerating device
11/09/2005CN2739169Y Flushing device for water injection well
11/09/2005CN2739168Y Efficient water-saving water purifier
11/09/2005CN2739167Y Urban and rural domestic water purifier
11/09/2005CN2739166Y Microcomputer controlled water treating device
11/09/2005CN2739165Y Plugging-free static mixer
11/09/2005CN1694979A Process for electrochemical oxidation of ferrocyanide to ferricyanide
11/09/2005CN1694847A Method of removing organic impurities from water
11/09/2005CN1694846A Water having vibration information recorded therein
11/09/2005CN1694845A Water treatment method using an inorganic powder reagent with high specific surface area including a step of recycling said reagent
11/09/2005CN1694757A Process for mixing treatment additives to contaminated liquids
11/09/2005CN1693227A Process and equipment for treating waste water
11/09/2005CN1693226A Process for water treatment of synchronizing cyclops removing by ozone preoxydation with normal water treatment tech.
11/09/2005CN1693225A Multiphase catalysis oxydation sewage treatment method
11/09/2005CN1693224A Process for water treatment of synchronizing cyclops removing by O3/H2O2 preoxydation with normal water treatment tech
11/09/2005CN1693223A Magnetictaxis bacteria separating apparatus of heavy metal ion waste water
11/09/2005CN1693222A Body-building toxins eliminating medical device
11/09/2005CN1693221A Liquid magnetizating apparatus
11/09/2005CN1693220A Tech for regenerating cation exchanger for water treatment ion-exchange salt removing system
11/09/2005CN1693219A Process for purifying and resource recovery using from waste water of producing H cide
11/09/2005CN1693218A Airfloat filtering pond
11/09/2005CN1693217A Method and system for treating inner cold water of dual water internal cooling electric generator
11/09/2005CN1226610C Method and apparatus for purifying fluids using ultraviolet radiation
11/09/2005CN1226496C Water-supplying system and multifunction water supplying tank
11/09/2005CN1226319C Viscosity highly increased water-soluble hydrophobic association copolymer and preparation method and use thereof
11/09/2005CN1226237C Multiple functional denatured haycites and its manufacturing methods
11/09/2005CN1226206C Oxygen-containing water reflux and bioactive carbon waste water treating method and equipment
11/09/2005CN1226203C Apparatus and method for improving water quality of reservoir
11/09/2005CN1226198C Method for honeycomb ceramics catalytic ozonization decomposition of organic matters in water
11/09/2005CN1226197C Catalyzer for catalyzing wet oxidation in treating wastewater of sensitization glue, and its application
11/09/2005CN1226196C Method and apparatus for preparing flocculant
11/09/2005CN1226195C Activated carbon filter, ceramic filter element and water purification system mounted with the two filters
11/09/2005CN1226027C Stimulation-free multifunctional high-energy safety buoyancy field
11/08/2005US6962662 Process for treating lightly contaminated acid mine water
11/08/2005US6962660 Fluid filter system with secondary flow path for augmented filtration
11/08/2005US6962659 Contaminant skimming device
11/08/2005US6962657 Water treatment system
11/08/2005US6962053 Wind power plant comprising a seawater desalination system
11/08/2005CA2397505C Ultraviolet sterilization device
11/08/2005CA2213230C Cellulose particles, method for producing them and their use
11/03/2005WO2005104184A1 Ultraviolet ray irradiation device
11/03/2005WO2005103595A1 Disinfection system
11/03/2005WO2005103447A1 Improvements in and relating to well head separators
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