| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 04/18/2007 | CN1950135A Solid product dissolver and method of use thereof |
| 04/18/2007 | CN1949965A Highly concentrated bromine compositions and methods of preparation |
| 04/18/2007 | CN1949643A Semiconductor high-frequency switch frequency-change current change converting circuit |
| 04/18/2007 | CN1948318A Tannin organic phosphorus compound and its use |
| 04/18/2007 | CN1948191A Reuse technology of oil refining, chemical catalyst production waste water |
| 04/18/2007 | CN1948190A Treatment method of waste water in fluorofen production |
| 04/18/2007 | CN1948189A Treatment method of acrylic acid production waste water |
| 04/18/2007 | CN1948188A Coking waste water zero discharge treatment process |
| 04/18/2007 | CN1948187A Super conducting energy saving desalination drinking water making system of ocean ship |
| 04/18/2007 | CN1948179A Purification treatment method of imitation dead sea floating solution |
| 04/18/2007 | CN1948178A Concentration and reduction method of imitation dead sea floating solution |
| 04/18/2007 | CN1948177A Method of treating low temperature low turbidity water by high density active mud sediment back flow |
| 04/18/2007 | CN1948176A Hanging membrane wave eliminator having sand settling wave eliminating and cleaning function |
| 04/18/2007 | CN1948175A Organic composite polymeric biacid aluminium chloride and its preparation technology |
| 04/18/2007 | CN1948174A Disinfecting and sterilization method of water for making ice |
| 04/18/2007 | CN1948173A Water magnetization apparatus |
| 04/18/2007 | CN1948172A Micro plasma arc discharging catalytic water treatment method |
| 04/18/2007 | CN1948171A Intelligent treatment equipment of oil containing sewage |
| 04/18/2007 | CN1948170A Desalination treatment system for fully utilizing natural resources |
| 04/18/2007 | CN1948169A Quality classification water supply machine |
| 04/18/2007 | CN1948164A Microwave technology used in preparing polymeric ferric sulfate from pyrite burned slag pickling liquid |
| 04/18/2007 | CN1948156A Method of producing aluminium polychloride using aluminium hydroxide mud |
| 04/18/2007 | CN1947872A Water washing pretreatment method for making fly-ash from incineration harmless |
| 04/18/2007 | CN1947521A Agent for killing or inhibiting algae and its application |
| 04/18/2007 | CN1311193C Method of incinerating waste liquid utilizing industrial combustion equipment, and mixed liquid |
| 04/18/2007 | CN1311192C Method for treating waste from production of acrylic acid and polyacrylic acid |
| 04/18/2007 | CN1311120C Washing machine and washup device |
| 04/18/2007 | CN1310843C Method for forwarding ozonated water |
| 04/18/2007 | CN1310842C Hot spring bathing powder |
| 04/18/2007 | CN1310841C Water treatment unit and equipment having the unit |
| 04/18/2007 | CN1310839C Preparing method for inorganic polymer flocculating aluminium |
| 04/17/2007 | US7205429 Method for disposal of waste from acrylic acid process and acrylic ester process |
| 04/17/2007 | US7204967 Obtaining from the chemical processing plant a waste liquid including ammonia and hydrogen sulfide;steam stripping the waste liquid to produce a vapor stream including water, the ammonia and the hydrogen sulfide;reacting the ammonia and hydrogen sulfide in the vapor stream; collecting ammonium sulfide |
| 04/17/2007 | US7204958 Disposable device; performs gas exchange, heat transfer, microemboli filtering; conserves volume, reduces setup and change out times, eliminates reservoir |
| 04/17/2007 | US7204931 Stable composition with enhanced biocidal and virucidal effect |
| 04/17/2007 | US7204930 Oxidation filtration system for cleaning groundwater, the system having an aeration tower and a filtration tank |
| 04/17/2007 | US7204929 Method for treating an effluent, especially a radioactive effluent, containing organic matter |
| 04/17/2007 | US7204660 Mixing crushed humic acid-containing material with a quantity of water to form a homogenous mixture, adding an alkali to said homogenous mixture to form a humic-mineral agent |
| 04/17/2007 | CA2429484C Fluid conveyed material collection system |
| 04/17/2007 | CA2259674C Device for clarification of a turbid liquid by flotation |
| 04/17/2007 | CA2213215C Composition capable of releasing acraldehyde and its use |
| 04/17/2007 | CA2167749C Polymeric dithiocarbamic acid salt compositions and methods of use |
| 04/12/2007 | WO2007041553A1 Method of removing contaminants from fluid streams and solid formations |
| 04/12/2007 | WO2007040969A2 Decontamination and sterilaztion system using large area x-ray source |
| 04/12/2007 | WO2007040490A1 Pool cleaner with integral chlorine generator |
| 04/12/2007 | WO2007040407A1 A method for preventing growth of biological material in a water-based heat exchanger system |
| 04/12/2007 | WO2007040319A1 Method of and apparatus for evaporating wastewater |
| 04/12/2007 | WO2007040266A1 Process and equipment for demineralizing condensate |
| 04/12/2007 | WO2007040260A1 Accelerator for ozone oxidation, ozone oxidation accelerator composition, and method of ozonation |
| 04/12/2007 | WO2007039659A1 Double-layer water treatment pellet |
| 04/12/2007 | WO2007039509A1 Water treatment method comprising a rapid settling step followed by a filtration step that is performed directly on the micro- or ultra-filtration membranes and corresponding device |
| 04/12/2007 | WO2007039019A1 Moulded filter and process for making same |
| 04/12/2007 | WO2007024517A3 Electrochemical recovery of arsenic |
| 04/12/2007 | WO2007020353A3 Ballast water treatment method, use of a biocide for one such treatment and installation for transferring ballast water to a ship |
| 04/12/2007 | WO2007011877A9 Composition, method and apparatus for controlling ph and algae growth in water |
| 04/12/2007 | WO2006133456A3 System, and associated method, for recovering water from air |
| 04/12/2007 | WO2006122566A3 Membrane for filtering of water |
| 04/12/2007 | WO2006102362A3 Activated sludge process wtth ballasted flocculation |
| 04/12/2007 | WO2005102019A3 Treatment of fluids and/or sludge with electro plasma |
| 04/12/2007 | US20070081919 Device for generating aqueous chlorine dioxide solutions |
| 04/12/2007 | US20070080116 Method for chlorite removal |
| 04/12/2007 | US20070080115 Sorbent for removal of contaminants from fluids |
| 04/12/2007 | US20070080114 Process for reducing contaminants in condensate resulting from the conversion of bauxite to alumina |
| 04/12/2007 | US20070080113 Two stage nanofiltration seawater desalination system |
| 04/12/2007 | US20070080112 wastewater treatment; microfiltration, nanofiltration |
| 04/12/2007 | US20070080111 Membrane filter for water treatment |
| 04/12/2007 | US20070080101 Isotonic ozone water generator |
| 04/12/2007 | US20070080100 Hybrid water and power system |
| 04/12/2007 | US20070079629 Process and apparatus for cooling and atomizing liquid or pasty-like substances |
| 04/12/2007 | DE10394224T5 Verfahren zur Abtrennung und Rückgewinnung von Polyethylenglykol (PEG) aus verbrauchten, wässrigen Zweiphasensystemen A process for the separation and recovery of polyethylene glycol (PEG) from spent aqueous two-phase systems |
| 04/12/2007 | DE10240480B4 Vorrichtung zum Anreichern leitungsgeführten Trinkwassers mit einem wasserlöslichen Gas wie Kohlendioxid oder Sauerstoff Device for enriching conducted as drinking water with a water soluble gas such as carbon dioxide or oxygen |
| 04/12/2007 | DE102005048163A1 Reverse osmosis system for producing pure water/high purity water from pre-purified raw water, comprises reverse osmosis module with semipermeable membrane, raw water entry, pure water exit and concentrate exit |
| 04/12/2007 | CA2622623A1 Water treatment method comprising a rapid settling step followed by a filtration step directly on micro- or ultra-filtration membranes, and corresponding device |
| 04/11/2007 | EP1772435A2 Water-softening method |
| 04/11/2007 | EP1772434A1 Metal ion elution unit and apparatus equipped with it |
| 04/11/2007 | EP1772433A1 Water purifier |
| 04/11/2007 | EP1772432A1 Acidic water producing device, acidic water producing method, and acidic water |
| 04/11/2007 | EP1772187A1 Normal radiation device, filter using the same, optically assisted ceramic filter |
| 04/11/2007 | EP1771388A1 Water treatment |
| 04/11/2007 | EP1771387A1 Method for processing aqueous effluents containing metal nitrate or nitrite salts |
| 04/11/2007 | EP1771386A2 Method and apparatus for scale and biofilm control |
| 04/11/2007 | EP1771385A1 Hydrodynamic homogenization |
| 04/11/2007 | EP1771384A2 Water treatment by dendrimer-enhanced filtration |
| 04/11/2007 | EP1771255A1 Treatment of ballast water |
| 04/11/2007 | EP1771234A1 Gas porous polymer filter and methods of making it |
| 04/11/2007 | EP1523249B1 Method and device for the production of table water with added carbon dioxide |
| 04/11/2007 | EP1448480B1 Method for controlling legionella in cooling towers |
| 04/11/2007 | CN2887956Y Device for collecting and treating large-area floating oil in sea |
| 04/11/2007 | CN2887852Y Double-drum nutrient mineral water generator |
| 04/11/2007 | CN2887851Y High-efficiency environment-friendly energy-saving micro-swirl mixed flocculating-settling equipment set |
| 04/11/2007 | CN2887850Y Health-care and magnetization water treatment apparatus |
| 04/11/2007 | CN2887849Y Movable integrated drinking-water purifying device |
| 04/11/2007 | CN2887848Y Fresh water compartment of electric deionized water purifying device |
| 04/11/2007 | CN2887847Y Ultraviolet sterilizing device |
| 04/11/2007 | CN2887846Y UV sterilizing device for central air conditioner circulating water |
| 04/11/2007 | CN2887845Y Domestic fully-automatic cool water and hot water purifying machine |
| 04/11/2007 | CN2887844Y Water purifying apparatus |
| 04/11/2007 | CN2887843Y Integrated treatment device for lake and landscape water |
| 04/11/2007 | CN2887842Y Water-purifying drinking machine |
| 04/11/2007 | CN2887841Y Water purifying apparatus |