Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124)
05/2004
05/27/2004WO2004044367A2 Drilling and producing deep water subsea wells
05/27/2004WO2004044101A2 Improvements relating to fuel conditioning
05/27/2004WO2004043868A1 Method for purifying waste water
05/27/2004WO2004043867A2 Anaerobic fermenter
05/27/2004WO2004043865A2 Nonviscous aqueous dispersions comprising water-swellable layered silicates
05/27/2004WO2004043864A2 Extraction methodology for suspended and dissolved material from fruit and vegetable wastewater
05/27/2004WO2004043605A1 Flotation machine
05/27/2004WO2004043604A1 Separation device for a flotation machine
05/27/2004WO2004043577A1 Tangential filtration housing
05/27/2004WO2004043568A1 Aggregation reaction system
05/27/2004WO2004043566A2 Distillation with vapour pressurization
05/27/2004WO2003104534A3 Cross-reference to related applications
05/27/2004WO2003097703A8 A water-soluble polymer dispersion and a method of producing a water-soluble polymer dispersion
05/27/2004WO2003039549A3 Selective antibacterial agents
05/27/2004WO2003035553A9 A process for the microbiological decontamination of water by means of photosensitive agents
05/27/2004WO2003012261A3 Photolytic oxygenator with carbon dioxide fixation and separation
05/27/2004US20040102732 Dialysis system for treatment of vulnerable patients and methods of use
05/27/2004US20040101572 Treating influent water and sump water for control of microbes, ice making machines, humidifiers and cooling towers.
05/27/2004US20040099614 Method and device for the physicochemical treatment of fluid media
05/27/2004US20040099606 Dehydration; separation of water from oil; using superabsorbent grains; breaking of an emulsion; reuse
05/27/2004US20040099602 Developer waste liquid regenerating apparatus and method
05/27/2004US20040099601 Using hydrophilic membrane; pervaporation; removal of suspended, dissolved impurities; water pollution control
05/27/2004US20040099600 Separation of boron compounds using reverse osmosis, adsorption
05/27/2004US20040099599 Applying pulsed electrical signals; conditioning, stabilization, thickening, dehydration
05/27/2004US20040099598 Fold protection for spiral filtration modules utilizing UV cured adhesive and method of providing same
05/27/2004US20040099596 Dialysis apparatus for treatment of vulnerable patients
05/27/2004US20040099594 High capacity portable exchange single bed deionizer
05/27/2004US20040099585 Water-treating device
05/27/2004US20040099522 Purification of liquids; preheating, separation, evaporation, compression, discharging of impurities
05/27/2004US20040099521 Liquid ring pumps with hermetically sealed motor rotors
05/27/2004US20040099315 Method and apparatus for circulating fluids in a body of liquid
05/27/2004DE19810976B4 Verfahren und Vorrichtung zum Reinigen von industriellem Abwasser aus Druckereien Method and apparatus for cleaning of industrial waste water from printing
05/27/2004DE10340655A1 System to prevent scale formation, in water supply pipes, has a housing for the water flow through an electrode unit, with two cylinder/tube electrodes forming a ring gap between them, linked to an electronic control
05/27/2004DE10262031A1 Activated waste water treatment basin has pre-programmed pivoting wall-mounted sludge skimmer with sludge measuring sensor
05/27/2004DE10256584A1 Distribution unit for the permeate from a reverse osmosis membrane, for the supply of purest water to a dialysis apparatus, has a secondary ring channel at the primary channel, to prevent contamination
05/27/2004DE10252634A1 Purification of sewage or other substances laden with harmful organic matter and detergent or clarifying agent also useful laundry and cleaning surfaces involve introduction of photosensitizer releasing singlet oxygen when stimulated
05/27/2004DE10252544A1 Waste water treatment process employs ultrasound to disinfect or reduce bacterial growth in fluid and to clean or disinfect membrane used for subsequent filtration
05/27/2004DE10231096B4 Filtervorrichtung und Innenbehälter für eine Filtervorrichtung Filter device and the inner container for a filter device
05/27/2004CA2505860A1 Anaerobic fermenter
05/27/2004CA2503017A1 Tangential filtration housing
05/26/2004EP1422195A1 Active oxygen generating material
05/26/2004EP1421976A1 Method for treating dioxin contaminated incineration ash
05/26/2004EP1421603A2 Pulsed uv light source
05/26/2004EP1421162A1 Compositions for removing metal ions from aqueous process solutions and methods of use thereof
05/26/2004EP1421034A2 Method for biologically treating waste water containing dye from the textile and leather industry
05/26/2004EP1421033A1 Energy-based process for fluid treatment and system therefor
05/26/2004EP1265817A4 Electrolysis based water treatment
05/26/2004EP1229999B1 A process for the removal of organic substances (toc), pesticides, or other substances from a salt solution
05/26/2004EP1228003B1 On premise water treatment system with temperature control water release and method
05/26/2004EP1185168B1 Method for improving conditions in closed circuit fish farming and installation therefore
05/26/2004EP1140358B1 Method and apparatus for electrodeionization of water using mixed bed and single phase ion exchange materials in diluting compartments
05/26/2004EP1121187B1 Fluid filtration unit
05/26/2004EP1105679B1 Evaporative and regenerative waste water incineration system
05/26/2004EP1101032B1 Magnetic processor
05/26/2004EP0963225B1 Distillation process with reduced fouling
05/26/2004EP0938377B1 Light expanded clay aggregates for phosphorus removal
05/26/2004CN2617760Y Electric deionizing devices
05/26/2004CN2617759Y Small household disinfectant water generator
05/26/2004CN2617758Y Portable field water filter
05/26/2004CN2617757Y 紫外杀菌器 UV disinfection
05/26/2004CN2617756Y Household moderate water treating apparatus
05/26/2004CN2617755Y Nanometer health-care functional generator
05/26/2004CN2617369Y High-temperature reactor for chlorinedioxide generator
05/26/2004CN2617368Y Chlorinedioxide antiseptics generator
05/26/2004CN1500236A Dual solid chemical feed system
05/26/2004CN1500135A Black water recycle circulation loop use with gasifier
05/26/2004CN1500066A 臭氧发生器 Ozone generator
05/26/2004CN1499996A Processes for mfg. particles coated with activated lignosulfonate
05/26/2004CN1499994A Wet towel mfg. machine with purified water dispensing function
05/26/2004CN1498861A Method for treating wastewater with high hydroxybenzene contained through catalyzing wet oxidation
05/26/2004CN1498860A Catalyzer for catalyzing wet oxidation in treating wastewater of sensitization glue, and its application
05/26/2004CN1498859A Water heater contg. fountain of medical stone
05/26/2004CN1498858A High intensive mineral water containing calcium, zinc and iron
05/26/2004CN1498857A Controllable microporous mineralizing device
05/26/2004CN1498856A Method for treating blue algae in pulse electric field
05/26/2004CN1498855A Water treatment unit
05/26/2004CN1498854A Power generation system utilizing seawater desalination
05/26/2004CN1151085C Process for treating sewage with zeolite filler in aerated biologic filter pool
05/26/2004CN1151084C Three-dimension electrode reactor
05/26/2004CN1151083C Water treatment appts.
05/26/2004CN1151082C Purifier
05/26/2004CN1151081C Desalination of sea water, salt water and bitter water by nanometer porous material ion exchange
05/26/2004CN1151080C Granular material for purifying waste water and preparation method thereof
05/26/2004CN1151079C Multifunctional air floating settling pond and its treatment process
05/26/2004CN1151078C Process of evaporatin cyclohexane oxidizing waste alkali liquor
05/26/2004CN1151077C Treatment of waste water containing nitro phenol
05/26/2004CN1151076C Water treatment apparauts
05/26/2004CN1150959C Antimicrobial filter cartridge
05/25/2004US6740477 Method to reduce corrosivity of photographic processing effluent
05/25/2004US6740245 Non-chemical water treatment method and apparatus employing ionized air purification technologies
05/25/2004US6740235 Swivelling filter head assembly
05/25/2004US6740205 Processing of shipboard wastewater
05/25/2004US6739351 Dissolvable product feed apparatus
05/25/2004CA2112538C Uv bulb intensity control for water treatment system
05/21/2004WO2004042173A1 Swimming pool maintenance apparatus
05/21/2004WO2004042117A1 Process for electrochemical oxidation of ferrocyanide to ferricyanide
05/21/2004WO2004042116A1 Process for electrochemical oxidation of ferrocyanide to ferricyanide
05/21/2004WO2004042082A1 A method for monitoring the presence of harmful microorganisms in paper industry
05/21/2004WO2004041732A1 Product for the treatment of water and wastewater and a process for producing said product
05/21/2004WO2004041731A1 Process and apparatus for the treatment of saline water