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)
10/2005
10/26/2005CN1686851A Method for treating sewage containing crude oil
10/26/2005CN1686850A Downstream extraction technique for production flocculant of microbe
10/26/2005CN1686849A Pulse electromagnetic method for water treatment and dedicated equipment
10/26/2005CN1686848A Reverse osmosis desalinization system capable of on-line back washing
10/26/2005CN1686847A Efficient phosphor fixation technique for controlling eutrophication of water body
10/26/2005CN1686846A Continual immersion type processing unit of photocatalysis membrane for removing natural organic matter in water
10/26/2005CN1686845A Method and equipment for treating slight polluted water by integrated adsorption and separation
10/26/2005CN1686844A System unit for desalting tap water containing high salt
10/26/2005CN1686843A Ion water generator having acidic storage tank and cycle cleaning system of acidic ion water
10/26/2005CN1686842A Technique for preparing sodium fluosilicate by using raffinate extracted from smelting columbite-tantalite ore
10/26/2005CN1686841A Technique for preparing cryolite byusing raffinate extracted from smelting columbite-tantalite ore
10/26/2005CN1686840A Counter-flow type cleaning strainer of floating gas
10/26/2005CN1686839A Method for desalting bitter through ice making by using natural cold source
10/26/2005CN1686838A Negative pressure desalinator for seawater
10/26/2005CN1686837A Portable activating water purifier
10/26/2005CN1686836A Auto purification type water treating equipment
10/26/2005CN1686835A Microwave energy saving water purifier
10/26/2005CN1686834A Water saving sealing type pure water appliances
10/26/2005CN1686833A Method for transporting and installing large distillation equipment for desalting seawater
10/26/2005CN1686832A Converse circulation method for harnessing lake pollution
10/26/2005CN1224764C Closet bowl cleaning device
10/26/2005CN1224748C Full-automatic washer with elastic crank simulating hand
10/26/2005CN1224579C Method for treating wastewater with high hydroxybenzene contained through catalyzing wet oxidation
10/26/2005CN1224578C Water purifying agent comprising polymerized Fe-Al salt and silicic-boric acid
10/26/2005CN1224577C Method for utiliznig sterilizing agent in circular cooling water
10/26/2005CN1224576C Ion water treater with discharging hole
10/26/2005CN1224575C Method for handling industrial waste water by using aeration cooperated with ultrasonic treatment.
10/25/2005US6958693 Sensor device and methods for using same
10/25/2005US6958232 Agropolymer containing a carbohydrate and silica matrix from plants
10/25/2005US6958163 Antioxidants in clusters of structured water
10/25/2005US6958122 High pressure and high temperature reaction system
10/25/2005US6958121 Aerobic digester for bodily waste material
10/25/2005US6958118 Self-cleaning water filtration system and method
10/25/2005US6957743 Fluid water is passed through a purification material composed of apatite and absorption media in a fixed binder matrix.
10/20/2005WO2005097689A1 Improved scale conditioning agents and treatment method
10/20/2005WO2005097688A1 Water treatment
10/20/2005WO2005097687A1 Dewatering process
10/20/2005WO2005097686A1 Electrochemical device and method for the removal of ammonium and nitrate ions contained in liquid effluents
10/20/2005WO2005097685A1 Method for treatment of dangerous waste in liquid state and a plant to carry through the method
10/20/2005WO2005097684A2 Biomass converters and processes
10/20/2005WO2005097368A1 Method for waste stabilisation and products obtained therefrom
10/20/2005WO2005097305A1 Spacer for use in filter modules
10/20/2005WO2005097301A1 Method of removing sulfides including hydrogen sulfide and mercaptan
10/20/2005WO2005097293A1 Replaceable cartridge filtering jug
10/20/2005WO2005097213A1 Device and method for the purification of liquids
10/20/2005WO2005068373B1 Electrochemicla water purifier
10/20/2005WO2005049205A3 Water treatment system and method
10/20/2005US20050232960 Method and plant for controlling the colonization of submerged structure surfaces by aquatic filtering organisms
10/20/2005US20050230492 Infrared ray activity pipe
10/20/2005US20050230326 Skimmer
10/20/2005US20050230322 dissolved oxygen is converted by the action of a reducing agent into water; at room or ambient temperature without thermal treatment
10/20/2005US20050230321 Electrocoagulation and/or electroflotation; block of electrodes spaced to allow effluent to pass through; movable filtering belt to which the sludge produced adheres to be transported and separated from the treated effluent and a suction means connected to a recovery tank
10/20/2005US20050230320 Ultraviolet radiation treatment of unwanted microorganisms
10/20/2005US20050230319 Water-soluble copolymer, polymeric flocculant, and method of dehydrating sludge
10/20/2005US20050230318 A premix of polydiallyldimethylammonium chloride and aluminum chlorohydrate is injected into the wastewater, and after at least a two second delay, a wetted anionic flocculent (polyacrylamide-co-acrylate) solution is injected into the water to react with the cationic charged coagulated particles formed
10/20/2005US20050230316 applying crushed glass to the oil containing surface, formed by the process of crushing glass using an impact crusher, hammer mill, cone crusher or a roller crusher; screening the crushed glass; and drying the crushed glass at least 100 degrees F.; absorbed oil may be recycled
10/20/2005US20050230312 Configurations and methods for reduction of microbial growth in reverse osmosis devices
10/20/2005US20050230309 Functional water with deodorization activity and sterilization activity against multi-drug resistent bacteria, and a preparation method thereof
10/20/2005US20050230307 Periphyton filtration pre- and post-treatment system and method
10/20/2005US20050230302 Filtration and plug drain device for containing oil and chemical spills
10/20/2005US20050230301 Fluid filter
10/20/2005US20050230299 Waste water purification apparatus and waste water purification method including the regeneration of used coagulant
10/20/2005US20050230268 electrolytic cells including water tanks, electrodes and a direct current power source, used for trapping and precipitating gramnegative bacteria from water; water treatment
10/20/2005US20050230238 Diffusion driven water purification apparatus and process
10/20/2005US20050230127 Method and apparatus for removing oil spills and extinguishing fires
10/20/2005US20050230080 Electrokinetic pump driven heat transfer system
10/20/2005US20050229859 Controlled dilution system for drinking water and unit therefor
10/20/2005US20050229700 Apparatus and methods for monitoring water consumption and filter usage
10/20/2005US20050229699 Apparatus and methods for monitoring water consumption and filter usage
10/20/2005CA2562979A1 Improved scale conditioning agents and treatment method
10/20/2005CA2561665A1 Biomass converters and processes
10/20/2005CA2558038A1 Sewage sludge dewatering process
10/19/2005EP1586540A1 Waste liquid regenerator of printing machine and method for regenerating waste liquid
10/19/2005EP1586539A1 Device to treat a liquid or gas medium by means of UV radiations
10/19/2005EP1585970A2 Methods for separating molecules
10/19/2005EP1585587A1 Filter cartridge having bypass feature
10/19/2005EP1517732A4 Processing of chemicals in flow-through device with porous media
10/19/2005EP1472189B1 Water chlorinating device
10/19/2005EP1456133B1 Method for treating water by ballasted flocculation and decantation
10/19/2005EP1409133B1 Use of a material based on organic and/or inorganic fibres and chitosan for fixing metal ions
10/19/2005EP1272434B1 Method and device for producing ultrapure water
10/19/2005CN2734747Y High-concentration electrolytic ozone water generating device
10/19/2005CN2734745Y Gas-water mixer storage controller for multifunctional peroxy water machine
10/19/2005CN2734744Y Pressure type gas-water mixer
10/19/2005CN2734743Y High-oxygen electrolytic ozone water generating device
10/19/2005CN2734742Y Multifunctional peroxy water machine
10/19/2005CN2734741Y Automatic supplying type deionized pure water generator
10/19/2005CN2734740Y Hood type decanter
10/19/2005CN2734739Y Tank type strongly magnetic water processor
10/19/2005CN2734738Y Mass-flow magnetized water processor
10/19/2005CN2734737Y Gas-solution water generator
10/19/2005CN2734736Y Solar and electric distiller for seawater sewage
10/19/2005CN2734735Y Portable water-purifying apparatus
10/19/2005CN2734734Y Control device for water vending machine
10/19/2005CN2734733Y Bus type chemical water treatment instrument
10/19/2005CN2734732Y Constant current and constant voltage water-supplying device for ozone water machine or ion water machine
10/19/2005CN2734731Y Drinking device capable of automatically supplying alkaline water
10/19/2005CN2734730Y Device for filtering and reclaiming bathing water
10/19/2005CN2734103Y Health-care shower
10/19/2005CN2734047Y Magnetized boccaro cup
1 ... 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 ... 1452