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)
08/2003
08/14/2003US20030150816 Use of high flux density magnets; non-uniform flux density pairing; magnetic field focused on an air gap using advanced insulative shielding and parallel alignment control; incremental conditioning and modular design
08/14/2003US20030150815 Process for preparing iron free zinc oxide
08/14/2003US20030150811 Chromatographically-enhancing pore geometry.
08/14/2003US20030150810 Water purification system and water purification method
08/14/2003US20030150808 Separating film, separating film element, separating film module, sewage and waste water treatment device, and separating film manufacturing method
08/14/2003US20030150803 Clogging of the supply line for oxygen-containing gas is prevented and the digestion can be performed efficiently in a steady manner over a prolonged period of time.
08/14/2003US20030150802 Composite biosorbent for treatment of waste aqueous system(s) containing heavy metals
08/14/2003US20030150796 Treatment media for water purification
08/14/2003US20030150784 Liquid chlorine injection device
08/14/2003US20030150732 Does not require regeneration with chemicals; power saving, scale free
08/14/2003US20030150731 Subsea production system
08/14/2003US20030150707 Apparatus and method for photocatalytic purification and disinfection of fluids
08/14/2003US20030150704 Portable water purifier
08/14/2003US20030150233 Condenser with integrated deaerator
08/14/2003DE10211318C1 Use of water from swimming pool for running bath involves return circuit with filters and ultraviolet irradiator and further filter in drain
08/14/2003CA2474795A1 Disposal of waste fluids
08/14/2003CA2474617A1 Integrated closed loop system for industrial water purification
08/13/2003EP1335116A2 Neutralizer and air conditioner using the same
08/13/2003EP1334952A2 Process and apparatus for treating liquids containing ammonium, phosphate and potassium
08/13/2003EP1334949A1 Liquid cooling system
08/13/2003EP1334074A2 Method for treating aqueous streams containing low valent sulfur compounds
08/13/2003EP1334073A2 Treatment of waste water and apparatus therefor
08/13/2003EP1334072A1 Adsorption container and iron oxide adsorber
08/13/2003EP1334071A1 A plant and a method for purifying water and a device for detecting organic compounds
08/13/2003EP1333905A1 Methods of enhancing fine particle dewatering
08/13/2003EP1242614A4 Measurement and control of sessile and planktonic microbiological activity in industrial water systems
08/13/2003EP1242313A4 Waste water treatment system
08/13/2003EP1154690B1 Composition for generating chlorine dioxide
08/13/2003EP0906364B1 Water-in-oil emulsion spray drying process
08/13/2003CN2566312Y Fully-automatic water treatment equipment controller
08/13/2003CN2565810Y High concentration ozone sterilization liquid generating device
08/13/2003CN2565809Y Integral dry powder material dissolving device
08/13/2003CN2565808Y Magnetic water cleaner
08/13/2003CN2565807Y Fresh water carriage of coiling type electric salt remover
08/13/2003CN2565806Y External shell of coiling type electric salt remover having composite electrode
08/13/2003CN2565805Y Car-washing sewage treatment device
08/13/2003CN2565804Y Device for making fiber ball filtering material
08/13/2003CN2565803Y Three-chamber'floating-filling chamber bed'
08/13/2003CN2565802Y Compact soft water device
08/13/2003CN2565801Y Flushing head
08/13/2003CN2565800Y Oil heating multieffect distilled water machine
08/13/2003CN2565531Y Roll type electric salt remover with constant current output dc power supply
08/13/2003CN2565454Y Sterilization lamp
08/13/2003CN1436153A Device and method for treating refuse material contg. hydrocarbons
08/13/2003CN1436092A Staged heat and mass transfer applications
08/13/2003CN1435594A Method for treating waste from production of acrylic acid and polyacrylic acid
08/13/2003CN1435592A Deoxygenating scale-inhibitor and producing process thereof
08/13/2003CN1435381A Method of treating organic sewage difficult to bio-degrade by CuCl membrane
08/13/2003CN1435380A Biological cleaning treating device and treating method
08/13/2003CN1435379A Device for electro-biologic treatment of organic sewage difficult to degrade
08/13/2003CN1435378A Electrolytic water producing device
08/13/2003CN1435377A Method and apparatus for using regenerated liquid of waste sulfuric acid
08/13/2003CN1435376A Device and method for purifying water
08/13/2003CN1435375A Process and device for changing muddy water into clear water
08/13/2003CN1117812C Isopropylene and phosphonic acid copolymer and use thereof
08/13/2003CN1117704C Method for preparing soft water by electro-deionization and device thereby
08/13/2003CN1117703C Process and device for treating water by fluidized bed type suspension and photocatalytic oxidization in built-in depositing separation area
08/13/2003CN1117702C Method and device for extracting fresh water from sea water
08/13/2003CN1117701C Process for improving quality stability of super-purity water
08/13/2003CN1117700C Microbubble for infrared device for activating running water
08/13/2003CN1117634C Method and apparatus for minimizing waste water discharge
08/13/2003CN1117588C Device for injecting sterile apyrogen liquid and method for inspecting main filter
08/12/2003US6605674 Structurally-modified polymer flocculants
08/12/2003US6605352 Corrosion and erosion resistant thin film diamond coating and applications therefor
08/12/2003US6605308 Hypochlorous acid stream is used to reduce pathogens in poultry processing plants.
08/12/2003US6605253 Intervention techniques for reducing carcass contamination
08/12/2003US6605252 Vibrationally stirring apparatus for sterilization, sterilizing apparatus and sterilizing method
08/12/2003US6605220 Apparatus and method for wastewater treatment with enhanced solids reduction (ESR)
08/12/2003US6605219 Wastewater treatment apparatus and method
08/12/2003US6605214 Devices for preparing hemodialysis solutions
08/12/2003US6605212 Removal of pollution from aqueous bodies
08/12/2003US6605203 Electrode apparatus
08/12/2003US6604914 Pump for sea water desalination systems by reverse osmosis
08/12/2003CA2371396A1 Process for the dehydration and depollution of sludge by the combined action of pressure and electro-osmosis
08/12/2003CA2147659C Oxygen enriched liquids, method and apparatus for making, and applications thereof
08/12/2003CA2109889C Solid halogen feed system
08/07/2003WO2003064926A1 Industrial combustion equipment for disposing waste water, and waste water disposal method using the equipment
08/07/2003WO2003064336A1 Method of dewatering sludge using enzymes
08/07/2003WO2003064333A1 Method for the treatment of industrial effluent containing organic pollutants
08/07/2003WO2003064332A1 Method and apparatus for activating water
08/07/2003WO2003064331A1 Recovery process for wastes containing hexavalent chromium
08/07/2003WO2003064330A1 Microporous filter media, filtration systems containing same, and methods of making and using
08/07/2003WO2003064329A1 Method for treating water in order to reduce the metal ion concentration thereof
08/07/2003WO2003064328A1 Device for purifying waste water, according to the activated sludge process
08/07/2003WO2003064327A1 Process for treating waste water to remove contaminants
08/07/2003WO2003064326A1 Installation for treating water by means of flotation
08/07/2003WO2003064325A1 Method for determining the dissolution rate of a solid water treatment product
08/07/2003WO2003064290A1 Liquid reservoir tank with multiple partition walls
08/07/2003WO2003064028A1 Substance activating method and device therefor
08/07/2003WO2003064013A1 Microporous filter media, filtration systems containing same, and methods of making and using
08/07/2003WO2003064006A1 Nanofiber filter media
08/07/2003WO2003063996A2 Precoat filtration media and methods of making and using
08/07/2003WO2003063774A2 Method of treating contaminants in an in situ environment
08/07/2003WO2003027022A3 Wastewater treatment system
08/07/2003WO2003011775A3 Method and installation for treating liquids, especially for purifying contaminated water, using a perforated cylinder station
08/07/2003WO2002094722B1 Flocculant derived from a vegetable source and method for flocculation
08/07/2003WO2001072637A3 Method for the treatment of mechanically organically and/or biologically contaminated water
08/07/2003US20030149122 Complexing structure, device and method for treating liquid effluents
08/07/2003US20030148527 Chemical treatment for hydrostatic test
08/07/2003US20030148526 Determining the absolute level of exposure to ultraviolet light of a fluid to be treated for disinfection purposes. The actinometer includes a translucent sample cell through which the chemical actinometric fluid flows.
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