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)
10/2003
10/23/2003WO2003086988A1 Method for treating bodies of water or the sediments thereof
10/23/2003WO2003086985A1 Method for reducing the production of sludge during a method for purifying aqueous effluents by means of aerobic biological fermentation
10/23/2003WO2003086984A1 Distribution/retention plate for minimizing off-gassing
10/23/2003WO2003086983A1 Waste water treatment process for animal processing contaminant removal
10/23/2003WO2003086982A1 Method for cleaning polluted water
10/23/2003WO2003086981A1 Contaminant removal apparatus installation method
10/23/2003WO2003086980A1 Method of wastewater treatment and wastewater treatment apparatus
10/23/2003WO2003086979A1 Water purifier
10/23/2003WO2003086978A1 Flotation installation for wastewater clarification and method for operating one such installation
10/23/2003WO2003086977A1 Methods and apparatus for treating animal manure
10/23/2003WO2003086973A1 Process and apparatus for use in preparing an aqueous magnesium bicarbonate solution
10/23/2003WO2003086674A1 Food waste disposer and automatic process
10/23/2003WO2003086623A1 Oil recovery and environmental cleanup compositions
10/23/2003WO2003086618A1 Reactor and method for treating fluids by using photocatalysts coupled with phosphorescent solids
10/23/2003WO2003086616A1 Energy radiation device and energy irradiation apparatus comprising the same
10/23/2003WO2003086603A2 Chlorination apparatus and method
10/23/2003WO2003086596A1 Carbonated water manufacturing device, water purifier with the device, and stationary water purifier
10/23/2003WO2003086590A1 Electrodeionization apparatus with resilient endblock
10/23/2003WO2003086575A1 Groundwater treatment system and method
10/23/2003WO2003086573A1 Liquid degassing system for power plant system layup
10/23/2003WO2003086572A1 Multi-process disinfectant delivery control system
10/23/2003WO2003086564A2 Removal of arsenic from drinking and process water
10/23/2003WO2003086066A1 Method for the purification of wastewater in fish farming
10/23/2003WO2001028598A8 Electrolytic generation of iodine for preventing implant induced infections
10/23/2003US20030199490 Synergistic biocidal composition
10/23/2003US20030198689 Nontoxic aqueous solution; electrolysis; bactericide, viricide
10/23/2003US20030197075 Liquid distributor
10/23/2003US20030196969 Sludge stripping process and system
10/23/2003US20030196967 Ballast water ozone injection method and system
10/23/2003US20030196966 Reactive compositions for fluid treatment
10/23/2003US20030196965 Treating the effluent to convert the phosphorus to a salt and the ammonium ion species, e.g., urine, to gaseous ammonia; crystallization of an intermediate struvite followed by its dissociation; removing ammonia and phosphate for fertilizer
10/23/2003US20030196964 A microporous structure having a mean flow path of </=0.6 micron; and a microbiological interception enhancing agent of a cationic metal complex capable of imparting a positive charge, preferably having an immobilized adsorbent prefilter
10/23/2003US20030196963 A microporous structure having a mean flow path of </=1 micron; and, a microbiological interception enhancing agent of a cationic metal complex capable of imparting a positive charge, preferably having an immobilized adsorbent prefilter
10/23/2003US20030196962 Pretreatment of the ion exchange resin with water having a nontoxic ion concentration similar to that of the water to be treated; removal of bromides, arsenates, selenate, cyanide, etc., but leaving "innocuous" ions; potable drinking water
10/23/2003US20030196961 Using a contact bed of sulfur-modified iron pre-mix prepared by mixing elemental powdered sponge iron, dry powdered sulfur and water and heating; detoxification (arsenic and total organic carbon) of drinking and waste water
10/23/2003US20030196960 Process for preparing reactive compositions for fluid treatment
10/23/2003US20030196955 Nanoporous, ultrafiltration, reverse osmosis and extremely small pore size filtration membranes protected by using inexpensive, safe, and operationally simple, pretreatment, aftertreatment, and recycling; durability; antifouling agents
10/23/2003US20030196948 Dual-flow filter cartridge
10/23/2003US20030196946 Water treatment system using magnetism and far infrared technology
10/23/2003US20030196945 Water magnetizer
10/23/2003US20030196944 Water purifying kits
10/23/2003US20030196938 Apparatus for removing dissolved metals from wastewater by electrocoagulation
10/23/2003US20030196886 Apparatus for decomposing halogenated aliphatic hydrocarbon compounds or aromatic compounds
10/23/2003DE20311510U1 Static water oxygenation plant has wind-driven turbine wheel discharging air through blade trailing edges
10/23/2003CA2481867A1 Methods and apparatus for treating animal manure
10/22/2003EP1354858A2 Device for generating magnetically treated water or magnetically treated liquid fuel
10/22/2003EP1354857A1 Pitcher type water purifier and purification cartridge for the water purifier
10/22/2003EP1354856A1 Process for the recovery and distribution of water generated on board an aircraft, land based vehicle and/or watercraft
10/22/2003EP1354855A2 A salt water desalination process using ion selective membranes
10/22/2003EP1354624A1 Reacting device
10/22/2003EP1353879A1 Magnetic device for the treatment of fluids
10/22/2003EP1353878A2 Process for treating activated sludge wastewater
10/22/2003EP1353737A1 Ph stable activated carbon
10/22/2003EP1353704A2 Drinking water uv disinfection system and method
10/22/2003EP1353590A1 Water kettle, and particle catcher/filter assembly for said kettle
10/22/2003EP0953013B1 Aqueous dispersion of cationic polymer and its production and use
10/22/2003EP0828552B1 Process for recovery of metal ions
10/22/2003CN2581532Y Water circulation combined washer
10/22/2003CN2581528Y Ozone sterilizing water-saving valve
10/22/2003CN2581434Y Sewage treating pot
10/22/2003CN2581433Y Liquid desalting purifier
10/22/2003CN2581432Y Magnetic sticking cloth capable of generating magnetic water
10/22/2003CN2581431Y Strong magnetic boiler water treater
10/22/2003CN2581430Y Subacid electrolytic sterilizing water producing device
10/22/2003CN2581429Y Travelling filtering water cup
10/22/2003CN2581428Y Multipurpose oil-water separator
10/22/2003CN2581427Y Shear type air float water purifier
10/22/2003CN2581425Y Hydrogen solar sea water desalination device
10/22/2003CN2581353Y Improved container capable of generating magnetic water
10/22/2003CN2581046Y Water-filter for portable water bottle
10/22/2003CN2580873Y Six pipe magnetized water heating pot
10/22/2003CN2580826Y Tooth brush
10/22/2003CN1451068A Apparatus for extracting portable water from the environmental air
10/22/2003CN1450978A System and method for simultaneous removal of arsenic and fluoride from aqueous solutions
10/22/2003CN1450977A Water treatment apparatus
10/22/2003CN1450927A Water purifier
10/22/2003CN1450230A Liquid discharge controller and discharge assembly for same
10/22/2003CN1450002A Ultrasmall size active oxygen water-purifier
10/22/2003CN1450001A Method for recovering alkali and hemicellulose from chemical fibre waste liquid
10/22/2003CN1450000A Waste water treatment method in preparation of para-aminophenol by electrolytic process
10/22/2003CN1449999A Catalyst composition and device thereof
10/22/2003CN1449873A Refuse burying method with percolation liquid treatment layer
10/22/2003CN1125090C Polymer containing tracer group and synthetic method thereof
10/22/2003CN1124992C Corrosion-retarding compound scaling inhibitor for treating circulating low-hardness water
10/22/2003CN1124991C Corrosion inhibitor for deionized water
10/22/2003CN1124990C Corrosion inhibitor composition for circular cooling water
10/22/2003CN1124989C Method for reusing treated sewage in circulating water system
10/22/2003CN1124988C Activated medical water and its preparing process and usage
10/22/2003CN1124987C Equipment for separating multi-phase media from each other
10/22/2003CN1124986C Photo-catalitic reactor for water treatment
10/22/2003CN1124985C Treatment of 2,3-acid producing waste water and resource recovering and atilizing method
10/22/2003CN1124984C Counter-current ait floating water-treating method and apparatus
10/22/2003CN1124860C Electrolytic functional water, its making method and device
10/21/2003US6635754 Cellulose particles, method for producing them and their use
10/21/2003US6635594 Coating with a layer of zeolite particles of a narrow particle distribution size of between 20 and 0.01 microns
10/21/2003US6635297 System and process for producing animal feed from food waste
10/21/2003US6635182 Complexing transition metals in effluent streams using metal salts, scavengers and flocculating polymers, then aerating and skimming; water treatment
10/21/2003US6635177 Introducing sewage to the bottom of a fermentation cell; removing suspended solids, microorganisms, nutrients, and pathogens from the sewage to produce a disinfected quaternary effluent; producing purified water
10/21/2003US6635163 Entropic trapping and sieving of molecules
10/21/2003US6635150 Method for distilling a fluid with horizontal vapor transfer into a condensation zone and modular device for implementing said method
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