| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 11/18/2009 | CN100560491C Recovery processing method and processing system for boric acid formed in waste liquor |
| 11/17/2009 | CA2614643C Portable, potable water recovery and dispensing apparatus |
| 11/17/2009 | CA2331689C Process for treating waters, soils, sediments and/or silts |
| 11/12/2009 | WO2009137833A1 Method and system for treatment of water |
| 11/12/2009 | WO2009135277A2 A changeable continuous flow modular system for the treatment of water streams |
| 11/12/2009 | WO2009135276A1 Process for large amounts of wastewater desinfection and treatment, water recycling and utilization of organic and inorganic charges |
| 11/12/2009 | WO2009135249A1 Apparatus for removing contaminants from water |
| 11/12/2009 | WO2009100043A3 Process for removing and recovering phosphorus from animal waste |
| 11/12/2009 | US20090277851 Multiphase Particulate Separation Vacuum |
| 11/12/2009 | US20090277841 Method for minimizing corrosion, scale, and water consumption in cooling tower systems |
| 11/12/2009 | US20090277830 Septage treatment system and method of treating septage |
| 11/12/2009 | US20090277822 Changeable continuous flow modular system for the treatment of water streams |
| 11/12/2009 | CA2723899A1 Method and system for treatment of water |
| 11/11/2009 | EP2114832A1 Process and device for purifying water contaminated with sulphate ions and heavy metal ions |
| 11/11/2009 | EP2114831A1 Purification process of fluorine-based solvent-containing solution |
| 11/11/2009 | CN201343479Y Electroplating wastewater treatment device |
| 11/11/2009 | CN201343478Y UASB-MBR integrated system for treating dyeing wastewater |
| 11/11/2009 | CN201343477Y Specialized intelligent small hospital wastewater treatment facility |
| 11/11/2009 | CN201343476Y Combined reclaimed water treatment system |
| 11/11/2009 | CN201343475Y Waste water processing device for regenerated pulp boxboard production |
| 11/11/2009 | CN201343474Y Electric flocculation sewage treatment device |
| 11/11/2009 | CN201343473Y Integrated mini-type waste water treatment device for hospital |
| 11/11/2009 | CN201343472Y Rural household water purifying and heating integrated pipeline water dispenser |
| 11/11/2009 | CN201343471Y Water purifier capable of providing water with various water qualities |
| 11/11/2009 | CN201343470Y Multifunctional water purifier |
| 11/11/2009 | CN201343469Y Self-clearing type sewage-free and secondary-pollution-free water preparation system |
| 11/11/2009 | CN201343455Y Wastewater treatment system with metallic ion |
| 11/11/2009 | CN201341781Y Water dispenser |
| 11/11/2009 | CN101575264A Method for preparing phaseomannite and phosphoric acid from detoxified waste liquor of rapeseed extraction |
| 11/11/2009 | CN101575162A Method for treating wastewater of fibre-board plant |
| 11/11/2009 | CN101575161A High-salt-content organic wastewater treating device |
| 11/11/2009 | CN101575160A Device for treating organic wastewater by active film bioreactor |
| 11/11/2009 | CN101575159A Method of intensified denitrification and dephosphorization of urban sewage |
| 11/11/2009 | CN101575158A Garbage leachate treatment process and device |
| 11/11/2009 | CN101575157A Method and system for treating sewage through composite tidal current artificial marsh |
| 11/11/2009 | CN101575156A Artificial wetland system with strengthened denitrification and dephosphorization |
| 11/11/2009 | CN101575155A High-efficiency and energy-saving sewage treatment method and high-efficiency and energy-saving sewage treatment device |
| 11/11/2009 | CN101575154A Technology for processing refractory organic waste water |
| 11/11/2009 | CN101575153A On-line purification equipment for metal machining fluid and purification method thereof |
| 11/11/2009 | CN101575152A Reusable method of decanedioic acid phenol-containing wastewater |
| 11/11/2009 | CN101575151A Two-stage electroflotation water treatment technology and special device thereof |
| 11/11/2009 | CN101575150A Method for degrading chloro-organic waste water by using double-metals reinforced by microwaves |
| 11/11/2009 | CN101575149A Separation and recovery technology of metal ions in waste liquor of boron nitride nanotube purification technology |
| 11/11/2009 | CN101575148A Purified water machine |
| 11/11/2009 | CN101575131A Environmental-friendly plant coagulating agent |
| 11/11/2009 | CN101575126A Sewage purification treatment method and device thereof and system |
| 11/11/2009 | CN101574650A Mesoporous photocatalytic film and preparation method thereof |
| 11/11/2009 | CN100558661C Biological treatment technique for coking waste water |
| 11/11/2009 | CN100558660C Method and device for treating and reclaiming unpowered sewage |
| 11/11/2009 | CN100558659C Water treatment method of circulating-water culture system |
| 11/10/2009 | US7615936 Inductively powered apparatus |
| 11/10/2009 | US7615152 Water filter device |
| 11/10/2009 | US7614508 Water filter materials, water filters and kits containing silver coated particles and processes for using the same |
| 11/10/2009 | US7614507 Mesoporous activated carbon filter particles; killing or removal of bacteria, viruses, and microorganisms; silver or silver compound in coating |
| 11/10/2009 | US7614506 Water filter materials and water filters and processes for using the same |
| 11/08/2009 | CA2630961A1 Process for treating animal husbandry effluent slurry by pre-treatment and electroflotation |
| 11/05/2009 | WO2009133550A1 Integrated electrolytic and chemical method for producing clean treated water wherein cyanide species concentration is less than 1 milligram per liter |
| 11/05/2009 | WO2009133074A1 Method for purifying aqueous compositions |
| 11/05/2009 | US20090272681 Recycle water treatment system for car wash |
| 11/05/2009 | DE102008020859A1 Verfahren zur Steuerung des Algenwachstums A method for controlling the growth of algae |
| 11/05/2009 | CA2720001A1 Method for purifying aqueous compositions |
| 11/04/2009 | EP2113490A1 Method and device for mechanical separation of secondary raw materials from sludge containing iron |
| 11/03/2009 | US7612528 Vehicle interface |
| 11/03/2009 | US7611611 Structure of an electrode for use in an electrolytic cell |
| 11/03/2009 | CA2339183C Method for reducing scaling in electrodeionization systems |
| 10/29/2009 | WO2009130396A1 Method for treating and/or pretreating liquid manure or biogas plant reject for the elimination of harmful substances, particularly nitrogen, phosphorus, and odor molecules |
| 10/29/2009 | WO2009130324A1 Process for treating waste from a membrane filtration plant |
| 10/29/2009 | US20090266763 Water Treatment Apparatus and Water Treatment Method |
| 10/29/2009 | CA2721274A1 Sulfate removal from water sources |
| 10/29/2009 | CA2719170A1 Process for treating waste from a membrane filtration plant |
| 10/28/2009 | EP2111380A1 Reduced fouling of reverse osmosis membranes |
| 10/28/2009 | EP2021287B1 Autonomously functioning water purification device |
| 10/28/2009 | CN201334420Y Skid-mounted oily wastewater disposing device |
| 10/28/2009 | CN201334419Y Integrated ultramicro-powered sewage treatment device |
| 10/28/2009 | CN201334418Y Central island type circular integrated circulatory wastewater treatment device for biological reactor |
| 10/28/2009 | CN201334417Y Central island type-airlift type aeration integrated circulatory wastewater treatment device for biological reactor |
| 10/28/2009 | CN201334416Y Central island-type circular integrated circulatory wastewater treatment device for biological reactor |
| 10/28/2009 | CN201334415Y Airlift aeration wastewater treatment device of integrated circulatory biological reactor |
| 10/28/2009 | CN201334414Y Wastewater treatment device of integrated circulatory biological reactor with anaerobic biological reactor |
| 10/28/2009 | CN201334413Y Wastewater treatment device of integrated circulatory biological reactor |
| 10/28/2009 | CN201334412Y Integrated waste water biochemical treatment device |
| 10/28/2009 | CN201334411Y Circulating water treatment system |
| 10/28/2009 | CN201334410Y Water dispenser capable of producing Pi water |
| 10/28/2009 | CN201334409Y Electrolyzing, settling and purifying device for slurry water |
| 10/28/2009 | CN201334408Y Coagulation reaction device with sludge reflux |
| 10/28/2009 | CN201334407Y Integrated waste water physical and chemical treatment device |
| 10/28/2009 | CN201334406Y Integrated water treatment device for surface water and sewage treatment |
| 10/28/2009 | CN201334405Y Purified water treatment device for honeysuckle drink production water |
| 10/28/2009 | CN201334404Y Direct drinking water fountain |
| 10/28/2009 | CN201334403Y Test cooling water treatment equipment |
| 10/28/2009 | CN101565264A Method for treating sludge and method for recycling sludge building material and producing into fertilizer |
| 10/28/2009 | CN101565261A Treatment process for medical intermediate production waste water |
| 10/28/2009 | CN101565260A Comprehensive sewage treatment system for small towns and treatment method |
| 10/28/2009 | CN101565259A Comprehensive sewage treatment system of water jet loom and treatment method |
| 10/28/2009 | CN101565258A Compound technology of biomembrane and granular sludge for treating sulfur-bearing organic wastewater |
| 10/28/2009 | CN101565257A Method and device for treating and purifying sewage in a membrane coupling way |
| 10/28/2009 | CN101565256A Preparation method of negative ion water |
| 10/28/2009 | CN101565255A Treatment and reuse technology for aluminum surface treatment wastewater |
| 10/28/2009 | CN101565254A Aluminum oxidation wastewater treatment and reclaimed water reuse technology |
| 10/28/2009 | CN101565253A Method for eliminating chrome in the waste chrome liquor generated in leather manufacturing industry |