| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 11/21/2007 | EP1456481B1 Faucet mount water filter |
| 11/21/2007 | CN200978464Y Self-supplying water-saving toilet-flushing device |
| 11/21/2007 | CN200978440Y Water supplying device |
| 11/21/2007 | CN200978232Y Processing system for concentrated liquid of high-concentration waste water condensed by reverse osmosis |
| 11/21/2007 | CN101074566A System for biochemically recovering and regenerated saving water in urban residence |
| 11/21/2007 | CN101074141A Process for regenerating, recovering and reutilizing low-concentration organic waste water |
| 11/21/2007 | CN101074140A Process for treating, circulation recovering and reutilizing zero-discharge of algin production waste water |
| 11/21/2007 | CN101074139A System for managing edible water |
| 11/21/2007 | CN101074138A Method for treating ship ballast water |
| 11/21/2007 | CN101074131A Method and system for recovering, reutilizing and treating electroplating water |
| 11/21/2007 | CN101074130A Method for welding aluminum-copper dissmilar metal |
| 11/21/2007 | CN100349811C Process for treating yellow ginger saponin waste water by hydrochloric acid method |
| 11/21/2007 | CN100349810C AZNdenitrification phosphorus oliminating sewage treatment method and device |
| 11/20/2007 | US7297283 Container having fluid purification system |
| 11/20/2007 | US7297281 Flowing fluid through a chamber containing a porous matrix of nanoscaled pores between a fluid contact surface and a fluid impermeable surface, trapping the particles within the pores and flowing the purified fluid back out along the same fluid contact surface |
| 11/20/2007 | US7297268 Dual head pump driven filtration system |
| 11/20/2007 | US7297258 Coupling of a sewer treatment station to a treatment plant for the flocculation and flotation of water streams and the insertion of treatment plant for the flocculation and flotation of water streams into a water treatment station |
| 11/20/2007 | US7296582 Method and system for purging a dispensed fluid within a fluid dispensing system including a filter-free connector apparatus |
| 11/20/2007 | CA2398906C Sterile water generator |
| 11/16/2007 | CA2587296A1 Method and apparatus for enhancing aquatic environments |
| 11/15/2007 | CA2651220A1 Waste treatment method and apparatus with integral membrane apparatus |
| 11/14/2007 | EP1409108A4 Hollow fiber contactor systems for removal of lipids from fluids |
| 11/14/2007 | CN200974986Y Multifunctional air water making machine |
| 11/14/2007 | CN200974801Y Plaster multi-step treatment device for underground engineering construction |
| 11/14/2007 | CN200974800Y Filtration type drinking water pipette |
| 11/14/2007 | CN200974799Y Sewage purification processor |
| 11/14/2007 | CN200974798Y Package packing water treating equipment |
| 11/14/2007 | CN200974797Y Nutrition water direct drinker |
| 11/14/2007 | CN101070254A Method for producing organic fertilizer using formaldehyde waste water to ferment |
| 11/14/2007 | CN101070218A Neutralization-free furfural waste-water biochemical treatment process |
| 11/14/2007 | CN101070217A Method for increasing sewage-reinforced biological phosphor-removing effect by resource utilizing mud organic substance |
| 11/14/2007 | CN101070216A Integrated ozone and aeration biological filtering pool water treatment apparatus and method |
| 11/14/2007 | CN101070215A Electroplating waste-water reutilizing process |
| 11/14/2007 | CN101070214A Method for disposing waste liquid from process of refining titanium tetrachloride by copper wire vanadium removal |
| 11/14/2007 | CN101070213A Method for increasing manganese utilizing rate by secondary neutralizing manganese sulfate |
| 11/14/2007 | CN101070212A Ceramic-diaphragm sewater pretreating method |
| 11/14/2007 | CN101070211A Circuit-board waste-water reutilizing process of reducing waste |
| 11/14/2007 | CN101070204A Method and apparatus for treating waste water containing low-concentration perfluoro ammonium caprylate |
| 11/14/2007 | CN100348520C Technique for treating garbage percolate based on diatomite and UASB |
| 11/14/2007 | CN100348519C Process for treating coking waste water containing phenol and cyanogen by physical chemistry method and special device therefor |
| 11/14/2007 | CN100348518C Treatment method of soybean lactalbumin waste water |
| 11/14/2007 | CN100348517C Municipal wastewater treatment apparatus and process with a continuous feed and cyclic aeration |
| 11/13/2007 | US7294278 Method for oxygenating wastewater |
| 11/13/2007 | US7294272 Method for the treatment of waste |
| 11/13/2007 | US7294270 Method of treating photographic waste liquid |
| 11/13/2007 | US7294268 Metal containing waste water treatment method and metal containing waste water treatment equipment |
| 11/08/2007 | WO2007127028A1 Processing of waste or cyclone solids from the chlorination of titanium bearing ores |
| 11/08/2007 | WO2007125490A1 Autonomously functioning water purification device |
| 11/08/2007 | US20070256972 One of 1) flocculation sedimentation, flotation, or filtration; 2) electrolytic oxidation reduction; and 3) simultaneous treatment with microwave and an inorganic material followed by purification by a complementary supercritical treatment or subcritical treatment |
| 11/08/2007 | US20070256967 Method and apparatus for liquid treatment with combined electronic and centrifugal processes to remove contaminants |
| 11/08/2007 | US20070256962 Water Purifier |
| 11/08/2007 | DE102006020913A1 Desinfektion von rohem und wenig geklärtem Abwasser Disinfection of raw and treated wastewater little |
| 11/07/2007 | EP1851175A1 A device and a method for purifying a liquid with ozone and recirculation |
| 11/07/2007 | CN200971532Y Waste water recovery circulation device |
| 11/07/2007 | CN200971336Y Environment protection domestic sewage treatment device |
| 11/07/2007 | CN200971335Y Combined sewage treatment device |
| 11/07/2007 | CN101066824A Process of treating and reusing effluent from 1-amino-8-naphthol-3, 6-disulfonic acid production |
| 11/07/2007 | CN101066823A Method of controlling algae in eutrophic scenic water with high salt content |
| 11/07/2007 | CN101066822A Combined treatment process for high-concentration ammonia nitrogen waste water |
| 11/07/2007 | CN101066821A Dispersed in-site ecological sewage-purifying process |
| 11/07/2007 | CN101066820A Drinking water treating electron beam irradiation process and apparatus |
| 11/07/2007 | CN101066819A Combined treatment process for non-biodegradable organic industrial effluent with high salt content |
| 11/07/2007 | CN101066818A Process of treating oil-bearing sewage for ternary combination flooding in oil field |
| 11/07/2007 | CN101066817A Process of recovering and utilizing pollutant waste acid liquid |
| 11/07/2007 | CN101066816A Process of treating waste water from starch production |
| 11/07/2007 | CN101066815A Deep treatment process of metallurgical sewage |
| 11/07/2007 | CN101066814A Water treating process and apparatus for cellulose fiber hydro-entangling process |
| 11/07/2007 | CN101066813A Underground water pollutant eliminating combined nanofiltering membrane process |
| 11/07/2007 | CN101066812A 精密过滤器 Precision filter |
| 11/07/2007 | CN100347106C Treatment method for denitrogenation of waste water |
| 11/07/2007 | CN100347105C Process for removing formol and recovering methyl alcohol and butyl alcohol in amino resin waste water |
| 11/07/2007 | CN100347104C Treating waste water containing salt of epoxy resin and recovering salt thereof |
| 11/06/2007 | US7291266 Composite filter and method and apparatus for producing high purity water using the composite filter |
| 11/01/2007 | WO2007121685A1 A purifier of wastewater |
| 11/01/2007 | US20070251884 Method for Removing at Least One Constituent From a Solution |
| 10/31/2007 | EP1849750A1 Installation and process for waste water treatment with a tubular, vertical reactor |
| 10/31/2007 | EP1848668A1 Systems and methods for treatment of liquid solutions for use with livestock operations |
| 10/31/2007 | EP1848666A1 Fluid treatment method and apparatus |
| 10/31/2007 | CN200967975Y Water saving recoverer |
| 10/31/2007 | CN200967785Y Biological treatment system for medical treatment organization waste water |
| 10/31/2007 | CN200967784Y Instant heating type electrolyzation water-making machine |
| 10/31/2007 | CN200967783Y Acid alkali waste water treatment system |
| 10/31/2007 | CN200967782Y Seawater desalting and purifying health care direct drinker |
| 10/31/2007 | CN200967781Y Canal direct-drinking water purifying apparatus |
| 10/31/2007 | CN200967780Y Cold-hot ecological active healthy water equipment |
| 10/31/2007 | CN101062821A Membrane micro-biological reaction device for sewage treatment |
| 10/31/2007 | CN101062820A Filtering liquor treating process for urban consumer waste landfill |
| 10/31/2007 | CN101062819A Sewage treatment device |
| 10/31/2007 | CN101062818A Technology of using furfuraldehyde production waste water as industrial boiler feed-water after treatment |
| 10/31/2007 | CN101062817A Method for removing fluorinion in waste water |
| 10/31/2007 | CN101062767A Environment protection method of handling industrial abandoned phosphorized liquid |
| 10/31/2007 | CN100345779C Membrane ecologic reactor |
| 10/31/2007 | CN100345778C Method for mixed biochemical treating filtrate and city sewage |
| 10/31/2007 | CN100345777C Direct drinking machine for purified water (water-saving civil pipeline type quality-classifying water supplying machine ) |
| 10/30/2007 | US7288185 Magnetic energy wave device |
| 10/25/2007 | WO2007077575A3 A waste water treatment plant |
| 10/25/2007 | US20070246429 Treatment of Aqueous Chemical Waste |
| 10/25/2007 | US20070246410 Device for the Continuous Electrochemical Deionisation with Integrated Membrane Unit |
| 10/25/2007 | DE102006009351B3 Device for processing and discharge of fresh water and water comprises a storage tank, a sterilization zone, a switch valve unit that can be switched between beverage discharge and feedback states, and a beverage dispensing point and pump |
| 10/24/2007 | EP1846332A2 Apparatus for separation of water from oil-based drilling fluid and advanced water treatment |