| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
|---|
| 01/29/2014 | CN203411404U Multi-stage sewage treatment tank |
| 01/29/2014 | CN203411403U Snake-shaped sewage disposal device |
| 01/29/2014 | CN203411402U Single-row pipeline type prefabricated and assembled underground sewage treatment plant |
| 01/29/2014 | CN203408609U Complete equipment for treating volatile organic compounds in waste gas |
| 01/29/2014 | CN103541403A Roof rainwater collecting and processing system |
| 01/29/2014 | CN103539324A Biological ceramsite device for deeply treating domestic wastewater as well as process thereof |
| 01/29/2014 | CN103539323A 电絮凝膜生物反应器 Electroflocculation membrane bioreactor |
| 01/29/2014 | CN103539322A Method for removing nitrogen and phosphorus from sewage and special equipment for implementing method |
| 01/29/2014 | CN103539321A Method for improving freshwater eutrophication |
| 01/29/2014 | CN103539320A Process for filtering and cleaning inorganic salts in water |
| 01/29/2014 | CN103539319A Garbage leachate treating device |
| 01/29/2014 | CN103539318A Air flotation biological filter tank integrated equipment and control method thereof |
| 01/29/2014 | CN103539317A Device and method for nitrogen and phosphorus removal treatment by denitrification on high-ammonia nitrogen anaerobic ammonia oxidation effluent and domestic sewage |
| 01/29/2014 | CN103539316A Process for simultaneously processing high-concentration waste emulsion, pickling waste liquid, and waste lye |
| 01/29/2014 | CN103539315A Printing wastewater treatment equipment and process |
| 01/29/2014 | CN103539314A High-concentration degradation-resistant poisonous and harmful organic industrial wastewater treatment process and device |
| 01/29/2014 | CN103539313A Public toilet anaerobic purifier |
| 01/29/2014 | CN103539312A Water activating method and device by combination of electromagnetic field/magnetic field and double-vortex-body vortex |
| 01/29/2014 | CN103539311A Water activating method and device by combination of electromagnetic field and double-vortex-body vortex |
| 01/29/2014 | CN103539310A Water activating method and device by combination of electromagnetic field/magnetic field and vortex |
| 01/29/2014 | CN103539309A Water activating method and device by combination of acoustic field/magnetic field and double-vortex-body vortex |
| 01/29/2014 | CN103539308A Water activating method and device by combination of acoustic field/electromagnetic field and double-vortex-body vortex |
| 01/29/2014 | CN103539307A Method and apparatus for activating water by combining magnetic field with vortex |
| 01/29/2014 | CN103539306A Water activating method and device by combination of acoustic field/electromagnetic field and vortex |
| 01/29/2014 | CN103539305A Water activating method and device by combination of acoustic field/electromagnetic field/magnetic field and vortex |
| 01/29/2014 | CN103539304A Water activating method and device by combination of magnetic field and double-vortex-body vortex |
| 01/29/2014 | CN103539303A Electroplating wastewater treating and recycling process and system |
| 01/29/2014 | CN103539302A Treatment method of zinc-containing and iron-containing waste acid |
| 01/29/2014 | CN103539301A Vehicle-mounted mobile brine wastewater zero discharging treatment device |
| 01/29/2014 | CN103539300A Method for treating wastewater produced in preparation of butadiene through oxidative dehydrogenation of butylene |
| 01/29/2014 | CN103539299A Process for recycling wastewater containing low boiling-point organism such as formaldehyde and high-concentration inorganic salt |
| 01/29/2014 | CN103539298A Water treatment purifying device with time control switch as well as circuit structure thereof |
| 01/29/2014 | CN103539297A Treatment method suitable for fracturing waste fluid from offshore oilfield |
| 01/29/2014 | CN103539296A Method and device for treating high-concentration nonbiodegradable organic wastewater |
| 01/29/2014 | CN103539295A Method and device for deeply treating heavy metal wastewater |
| 01/29/2014 | CN103539294A Method for recovering silver plating wastewater and silver |
| 01/29/2014 | CN103539293A High-efficiency iron carbon-Fenton combined reactor for high-concentration organic wastewater pretreatment |
| 01/29/2014 | CN103539292A Coagulation and sedimentation method for deep treatment of biochemical tail water of printing and dyeing wastewater |
| 01/29/2014 | CN103539291A Catalytic flocculation separation method for removing polymers from polymer-containing sewage in oilfield |
| 01/29/2014 | CN103539290A Algae removal device for water body |
| 01/29/2014 | CN103539289A Suspended substance filtration and purification process for water |
| 01/29/2014 | CN103539288A Industrial wastewater recovery method and wastewater recovery system |
| 01/29/2014 | CN103539287A Sewage treatment system |
| 01/29/2014 | CN103539286A Prevention and control method for blue-green algae in aquatic water |
| 01/29/2014 | CN103539285A Treating method for recycling wastewater of N-methylaniline production |
| 01/29/2014 | CN103539284A Sewage treatment method and sewage treatment device |
| 01/29/2014 | CN103539283A Comprehensive treatment method for removing Sb and Bi impurities in Cu electrolyte |
| 01/29/2014 | CN103539282A Water treatment apparatus with circulating flow path and water treatment method using the same |
| 01/29/2014 | CN103539281A White carbon black production wastewater treatment technology |
| 01/29/2014 | CN103539280A Integrated water purification device |
| 01/29/2014 | CN103539279A Strengthening method for removing ammonia nitrogen and organic matters in rear activated carbon filter for ultrafiltration |
| 01/29/2014 | CN103539278A Crystal grinding wastewater treatment method and crystal grinding wastewater treatment device |
| 01/29/2014 | CN103539277A Water treatment method and water treatment device for municipal administration environment sanitation watering cart |
| 01/29/2014 | CN103539276A System and technology for realizing electroplating washing zero discharge and electroplating solution recovery |
| 01/29/2014 | CN103539223A High-purity filtering and purifying process |
| 01/29/2014 | CN103539222A Liquid purification system utilizing gravity potential energy |
| 01/29/2014 | CN103537202A Water filter and purifying method |
| 01/29/2014 | CN103537157A Combusted waste gas treatment system for continuous casting smelting furnace |
| 01/29/2014 | CN103537139A Simple type portable filtering device |
| 01/29/2014 | CN103241909B Process device for waste water generated in tobacco sheet production |
| 01/29/2014 | CN103193338B Method for simply treating copper-clad aluminum electroplating production wastewater |
| 01/29/2014 | CN103121761B Down-flow regenerative type water softening and purifying all-in-one machine |
| 01/29/2014 | CN103086538B Method for treating dye wastewater by utilizing dye intermediate effluent |
| 01/29/2014 | CN103086454B Multifunctional ecological treater |
| 01/29/2014 | CN103058441B Method and equipment for treating acidic wastewater with high salinity |
| 01/29/2014 | CN102992514B Treatment and recovery process for high-sulfur and high-salt pesticide wastewater |
| 01/29/2014 | CN102942274B Treatment method of saline and alkaline wastewater in copper oxide production process |
| 01/29/2014 | CN102923914B Original-position denitrification reactor in flowing water area |
| 01/29/2014 | CN102923912B Method for comprehensively treating sewage of chemical fiber oiling agents in production plants |
| 01/29/2014 | CN102874944B Method for treating dye wastewater |
| 01/29/2014 | CN102863124B Method for printing and dyeing wastewater deep treatment by chemically enhancing MBR (membrane bioreactor) depth |
| 01/29/2014 | CN102795735B Magnetic ring liquid purification equipment |
| 01/29/2014 | CN102718347B Method for treating multi-metal-contained wastewater in process of crushing and sorting waste circuit board |
| 01/29/2014 | CN102653428B Pretreatment method for separating impurities from water |
| 01/29/2014 | CN102557286B Method for treating wastewater of concrete mixing secondary sieving system |
| 01/29/2014 | CN102491571B Scenic water recycling device and treatment method |
| 01/29/2014 | CN102344224B Black water and grey water treatment apparatus through modular film method |
| 01/29/2014 | CN102126764B Etching waste water processing method of silicon wafer and processing device |
| 01/28/2014 | CA2737013C Suction device for cleaning a bottom surface of a structure of at least 15,000 m3 |
| 01/23/2014 | WO2014014866A1 Systems and methods for treating grey water on-board passenger transport vehicles |
| 01/23/2014 | WO2014012865A1 Method of treating a digestate from a biogas process |
| 01/23/2014 | WO2014012520A1 Reverse osmosis water purification system |
| 01/23/2014 | WO2014012201A1 Method for removing total nitrogen during treatment of coking wastewater by using microorganisms |
| 01/23/2014 | US20140021137 System and method for the treatment of wastewater |
| 01/23/2014 | US20140021115 Mobile Water Purification System |
| 01/23/2014 | DE102012211903A1 Verfahren und Vorrichtung zur Aufbereitung von Trinkwasser Method and apparatus for treatment of drinking water |
| 01/23/2014 | DE102012014433A1 Treating lakes with inflowing acid loads for pH-stabilization, comprises providing bicarbonate buffer and introducing gaseous carbon dioxide into deeper layers of a lake during a period of stagnation under stratified conditions |
| 01/22/2014 | CN203403502U Water system ecology water resource recycling system |
| 01/22/2014 | CN203403475U Integrated purification, storage and transport device for underground water |
| 01/22/2014 | CN203402997U Double-level double-stage A/O biological contact pool and ultrafiltration integrated water processing device |
| 01/22/2014 | CN203402996U System for processing nitrogenous wastewater by utilizing acid neutralization residues and dehydration aluminum sludge |
| 01/22/2014 | CN203402995U Carbon carrier biological filter system |
| 01/22/2014 | CN203402994U Industrial sewage retreatment device |
| 01/22/2014 | CN203402993U External two-stage membrane bioreactor |
| 01/22/2014 | CN203402992U Integrated two-stage membrane bioreactor |
| 01/22/2014 | CN203402991U Combined type double-level membrane bioreactor |
| 01/22/2014 | CN203402990U Smart Internet of Things wastewater treatment device |
| 01/22/2014 | CN203402989U Wind energy sewage treatment device |
| 01/22/2014 | CN203402988U Urban garbage diafiltration treatment device |
| 01/22/2014 | CN203402987U Medical waste water processor |