| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 07/29/2009 | CN201280495Y Papermaking wastewater film concentrated liquor processing equipment |
| 07/29/2009 | CN201280494Y Active carbon pickling wastewater processing equipment |
| 07/29/2009 | CN201280493Y Processing system for fluorine-containing acidic waste water after graphite purification |
| 07/29/2009 | CN201280492Y Materialization processing equipment for organosilicon production sewage |
| 07/29/2009 | CN201280491Y Purifier |
| 07/29/2009 | CN201280490Y Reclaimed water recycling apparatus by full membrane process |
| 07/29/2009 | CN201280489Y Apparatus for treating waste water |
| 07/29/2009 | CN201280488Y Snow water processing equipment |
| 07/29/2009 | CN201280487Y Skid-mounted apparatus used for oil-gas field downhole operation output fluid no-landing treatment |
| 07/29/2009 | CN201280486Y Printing and dyeing wastewater film processing and ammonia nitrogen processing equipment |
| 07/29/2009 | CN201280485Y Printing and dyeing wastewater reclaiming and film pipe cleaning apparatus |
| 07/29/2009 | CN201280484Y Pharmaceutic wastewater film processing and reclaiming apparatus |
| 07/29/2009 | CN201280483Y System for removing pollutant in fluid |
| 07/29/2009 | CN201280482Y Automatic water purifier |
| 07/29/2009 | CN201280481Y Rainwater purifier |
| 07/29/2009 | CN101492230A Comprehensive processing process and system for cultivation wastewater |
| 07/29/2009 | CN101492229A Pulling flow type anaerobe reactor |
| 07/29/2009 | CN101492228A Treating method for industrial sewage containing roily oil |
| 07/29/2009 | CN101492227A Method for recycling biological sludge to treat suspended matter organic waste water |
| 07/29/2009 | CN101492226A Combined small-sized sewage water dephosphorization denitrification method for anaerobic-ecological pond-ecological ditch |
| 07/29/2009 | CN101492225A Method for treating wastewater of starch factory with complex enzyme/activated sludge process |
| 07/29/2009 | CN101492224A Intelligent sewage processor for countryside |
| 07/29/2009 | CN101492223A Treatment process for sewage water generated from medium-low temperature carbonization of coal |
| 07/29/2009 | CN101492222A Method for comprehensive treatment of wastewater and sludge gas utilization of cane sugar factory |
| 07/29/2009 | CN101492221A Process for treating high-COD waste water |
| 07/29/2009 | CN101492220A Method for advanced treatment of industrial wastewater with biological technique and membrane technique |
| 07/29/2009 | CN101492219A Jade purifier |
| 07/29/2009 | CN101492218A Sterilization and oxygenation device for active water with physical method |
| 07/29/2009 | CN101492217A Apparatus and method for treating water containing white oil stain |
| 07/29/2009 | CN101492216A Treatment and conversion method for chloro-organic waste water |
| 07/29/2009 | CN101492215A Three-dimensional catalytic oxidation process for treating phenolsulphonic wastewater |
| 07/29/2009 | CN101492214A Membrane separation process for lead-zinc smelting wastewater |
| 07/29/2009 | CN101492213A Three-dimensional catalytic oxidation processing system for phenolsulphonic wastewater |
| 07/29/2009 | CN101492212A Environment friendly electroplating waste processing equipment |
| 07/29/2009 | CN101492211A Spiral type circular current sewage water flocculation pool |
| 07/29/2009 | CN101492210A Method for treating consumer waste concentrated liquor |
| 07/29/2009 | CN101492209A Adsorption-deposition-membrane assembly separation integrated reactor |
| 07/29/2009 | CN101492208A Direct drink water bottle incorporating with synthetic filter structure for open country |
| 07/29/2009 | CN100519449C Quick-decomposing biological sewage treatment method and treating system |
| 07/29/2009 | CN100519448C Integrated processing technique for waste water in breadboard production |
| 07/29/2009 | CN100519447C Method for disposing waste liquid from process of refining titanium tetrachloride by copper wire vanadium removal |
| 07/29/2009 | CN100519446C H acid waste water by natrium chloratum addition process |
| 07/29/2009 | CN100519445C Method for processing cyanogens-containing waste water using chemical precipitation and gamma ray irradiation |
| 07/28/2009 | CA2324861C Device and method for the purification of polluted water |
| 07/23/2009 | US20090184055 Method for recycling of oil based drilling fluid contaminated with water and water contaminated with oil based drilling fluid |
| 07/23/2009 | DE102008004853A1 Process for reducing the use of chemical liquefiers during the production of mineral building materials or during the production of bonding agent paste (slurry/cement paste) used for producing mineral building materials |
| 07/23/2009 | DE102008004599A1 Verfahren und Vorrichtung zur Aufbereitung einer alkalischen Waschlösung Method and apparatus for processing an alkaline washing solution |
| 07/23/2009 | CA2710201A1 Integrated bio-digestion facility |
| 07/22/2009 | CN201276472Y Sewage treating device |
| 07/22/2009 | CN201276471Y Dynamic control apparatus for sewage treatment |
| 07/22/2009 | CN201276470Y Series side-installed jet biological fluidized bed for processing high concentration wastewater |
| 07/22/2009 | CN201276469Y Apparatus for processing difficult biochemical treatment ammonia nitrogen wastewater by break-point chlorination |
| 07/22/2009 | CN201276468Y Nano high energy magnetization water making machine |
| 07/22/2009 | CN201276467Y Efficient sewerage processing circulation device |
| 07/22/2009 | CN201276466Y Advanced purifying equipment for wastewater |
| 07/22/2009 | CN201276465Y Small molecule micro-electrolysis water activating device |
| 07/22/2009 | CN201276464Y Purification treatment apparatus for oilfield ground water |
| 07/22/2009 | CN201276463Y Sewage treatment system extracting gold by calcination cyanation |
| 07/22/2009 | CN201276462Y Rotational flow-membrane separation desalination plant for solid suspending microparticle-containing seawater |
| 07/22/2009 | CN201276461Y Integrated processing apparatus for well drilling wastewater and waste liquor |
| 07/22/2009 | CN101486525A Automatic oxygenation method for processing rural area town domestic sewage |
| 07/22/2009 | CN101486524A Comprehensive processing method for furfural production wastewater |
| 07/22/2009 | CN101486523A Ecological green land, use thereof and advanced waste treatment method by cold rolling emulsified mixture |
| 07/22/2009 | CN101486522A Whole set water treatment apparatus for pure oxygen biological active carbon |
| 07/22/2009 | CN101486521A Method for treating starch wastewater by administration air-float-UASB-SBR |
| 07/22/2009 | CN101486520A Process for treating heavy metal wastewater |
| 07/22/2009 | CN101486519A Process for direct circular recycling of leather manufacture salty wastewater |
| 07/22/2009 | CN101486518A Fenton-like-fluidized bed sewage processor and sewerage treating method therefor |
| 07/22/2009 | CN101486517A Treatment process for desulfurized wastewater |
| 07/22/2009 | CN101486516A Non-point pollutant removing machine for rainwater drainpipe |
| 07/22/2009 | CN101486515A Oily wastewater treatment method and whole set apparatus thereof |
| 07/22/2009 | CN101486514A Wet finishing workshop section wastewater treatment and reclaimed water recycling process for leather |
| 07/22/2009 | CN100515533C Quick change filter and bracket system with key system and universal key option |
| 07/21/2009 | CA2443008C Periphyton filtration pre- and post-treatment system and method |
| 07/16/2009 | WO2009087921A1 Method for treating oil-containing waste water and apparatus for treating oil-containing waste water |
| 07/16/2009 | WO2009087259A1 Method for the treatment of water originating from the washing of agricultural products |
| 07/16/2009 | WO2009086584A1 Biological nitrogen removal |
| 07/16/2009 | US20090181107 Solution having biocidal activity |
| 07/16/2009 | US20090178979 Method for dewatering slurry from construction sites |
| 07/16/2009 | US20090178972 Use of an Adsorbent for the Removal of Liquid, Gaseous and/or Dissolved Constituents From a Process Stream |
| 07/16/2009 | DE102008004663A1 Method for sanitization and germ reduction from biologically cleaned sewage, comprises conducting the sewage or sewage partial flow to a clarification plant through electrolysis cell and subsequently supplying to industrial water container |
| 07/15/2009 | EP2079286A2 Inductively powered lamp assembly |
| 07/15/2009 | EP2079094A2 Inductively powered lamp assembly |
| 07/15/2009 | EP2079093A2 Inductively powered lamp assembly |
| 07/15/2009 | EP1358130B1 Method for thickening sludge derived from water treatment by flocculation-decantation with ballasted floc |
| 07/15/2009 | CN201272725Y Sewage processor with improved structure |
| 07/15/2009 | CN201272724Y Synthetic wastewater reactor |
| 07/15/2009 | CN201272723Y Integrated drinking water treating device |
| 07/15/2009 | CN201272722Y Oil-contained wastewater treatment outfit |
| 07/15/2009 | CN201272721Y Purifier |
| 07/15/2009 | CN101481199A Biochemical treatment process for wastewater |
| 07/15/2009 | CN101481198A Advanced treatment method for coal mining area domestic sewage |
| 07/15/2009 | CN101481197A Advanced treatment process and apparatus for oilfield heavy crude recovery sewerage |
| 07/15/2009 | CN101481196A Advanced treatment process and apparatus for reverse osmosis concentrated water |
| 07/15/2009 | CN101481195A Anaerobic-aerobic combined biological treatment method for oily wastewater of cold rolling mill |
| 07/15/2009 | CN101481194A Town domestic sewage treatment process |
| 07/15/2009 | CN101481193A Zero discharge process for amino acid wastewater |
| 07/15/2009 | CN101481192A Purifying technology and equipment for micro polluted water source |
| 07/15/2009 | CN101481191A Sewage treatment method by sludge return digestion decrement |
| 07/15/2009 | CN101481190A Process for treating saponification wastewater by chlorohydrination |