| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 10/16/2013 | CN102557300B Device and treatment method for desulfurizing and neutralizing liquefied gas alkaline mud |
| 10/16/2013 | CN102531276B Method and device for treating organic sewage through nanometer aeration micro-electrolysis combined with molecular sieve |
| 10/16/2013 | CN102505057B Cyclic utilization method of chrome tanning waste liquid |
| 10/16/2013 | CN102503019B Method for realizing biogas slurry reutilization by recycling biogas slurry |
| 10/16/2013 | CN102502986B Comprehensive utilization method of ionic membrane electrolytic saline solution waste liquid |
| 10/16/2013 | CN102464417B Comprehensive utilization method of waste water of production of brominated butyl rubber |
| 10/16/2013 | CN102432129B Physical adsorption, photoelectric catalysis and membrane filtration combined water purification method and device |
| 10/16/2013 | CN102309874B Polar fiber filter |
| 10/16/2013 | CN102267769B Vacuum potassium carbonate method for utilizing coke oven coal gas desulphurization and decyanation waste liquid as resource |
| 10/16/2013 | CN102211985B Method for recovering glycol and acetaldehyde from polyester wastewater |
| 10/16/2013 | CN102206012B Water-saving device for electroplating production line |
| 10/16/2013 | CN102125252B Multilevel processing method for regenerating acid base from glutamic acid isoelectric mother liquor |
| 10/16/2013 | CN102020400B Medium and small town centralized domestic sewage treatment method and device |
| 10/16/2013 | CN101962241B COD treatment process of electroplating waste water |
| 10/16/2013 | CN101274810B Sewage treating device and process |
| 10/15/2013 | US8557126 Chemical administrator for controllably treating wastewater |
| 10/15/2013 | US8557116 Molecular separator |
| 10/15/2013 | US8557114 Water purification apparatus and method for using pressure filter and pore control fiber filter |
| 10/15/2013 | US8557107 Sewage treatment system |
| 10/10/2013 | WO2013151196A1 Wastewater treatment apparatus capable of performing both initial rainwater overflow treatment and primary treatment, and wastewater treatment method according to said apparatus |
| 10/10/2013 | WO2010151163A3 Installation and proceeding for obtaining thermal and electric energy |
| 10/10/2013 | US20130264285 Process and facility to treat contaminated process water |
| 10/09/2013 | CN203230945U Tap capable of outputting anion filtered water |
| 10/09/2013 | CN203230003U Laboratory washing table |
| 10/09/2013 | CN203229444U Integrated sewage treatment equipment |
| 10/09/2013 | CN203229443U Full-automatic cyanide waste liquid treatment device |
| 10/09/2013 | CN203229442U Water-based ink wastewater treatment device |
| 10/09/2013 | CN203229441U Ulothrix reoxygenation water purifying device |
| 10/09/2013 | CN203229440U Ionization aeration and sterilization data processing system for swimming pools |
| 10/09/2013 | CN203229439U Ionization aeration and sterilization data processing system |
| 10/09/2013 | CN203229438U Zero-emission treatment system for paper-making wastewater |
| 10/09/2013 | CN203229437U Water activating device |
| 10/09/2013 | CN203229436U Seawater desalination, resources comprehensive utilization and zero discharge treatment system |
| 10/09/2013 | CN203229435U Alcohol-containing wastewater recovery processing system |
| 10/09/2013 | CN203229434U Intelligent domestic sewage treatment, recovery and utilization system |
| 10/09/2013 | CN203229433U Moveable drinking water emergency treatment device |
| 10/09/2013 | CN203229432U Household separate water supply machine |
| 10/09/2013 | CN203229431U Solar wastewater tourmaline filtering and sterilizing device |
| 10/09/2013 | CN203229430U Strong oxidation reaction and flocculation filter integrated machine |
| 10/09/2013 | CN203229429U Device for treating ammonia-nitrogen wastewater by using vacuum degassing membrane technology |
| 10/09/2013 | CN203229428U Heavy metal recovery and zero discharge system |
| 10/09/2013 | CN203229427U Bathhouse wastewater treatment device |
| 10/09/2013 | CN203229426U Reverse osmosis device |
| 10/09/2013 | CN203229425U Oil-water separator for recycling waste cooking oil |
| 10/09/2013 | CN203229407U Electrolyzed oxidizing water (EOW) generator |
| 10/09/2013 | CN203227355U Kitchen waste treatment device |
| 10/09/2013 | CN103347823A Sulfate removal from aqueous waste streams with recycle |
| 10/09/2013 | CN103342733A Extraction method for protein in juice |
| 10/09/2013 | CN103342443A Device for improving coal gasification wastewater treatment effect and method for treating coal gasification wastewater by using same |
| 10/09/2013 | CN103342442A Integrated biotreatment system and method for PVC (poly vinyl chloride) industrial wastewater |
| 10/09/2013 | CN103342441A Erythromycin thiocyanate wastewater treatment method |
| 10/09/2013 | CN103342440A Efficient biological treatment method of coal gasification wastewater |
| 10/09/2013 | CN103342439A Treatment process for epoxy wastewater |
| 10/09/2013 | CN103342438A Sewage and sludge processing system |
| 10/09/2013 | CN103342437A Micro-polluted water in-situ remediation system |
| 10/09/2013 | CN103342436A Method and system for treating municipal waste water with seawater |
| 10/09/2013 | CN103342435A Comprehensive utilization device of acetylene purification waste sodium hypochlorite |
| 10/09/2013 | CN103342434A Treatment method of wastewater generated in cyclization step in production process of epoxy chloropropane from glycerol |
| 10/09/2013 | CN103342433A Method for recovering acid and alkali from viscose sodium sulfate waste liquor through bipolar membrane electrodialysis way |
| 10/09/2013 | CN103342432A Near zero emission process of salt-containing waste water |
| 10/09/2013 | CN103342431A Process for reusing tail water in papermaking and pulping |
| 10/09/2013 | CN103342430A Treatment method for extra-high-concentration acid waste liquid |
| 10/09/2013 | CN103342429A Method for recovering, treating and recycling valuable metal in contaminated acid |
| 10/09/2013 | CN103342428A Large-capacity microwave photocatalytic wastewater degradation device capable of preventing water inrush in quartz cavity |
| 10/09/2013 | CN103342427A Internal circulation reaction device for sunshine catalytic oxidation and membrane separation three-phase fluidized bed |
| 10/09/2013 | CN103342426A Percolate treatment method and device |
| 10/09/2013 | CN103342425A Integrated vertical pressure water purifier |
| 10/09/2013 | CN103342424A Advanced treatment process and equipment for refractory wastewater |
| 10/09/2013 | CN103342423A Recovery process of rare noble metal in waste water and nano iron reaction device used therein |
| 10/09/2013 | CN103342422A Dyeing wastewater heat recovery and antifouling treatment device |
| 10/09/2013 | CN103342421A Environment-friendly oil-fat separation device |
| 10/09/2013 | CN103011519B Treatment method and equipment for high-salt and alkali-weight-reduction waste water |
| 10/09/2013 | CN103011506B Treatment method of xylose production wastewater |
| 10/09/2013 | CN103011497B Backwash combination type farmland non-point source pollution cut-off purification system |
| 10/09/2013 | CN102826714B Device for treating process wastewater generated in organic waste gas treatment |
| 10/09/2013 | CN102745841B Novel brown algae chemical waste calcium water recycling process |
| 10/09/2013 | CN102745836B Processing method of orange-can production wastewater |
| 10/09/2013 | CN102674636B Dynamic combined reaction device for biological treatment of printing and dyeing wastewater |
| 10/09/2013 | CN102659274B Recycling harmless treatment method of stainless steel pickling waste water |
| 10/09/2013 | CN102633405B Treatment method of papermaking black liquor |
| 10/09/2013 | CN102616997B Method for treating wastewater generated in production process of iron oxide pigment |
| 10/09/2013 | CN102616951B Method for comprehensively treating and utilizing sewage and sludge produced during silica gel production |
| 10/09/2013 | CN102583904B Method for treating wastewater generated in production of hexabromocyclododecane |
| 10/09/2013 | CN102559288B Purification method of mixed gas obtained by coal gasification |
| 10/09/2013 | CN102557307B Process and system for advanced treatment of mine water |
| 10/09/2013 | CN102485671B Method for sewage treatment during refined cotton production and odor control in sewage treatment |
| 10/09/2013 | CN102390908B Method for the collection and ecologic treatment of domestic sewage of villages and towns in plain water network region |
| 10/09/2013 | CN102311201B Advanced treatment method for high-acid crude oil electric desalting wastewater |
| 10/09/2013 | CN102249470B Water distilling equipment, and drinking water machine comprising water distilling equipment |
| 10/03/2013 | WO2013144664A1 Process and device for electrochemical treatment of industrial wastewater and drinking water |
| 10/03/2013 | WO2013144634A1 Device, system and methods for treating and purifying liquids |
| 10/03/2013 | WO2013143506A1 Waste percolate treatment method |
| 10/03/2013 | WO2013143505A1 Seawater desalination device and method |
| 10/03/2013 | US20130256226 Method and apparatus for treating organic wastewater |
| 10/03/2013 | US20130256224 Tanning wastewater treatment and reuse apparatus and method therefor |
| 10/03/2013 | US20130256218 Printing and dyeing wastewater treatment and reuse apparatus and method therefor |
| 10/02/2013 | CN203222534U Decentralized sewage treatment complete device |
| 10/02/2013 | CN203222533U Integrated recycled water treatment equipment |
| 10/02/2013 | CN203222532U Intelligent zero-emission treating device for sewage of transformer substation |
| 10/02/2013 | CN203222531U Long-service-life buried sewage treating device for transformer substation |