| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 06/12/2013 | CN103145217A Device and process for treating refractory wastewater through supergravity multistage cathode electric Fenton method |
| 06/12/2013 | CN103145216A Two-stage rotational-flow air flotation separator |
| 06/12/2013 | CN103145215A Active ultraviolet sewage treatment system |
| 06/12/2013 | CN103145214A Photochemical wastewater degradation reactor expansion method compatible with fine intercept of catalyst as well |
| 06/12/2013 | CN103145213A Method for treating furaltadone-containing wastewater |
| 06/12/2013 | CN103145212A Method for treating tetracycline-containing wastewater |
| 06/12/2013 | CN103145211A Method for recovering Zn<2+> from electrolytic zinc rinsing waste water by using manganese oxide modified diatomite |
| 06/12/2013 | CN103145210A Environment-friendly sewage nitrogen and phosphorus removal cleaning agent and preparation method thereof |
| 06/12/2013 | CN103145209A Method for treating cobalt-containing wastewater by using sodium hydroxide modified pig bones |
| 06/12/2013 | CN103145208A Oxidation-reduction resin film oxygen removal equipment and oxygen removal method thereof |
| 06/12/2013 | CN103145207A Sea water desalting device for twin-stage recovery of flue gas waste heat of marine steam turbine |
| 06/12/2013 | CN103145206A Composite nitrogen-removal medicament |
| 06/12/2013 | CN103145205A Rotary rake type grille decontamination machine |
| 06/12/2013 | CN103145204A High-concentration phosphorus wastewater treatment agent and preparation method thereof |
| 06/12/2013 | CN103145196A Method for producing polymerization ferric chloride by utilizing waste hydrochloric acid and waste ferrous mud |
| 06/12/2013 | CN103145150A Technology and device for recycling sodium chloride from wastewater generated in process of producing silica sol by ion exchange method |
| 06/12/2013 | CN103145135A Method for preparing bismuth silicate nano-powder with single phase |
| 06/12/2013 | CN103143705A Alumina-clad iron nanoparticles and preparation method as well as application thereof |
| 06/12/2013 | CN103143397A Production method and application of nanometer TiO2/expanded graphite composite sponge |
| 06/12/2013 | CN103143379A Method for preparing nitrogen-doped titanium dioxide inverse opal thin-film photocatalyst by using one-step method |
| 06/12/2013 | CN103143377A Application of heteroatoms doped aqueous carbon quantum dot in photocatalyst |
| 06/12/2013 | CN103143372A Preparation method for iron, cobalt and nitrogen co-doped modified TiO2/SO42-visible light photocatalyst |
| 06/12/2013 | CN103143368A Catalyst for treating chemical organic waste water and preparation method thereof |
| 06/12/2013 | CN103143362A Magnetic photocatalyst used for gas waste water treatment and preparation method thereof |
| 06/12/2013 | CN103143360A Preparation method of multi-element polyhydroxy pumice ozone catalyst |
| 06/12/2013 | CN103143356A Ordered meso-porous (TiO2-Cu) nanocomplex and its hydrothermal supercritical extraction preparation technology |
| 06/12/2013 | CN103143342A Preparation method of rodlike tantalum pentoxide nanocrystalline/graphene compound photocatalyst |
| 06/12/2013 | CN103143333A Modification method of active carbon adsorbent and application thereof |
| 06/12/2013 | CN103143330A Functionalized polyvinyl alcohol adsorbent for managing heavy metal pollution in water and preparation method thereof |
| 06/12/2013 | CN103143328A Preparation method of heavy metal chelating adsorbent |
| 06/12/2013 | CN103143327A Preparation method of high-efficiency lead ion adsorption material sulfonated cellulose |
| 06/12/2013 | CN103143326A Oil absorption material using cellulose as base and preparation method thereof |
| 06/12/2013 | CN103143325A Preparation method of glutamic acid intercalated layer hydrotalcite heavy-metal adsorbent |
| 06/12/2013 | CN103143323A Modified organic bentonite coated material for adsorbing chromium and arsenic and preparation method thereof |
| 06/12/2013 | CN103143319A Graphene/clay composite material, and preparation method and application thereof |
| 06/12/2013 | CN103143316A Method for preparing fluorine removal agent by taking perhafnate cement as raw material |
| 06/12/2013 | CN103143269A Chitosan/cellulose composite separation membrane and preparation method thereof |
| 06/12/2013 | CN103143204A Method for preparing active carbon composite filter core |
| 06/12/2013 | CN103141430A Tri-polar dual-circulation seawater purifying aerator |
| 06/12/2013 | CN103141206A Water, fertilizer and gas integrated trickle irrigation system and method |
| 06/12/2013 | CN102701304B Seawater evaporator for light collecting solar seawater desalination device |
| 06/12/2013 | CN102674634B Treatment process of wastewater in coal chemical industry |
| 06/12/2013 | CN102627372B Method for treating vanadium pentoxide wastewater and circularly utilizing resources |
| 06/12/2013 | CN102627341B Palygorskite-clay composite flocculating agent for adsorbing lignosulfonate in water phase and preparation thereof |
| 06/12/2013 | CN102616979B Treatment method for surface treatment liquid wastewater of metal processing |
| 06/12/2013 | CN102614851B Preparation of palygorskite clay/plant stalk composite adsorbent and application of composite adsorbent in treating printing and dyeing wastewater |
| 06/12/2013 | CN102583951B Acid lixiviation based recycling treatment method of aluminum circulating coagulation sludge |
| 06/12/2013 | CN102583796B Water-lifting-aeration-based water quality improving device with enhanced chemical phosphorus removal and unpowered automatic quantified addition functions |
| 06/12/2013 | CN102583684B Method for preparing flocculating agent from paper mill sludge |
| 06/12/2013 | CN102583664B Electronic control ion exchange process for recycling metal ion in dilute solution |
| 06/12/2013 | CN102583659B Granular anti-hardening acid-base dual-purpose ternary micro-electrolysis filler and preparation method thereof |
| 06/12/2013 | CN102583641B Self-absorption type sewage oil-removing machine |
| 06/12/2013 | CN102583592B Arc-shaped grid sewage removing machine |
| 06/12/2013 | CN102557222B Method for removing trace arsenic from aqueous solution |
| 06/12/2013 | CN102557181B Method for adsorption and removal of heavy metals and dye of waste water by garlic waste |
| 06/12/2013 | CN102515293B Ecological water clarifying agent and preparation method thereof |
| 06/12/2013 | CN102513093B High-concentration salt-containing wastewater liquid phase oxidation catalyst, preparation method thereof and treatment method |
| 06/12/2013 | CN102502927B Device and method for desalinizing alkaline water and seawater as well as concentrating and recovering mineral salts |
| 06/12/2013 | CN102502904B Efficient falling film denitriding device and denitriding method thereof |
| 06/12/2013 | CN102502903B System and process for realizing zero discharge of gas and steam in iron and steel plants by adopting seawater desalination |
| 06/12/2013 | CN102491595B Process for treating sewage from production of cyanoacrylate adhesive |
| 06/12/2013 | CN102491450B Method for treating dye waste water by using ultraviolet-acetylacetone oxidation treatment process |
| 06/12/2013 | CN102430390B Modified nanometer cellulose adsorbent and preparation method thereof |
| 06/12/2013 | CN102424457B Treating system for industrial wastewater containing heavy metal and treating method thereof |
| 06/12/2013 | CN102424455B Wastewater recycling nanofiltration treatment method and device |
| 06/12/2013 | CN102424444B Method and device for removing oil from desalted water of crude electrostatic desalting apparatus |
| 06/12/2013 | CN102417247B Two-stage sludge reflux enhanced coagulation technology |
| 06/12/2013 | CN102408146B Composite bio-flocculant grafted acrylamide flocculant and its preparation method |
| 06/12/2013 | CN102398960B Device and method for in-situ recovery of phosphorus in water body |
| 06/12/2013 | CN102391910B System and method for recycling waste emulsified cutting fluid |
| 06/12/2013 | CN102389787B Carbon-doped titanium dioxide hollow spherical photocatalyst and preparation method thereof |
| 06/12/2013 | CN102380409B Catalyst for effectively damaging cyanide and preparation method thereof |
| 06/12/2013 | CN102372386B Method for sterilizing oil field sewage by cooperating electrochemical oxidation with ultraviolet and ultrasonic technology |
| 06/12/2013 | CN102372377B Method for advanced treatment of mercury-containing wastewater |
| 06/12/2013 | CN102357357B Preparation method of high efficiency Zr-Al-Ce based composite defluoridation material |
| 06/12/2013 | CN102350219B Membrane module for overfrequency vibration separation device |
| 06/12/2013 | CN102344227B Hairwork waste water cyclic utilization device and treatment method thereof |
| 06/12/2013 | CN102336460B Hydrolytic agent for treating wastewater containing tetrafluoroborate and application thereof |
| 06/12/2013 | CN102336415B Tubular furnace negative pressure ammonia distillation process |
| 06/12/2013 | CN102327773B Preparation method of nano Fe3O4/CeO2 composite material and application thereof |
| 06/12/2013 | CN102319591B Preparation method of molecular imprinting modification composite photocatalyst with selective degradation |
| 06/12/2013 | CN102295369B Device and method for removing hardness in drinking water |
| 06/12/2013 | CN102295328B Iron-carbon micro-electrolysis apparatus |
| 06/12/2013 | CN102294233B Method for regulating and controlling structure and performance of nanocomposite adsorbent |
| 06/12/2013 | CN102294174B Chemical washing method of reverse osmosis |
| 06/12/2013 | CN102294151B Biomass filtering material |
| 06/12/2013 | CN102267739B Low-temperature plasma waste water treatment device and method |
| 06/12/2013 | CN102249433B Method for removing oil organic matter from aqueous solution of nickel-containing compound |
| 06/12/2013 | CN102241585B Process for purifying citric acid mother liquor |
| 06/12/2013 | CN102206015B Sewage treatment method and device |
| 06/12/2013 | CN102173487B Middle and long-term small-supply quantity liquid releasing device and method |
| 06/12/2013 | CN102167430B Method for preparing sewage flocculation sedimentation agent, soil curing agent and foam concrete by using red mud, gangue and/or fly ash |
| 06/12/2013 | CN102160552B Controlled-release coated chlorine dioxide disinfectant |
| 06/12/2013 | CN102126774B Short-time flocculation and high speed sedimentation sewage treatment device |
| 06/12/2013 | CN102107917B Low-temperature multi-effect distilled seawater desalting system and process |
| 06/12/2013 | CN102092880B Process for freezing and denitriding primary brine with membrane method in polyvinyl chloride production |
| 06/12/2013 | CN102092824B Water circulation systems for ponds, lakes, municipal tanks, and other bodies of water |
| 06/12/2013 | CN102092819B Method and device for managing seawater desalination system and seawater desalination system |
| 06/12/2013 | CN102070323B Production process of alkaline ceramic balls |
| 06/12/2013 | CN102001734B Heavy metal settling agent for treating mercury-containing wastewater |