Patents
Sitemap › C02 - Treatment of water, waste water, sewage, or sludge › C02F - Treatment of water, waste water, sewage, or sludge › C02F 9 - Multistep treatment of water, waste water or sewage
Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429)
11/2012
11/07/2012CN102765831A Purification method of wastewater containing heavy metal and arsenic
11/07/2012CN102765830A Reaction tank and method for treating acidic mine wastewater
11/07/2012CN102765829A Treatment method for urea-containing high concentration copper ammonium wastewater
11/07/2012CN102765828A Hand-rocking device for desalting sea water
11/07/2012CN102765827A Method for monitoring and preventing biological pollution and colloid pollution of reverse osmosis membrane
11/07/2012CN102765826A Process for pretreating refining and coal chemical oily sewage
11/07/2012CN102765825A Grease separator
11/07/2012CN102765824A Water treatment method and equipment
11/07/2012CN102351382B Combined treatment method of leachate and excrement wastewater
11/07/2012CN102344207B Coal bed water drinking treatment device for mining
11/07/2012CN102276084B Industrial wastewater decoloring treatment process
11/07/2012CN102241461B Deep treatment system for bio-pharmaceutical organic wastewater
11/07/2012CN102225821B Preparation equipment and preparation method of distilled water used for latex
11/07/2012CN102219339B Modular system for purification of polluted river water body and application of the same
11/07/2012CN102219320B Water purifier
11/07/2012CN102211827B Method for recovering surfactant from soil washed liquid
11/07/2012CN102190405B Low-energy reuse device for cleaning reclaimed water using membrane
11/07/2012CN102153233B Treatment method and treatment system for percolate in garbage-burning plant
11/07/2012CN102126798B Method for reclaiming fluorine-containing and ammonia nitrogen-containing waste water in electronic industry
11/07/2012CN102120675B Zero-valent iron two-phase anaerobic reactor
11/07/2012CN102120674B Zero-valent iron fortified anaerobic hydrolysis-acidification sewage treatment method
11/07/2012CN102107991B Ecological purification system for decentralized domestic sewage of villages and towns in mountain areas
11/07/2012CN102030442B Discharge and standard reaching treatment method for thick oil sewage of oilfields
11/07/2012CN101993166B Solar heat photovoltaic sea water desalinization device
11/07/2012CN101973656B Defluorinating process and device of domestic drinking water of villages and towns
11/07/2012CN101935134B Biological rotating disk sewage treatment equipment
11/07/2012CN101935131B Municipal sewage treatment method with zero energy consumption low sludge yield
11/07/2012CN101870543B Landfill percolate treatment novel process
11/07/2012CN101798150B Treatment method of wastewater with high salt content and treatment device thereof
11/07/2012CN101774731B Enhanced coagulation-gas stripping-membrane integration method and device for lightening membrane pollution
11/07/2012CN101606507B Method for rapidly abating over standard nitrite in prawn desalination culture water
11/07/2012CN101525206B Ecologically harmless treatment system of excrement and domestic sewage
11/06/2012US8303824 Methods and apparatuses for filtering water from a river or stream
11/06/2012CA2509848C Method and device for treating raw manure
11/01/2012WO2012146815A1 Method for eliminating pharmaceutical products from waste water
11/01/2012WO2012146324A1 Method for treatment of sludge from water and wastewater treatment plants with chemical treatment
11/01/2012US20120273418 Boron recovery treatment method
11/01/2012US20120273413 Fermentation and chemical treatment of pulp and paper mill sludge
10/2012
10/31/2012DE102008004663B4 Verfahren zur elektrochemischen Hygienisierung und Keimminderung von biologisch gereinigtem Abwasser, insbesondere häuslichem Abwasser, und von Abwasserteilströmen und Vorrichtung dazu Method of electrochemical sanitation and germ reduction of biologically treated wastewater, especially domestic sewage, and wastewater streams and apparatus therefor
10/31/2012CN202509556U Desalted water supply system
10/31/2012CN202509118U Device for recovering residues produced during laser processing of medical trestle
10/31/2012CN202508959U Sewage treatment device
10/31/2012CN202508958U Excess sludge zero release nitrogen and phosphorus removal device
10/31/2012CN202508957U Three-dimensional power-free sewage treatment facility
10/31/2012CN202508956U Garbage penetrating fluid processing device
10/31/2012CN202508955U Device for processing VC wastewater
10/31/2012CN202508954U Novel coating material wastewater treatment device
10/31/2012CN202508953U Industrial waste acid treatment system
10/31/2012CN202508952U Double-preheating phenol water evaporation system
10/31/2012CN202508951U Equipment special for implementing electroplating nickel-containing rinse water zero emission process by using integrated membrane technology
10/31/2012CN202508950U Reverse osmosis (RO) purified water saving device
10/31/2012CN202508949U Purification filtering device for preparing sterile seawater
10/31/2012CN202508948U Continuous flow type three-dimension electrode for water body sterilization and photoactivating combination reaction device
10/31/2012CN202508947U Device for advanced wastewater treatment
10/31/2012CN202508946U Shale gas and oil well fracturing waste liquor recycling system
10/31/2012CN202508945U Oil separation neutralization regulating tank for synthetic perfume production wastewater
10/31/2012CN202508944U Device for producing phosphoric acid by recycling phosphorus in phosphorus-containing waste water
10/31/2012CN202508943U Heavy metal wastewater pretreatment equipment
10/31/2012CN202508942U Device for treating pulping wastewater by using catalyst and ozone
10/31/2012CN202508941U Gas flotation device used for desliming and deodorizing to the waste water after anaerobic biochemical treatment
10/31/2012CN202508940U Closed cycle utilization system during corrugated paper production
10/31/2012CN202508939U Laser wet cutting built-in sewage filtering system
10/31/2012CN202508938U Online desanding device of three-phase separator
10/31/2012CN202508937U Water purifier
10/31/2012CN202508936U Movable wastewater utilization water purification system
10/31/2012CN102757161A Low-carbon double-effect nitrogen removing sewage treatment system and process
10/31/2012CN102757160A Efficient nitrogen and phosphorus removal method for sewage properties-classified treatment in highway service area
10/31/2012CN102757159A Novel papermaking black liquor treatment method and system
10/31/2012CN102757158A Residence community domestic sewage treating system and method
10/31/2012CN102757157A Sewage treatment system used in medical field
10/31/2012CN102757156A Biogas slurry efficient ecological treatment system, treatment method and high-value utilization method thereof
10/31/2012CN102757155A Experimental facility for multi-medium percolation and purification of urban rainfall runoff
10/31/2012CN102757154A Efficient fecal sewage treatment method
10/31/2012CN102757153A Method for treating wastewater generated during production of 12-hydroxy stearic acid
10/31/2012CN102757152A Process for treating eutrophic water source in water plant
10/31/2012CN102757151A Method for producing regenerated water through combined process of magnetic separation and purification-shallow medium filtration
10/31/2012CN102757150A Device for producing healthy water
10/31/2012CN102757149A Multi-stage membrane distillation treating method for ammonia nitrogen wastewater
10/31/2012CN102757148A System and method for processing waste gas and waste liquor in polysilicon production
10/31/2012CN102757147A Electroplating wastewater comprehensive treatment process
10/31/2012CN102757146A Method for treating coal pressure gasification wastewater by employing coagulation-photocatalytic degradation
10/31/2012CN102757145A Method for recycling chemical treating water of electroplating wastewater of high-frequency circuit board
10/31/2012CN102757144A Optical/electrical Fenton treating technology of PVA (Polyvinyl Alcohol) desizing wastewater
10/31/2012CN102757143A Well drilling wastewater flocculation precipitation treatment device and wastewater treating method
10/31/2012CN102757142A Method for recycling and processing nickel in stainless steel pickling waste acid
10/31/2012CN102757141A Method for processing heavy metal nickel in stainless steel pickling mixed waste acid
10/31/2012CN102757140A Method for treating industrial sewage by adopting combination of PFS (Polymeric Ferric Sulfate) coagulation and Fenton
10/31/2012CN102757139A Solid-liquid separation method for bauxite positive flotation and desilication tailing pulp
10/31/2012CN102757138A Seawater desalination treatment method adopting combination of wind energy power generation and salt chemical industry
10/31/2012CN102757137A Waste water processing apparatus with air flotation separation apparatus and fixed bed
10/31/2012CN102757136A Fine filtration device for oily sewage twice treating by water aerosol filled outside filter
10/31/2012CN102757135A Large-scale sea water desalinating unit
10/31/2012CN102757107A Microemulsion liquid membrane chemical and treating method thereof applicable to treating heavy metal, ammonia nitrogen and radioactive wastewater
10/31/2012CN102757099A Process for producing high magnetic ferroferric oxide by galvanized pickle liquor
10/31/2012CN102754613A Integrated circulating water culture system
10/31/2012CN102351386B Potato type ethanol wastewater treatment method and system
10/31/2012CN102351375B Integrated processing apparatus for industrial wastewater processing
10/31/2012CN102276097B Processing method of high density organic process wastewater in production of amprolium hydrochloride
10/31/2012CN102249476B Method for removing phthalates out of water by utilizing UV (ultraviolet)/ozone/chlorella degradation composite process
10/31/2012CN102247891B Manganese-loaded heterogeneous catalyst and water treatment method of catalyzing persulfate with same to generate high-activity quinquevalent manganese
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