| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 01/05/2011 | CN101936621A Sewage treatment heat pump |
| 01/05/2011 | CN101935377A Method for preparing flocculating agent used for solid-liquid separation treatment of waste drilling fluid |
| 01/05/2011 | CN101935375A Preparation method of acrylamide/2-[(acryloyloxy)ethyl]trimethylammonium chloride copolymer |
| 01/05/2011 | CN101935195A Porous phosphorus removing ceramic granules with function of slowly releasing alkali and preparation method thereof |
| 01/05/2011 | CN101935135A Treatment device of 2B acid wastewater |
| 01/05/2011 | CN101935129A Converter turbid circulating water treatment method utilizing superconductive high-gradient magnetic field |
| 01/05/2011 | CN101935128A Process for treating wastewater comprising high-concentration ammonium salt and sodium salt |
| 01/05/2011 | CN101935122A Method for purifying drilling wastewater in oil and gas field |
| 01/05/2011 | CN101935119A Processing method and device for recovering precious metals contained in electroplating wastewater |
| 01/05/2011 | CN101935117A Novel technique for moistening wheat for making wheat flour with purified water |
| 01/05/2011 | CN101935116A Non-degradable organic wastewater treatment method, photocatalysis reactor and micropore static pipeline mixer |
| 01/05/2011 | CN101935115A Water purifying machine system with novel check valve |
| 01/05/2011 | CN101935113A Method and device thereof for treating cascade adsorbed water by radiating lateral and vertical flows |
| 01/05/2011 | CN101935111A Wastewater recycling preparation system with low energy consumption |
| 01/05/2011 | CN101935109A Fine desalination duplicate bed |
| 01/05/2011 | CN101935108A Foam separation-oxygenation integrated equipment |
| 01/05/2011 | CN101935102A Oxidation method for treating dye wastewater |
| 01/05/2011 | CN101935101A Method for preparing absorptive reducing material |
| 01/05/2011 | CN101935100A Biological pyrite composite material, preparation method thereof and using method thereof |
| 01/05/2011 | CN101935099A Composition for purifying water quality and preparation method thereof |
| 01/05/2011 | CN101935098A Drinking water clarifying disinfectant |
| 01/05/2011 | CN101935097A Solid-liquid separation flocculating agent for waste drilling fluid and preparation method thereof |
| 01/05/2011 | CN101935096A Production method of decolorizing flocculant capable of reducing COD |
| 01/05/2011 | CN101935095A Preparation method of polysilicate flocculating agent |
| 01/05/2011 | CN101935094A Method for preparing decoloring flocculant of reactive dye waste water |
| 01/05/2011 | CN101935093A Continuous flow reactor for high-concentration nitrogen-phosphorus wastewater and method thereof for treating wastewater |
| 01/05/2011 | CN101935092A Water treatment device for combining low-temperature plasma and air oxidation |
| 01/05/2011 | CN101935091A Porous reactor |
| 01/05/2011 | CN101935090A Novel water storage tank |
| 01/05/2011 | CN101935089A Membrane concentrating and recycling method of hydrogen peroxide alkaline chemico-mechanical pulping waste water |
| 01/05/2011 | CN101935088A Ultrasonic reinforced mixing device |
| 01/05/2011 | CN101935087A Double-frequency ultrasonic chemical reactor |
| 01/05/2011 | CN101935086A Refrigerator and water purification device |
| 01/05/2011 | CN101935085A Microwave oxidized waste water treatment system and waste water treatment method |
| 01/05/2011 | CN101935084A Dust absorbing device for storage hopper in wet powdered activated carbon dosing equipment |
| 01/05/2011 | CN101935083A Dust absorbing device of mixing barrel in automatic wet powdery activated carbon adding equipment |
| 01/05/2011 | CN101935082A Dust absorption device for mixing drum in powder activated carbon manual wet-type feeding device |
| 01/05/2011 | CN101935081A Pressure type air flotation separation device |
| 01/05/2011 | CN101935080A High-concentration ammonia nitrogen blowoff treatment system |
| 01/05/2011 | CN101935079A Vacuum flash evaporation enhanced mass transfer deoxidation equipment and deoxidation process |
| 01/05/2011 | CN101935078A Sea water desalination device and method |
| 01/05/2011 | CN101935077A Waste acid concentration multistage treatment method |
| 01/05/2011 | CN101935076A Desalination and heat exchange method for sea water through low-temperature multiple-effect distillation |
| 01/05/2011 | CN101935075A Modularized low-temperature multi-effect seawater desalination evaporator and assembly method thereof |
| 01/05/2011 | CN101935074A Drinking water activation and purification device |
| 01/05/2011 | CN101935073A Drinking water activating and purifying device |
| 01/05/2011 | CN101934230A Iron inner electrolysis catalyst and preparation method thereof |
| 01/05/2011 | CN101934226A Inorganic composite material of catalytic degradation surface active agent waste water and preparation method thereof |
| 01/05/2011 | CN101934223A Preparation method for composite crosslinked adsorbent for waste water treatment |
| 01/05/2011 | CN101934220A In-situ self-reduction zinc-loading active carbon as well as preparation method and application thereof |
| 01/05/2011 | CN101934200A Method for cleaning hollow fiber membrane |
| 01/05/2011 | CN101934199A Offline reverse osmosis membrane cleaning equipment |
| 01/05/2011 | CN101934198A Coiling type reverse osmosis membrane element with even water distribution |
| 01/05/2011 | CN101934171A Filter medium for removing polybrominated diphenyl ether from drinking water and preparation method thereof |
| 01/05/2011 | CN101934159A Powdery active carbon (PAC) tiptronic wet-type feeding device and dust absorption device thereof |
| 01/05/2011 | CN101933521A Preparation and application thereof of sterilization composition |
| 01/05/2011 | CN101597103B Preparation method for drinking water magnesian defluorinating agent |
| 01/05/2011 | CN101597102B Preparation method for magnetic flocculant in magnetic separation method water processing technique |
| 01/05/2011 | CN101575130B Method for preparing rare earth ceria modified inorganic polymeric flocculant by using industrial waste |
| 01/05/2011 | CN101560005B Amphoteric polymeric flocculant for removing phosphor in sewage |
| 01/05/2011 | CN101555051B Production method for powder porous lead dioxide electrode used for treating organics in water |
| 01/05/2011 | CN101549939B Leather making integrated waste water treatment method |
| 01/05/2011 | CN101538082B Purificant for purifying oily sewage |
| 01/05/2011 | CN101526821B Intelligent control method for electrolyzed oxidizing water centralized supply system |
| 01/05/2011 | CN101525165B Calcium peroxide preparation used for water fast oxygenation and preparation method thereof |
| 01/05/2011 | CN101525164B Sodium percarbonate preparation used for water fast oxygenation and disinfection and preparation method thereof |
| 01/05/2011 | CN101508514B Zero discharge recycle treatment method for garbage leachate |
| 01/05/2011 | CN101503709B Method for preparing bioflocculation by Bacillus licheniformis |
| 01/05/2011 | CN101502785B Method for preparing nano titanates for removing surface modification of heavy metal ion |
| 01/05/2011 | CN101497464B Method for processing pickle liquor or electroplating waste liquor |
| 01/05/2011 | CN101456609B Purifier for reverse osmosis direct drinking machine |
| 01/05/2011 | CN101381435B Preparation method of spherical polyelectrolyte brush and use thereof |
| 01/05/2011 | CN101337751B Processing process for production waste water of tetrabutyltin |
| 01/05/2011 | CN101293719B Recovery processing technique for organic waste water of plating pretreatment |
| 01/05/2011 | CN101284689B Water processing reactor integrating photocatalysis and biological degradation and method thereof |
| 01/05/2011 | CN101142006B Gravity tank for discharging used water into a receiving body of water |
| 01/04/2011 | US7865270 System, method, and apparatus for managing wastewater treatment installation |
| 01/04/2011 | US7862784 Apparatus and method for variably sterilizing aqueous liquids |
| 01/04/2011 | US7862780 Apparatus and method of making transformed water |
| 01/04/2011 | US7862730 during oil drilling operations; using a separation tank having a first partition and a second partition, passing the fluid through a plurality of baffles |
| 01/04/2011 | US7862728 multicompartment in the chamber having a plurality of baffles and the source of ultraviolet light; uniform exposure to disinfection, utilizing the purified water to cool the electronics; increases the energy efficiency; can be used in treating the drinking water anywhere in the world |
| 01/04/2011 | US7862725 absorbing the mercury by a silica-gel substrate, catalysis by TiO2, HgO, ZnO, V2O5, SnO2, modified TiO2 coated with Pt; irradiating the composite material with radiation to oxidize the adsorbed mercury; regenerating the composite; water pollution control |
| 01/04/2011 | US7862715 Apparatus for removing undesirable components from a contaminated solution containing both desirable and undesirable components |
| 01/04/2011 | US7862710 Residential reverse osmosis system |
| 01/04/2011 | US7862700 Water treatment system and method |
| 01/04/2011 | US7862692 preheating condensed water in the heat exchangers; distilling in the evaporators the condensed water from the heat exchangers; in concavo-convex shape, wherein the heat exchange boundary face is formed of a metal plate of aluminum or copper; enhancing evaporation efficiency, low operation cost |
| 01/04/2011 | US7862530 Hemodialysis without administering a systemic anticoagulant; the dialysate contains sodium citrates and potassium citrates as well as calcium and magnesium ions; increased urea clearance and pre-dialysis serum levels of bicarbonate |
| 01/04/2011 | CA2627846C Process for bleaching lignocellulose pulp |
| 01/04/2011 | CA2465501C Ultraviolet disinfecting apparatus |
| 01/04/2011 | CA2456978C A method for disinfecting and stabilizing organic wastes with mineral by-products |
| 01/04/2011 | CA2421167C Method for treating waste by hydrothermal oxidation |
| 01/04/2011 | CA2399400C Process for production of hydrogen from anaerobically decomposed organic material |
| 12/30/2010 | US20100333221 Mutated hyperthermophilic phosphotriesterases and uses thereof |
| 12/30/2010 | US20100331178 Method of synthesizing zirconium-loaded fibrous adsorbent materials having phosphoryl groups and removal of objectionable substances using the adsorbents |
| 12/30/2010 | US20100327586 Drainage, filtration, and electricity generating systems and methods |
| 12/30/2010 | US20100327581 Miniature hydro-power generation system power management |
| 12/30/2010 | US20100327214 Biodegradable surface layer film for pools or spas to prevent evaporation and heat loss |
| 12/30/2010 | US20100327095 Water treatment systems and methods |
| 12/30/2010 | US20100326929 Fluid treatment reactor |
| 12/30/2010 | US20100326926 Systems and methods for generation of low zeta potential mineral crystals to enhance quality of liquid solutions |