| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 10/10/2007 | CN101050175A Method for recovering cupric oxalate and acid liquor from acidic etching waste solution |
| 10/10/2007 | CN101050165A Wastewater treatment for benzoic alcohol, and technique for recovering benzoic alcohol |
| 10/10/2007 | CN101050049A Method for synthesizing and using oil sludge falling to the ground |
| 10/10/2007 | CN101050044A Method for carrying out advanced treatment on papermaking sewage |
| 10/10/2007 | CN101050043A Ecological management method for water pollution |
| 10/10/2007 | CN101050042A Equipment and method for treating wastewater difficult to be degraded by biology method of hydrolysis composite membrane |
| 10/10/2007 | CN101050040A Apparatus for treating sewage containing oil, and processing technique |
| 10/10/2007 | CN101050039A Water filter |
| 10/10/2007 | CN101050038A Technique for treating purification in the late stage of seawater desalination |
| 10/10/2007 | CN101050037A Method for treating paper making sewage |
| 10/10/2007 | CN101050036A Method for controlling generation quantity of bromic acid radicle in treating procedure for oxidizing drinking water by ozone |
| 10/10/2007 | CN101050035A Method for treating wastewater of containing oil by using electron beam irradiation |
| 10/10/2007 | CN101050034A Economy type integrated water treatment plant |
| 10/10/2007 | CN101050017A Light catalyzed ozone tube |
| 10/10/2007 | CN101050016A Method for treating dyeing wastewater in transfer piping by ozone |
| 10/10/2007 | CN101050015A Method for treating wastewater containing phenol by high ozone concentration |
| 10/10/2007 | CN101050014A Method for treating wastewater containing copper and vanadium |
| 10/10/2007 | CN101050013A Equipment and technique for treating organic iron in sewage |
| 10/10/2007 | CN101050012A Acid water and process for its preparation |
| 10/10/2007 | CN101050011A Membrane filtered drinkable mineral raw water containing selenium and germanium |
| 10/10/2007 | CN101050010A Method for treating acid wastewater of titanium white |
| 10/10/2007 | CN101050009A Medicament for reducing and removing heavy metal ion in wastewater in coal cutting subsidence area, and processing method |
| 10/10/2007 | CN101050008A Method for treating water cut out from oil field |
| 10/10/2007 | CN101050007A Strong effective decoloring decontaminating purifying agent for wastewater of dyestuff, and preparation method |
| 10/10/2007 | CN101050006A Technique for refining salt water |
| 10/10/2007 | CN101050005A 水处理方法 Water treatment method |
| 10/10/2007 | CN101050004A Method for governing ultrophication water body by using stalk of plants |
| 10/10/2007 | CN101050003A Automatic apparatus for collecting and treating medical sewage |
| 10/10/2007 | CN101050002A Method for treating industrial wastewater by low temperature using plasma and treating equipment |
| 10/10/2007 | CN101050001A Method for removing herbicide Dailon in water |
| 10/10/2007 | CN101050000A Method for removing atranex in water |
| 10/10/2007 | CN101049999A Coupling devices of using nuclear energy for sea water desalination, and method |
| 10/10/2007 | CN101049998A Household reverse osmosis pure water apparatus without wastewater effluent |
| 10/10/2007 | CN101049997A Silicon dioxide adulterated composite material of humic acid and calcium, preparation method and application |
| 10/10/2007 | CN101049996A Filtration equipment for clarifying of natural mineral for seawater desalination |
| 10/10/2007 | CN101049995A Ion exchange unit of natural mineral for seawater desalination |
| 10/10/2007 | CN101049994A Ion exchanger of natural mineral for seawater desalination |
| 10/10/2007 | CN101049993A Method for treating polymer in wastewater of oil extraction or other wastewaters or waste solution by ultraviolet / ultrasonic techniques |
| 10/10/2007 | CN101049992A Light catalyzed water treatment equipment of 3D fiber layer of titanium dioxide |
| 10/10/2007 | CN101049991A Method for preparing bush of Nano TiO2 fiber |
| 10/10/2007 | CN101049990A 净水器 Water Purifier |
| 10/10/2007 | CN101049989A 净水器 Water Purifier |
| 10/10/2007 | CN101049988A Using leaves of plant in cypress family to deodorize wastewater |
| 10/10/2007 | CN101049987A Method for deodorizing wastewater by using seeds as deodorizer |
| 10/10/2007 | CN101049986A Preparing tea powder for treating waste water polluted by polycyclic aromatic hydrocarbon, and method of application |
| 10/10/2007 | CN101049985A Method by using concentrated seawater in high hardness and high salinity being as industrial circulating cooling water |
| 10/10/2007 | CN101049984A Purified filtering agent for seawater desalination by using natural mineral |
| 10/10/2007 | CN101049983A Solar energy apparatus for dehydrating and vaporizing solution |
| 10/10/2007 | CN101049982A Hybrid water desalination system and method of operation |
| 10/10/2007 | CN101049981A Thermal cycled sea water desalination system, and exhaust gas distillation method |
| 10/10/2007 | CN101049980A Method for comprehensive utilization for benzene extracting concentrated solution of residue wastewater |
| 10/10/2007 | CN101049972A Method for synthesizing composite hydroxide of iron and aluminum, and application |
| 10/10/2007 | CN101049942A Hydrosol of vermiculite, preparation method, and application |
| 10/10/2007 | CN101049563A Preparing Nano Ag/CeO2 catalyst possessing catalytic activity of visible light |
| 10/10/2007 | CN100342023C Production of a fermentation product |
| 10/10/2007 | CN100341804C Oil-extracting waste water treatment process |
| 10/10/2007 | CN100341802C Method for deep treatment of bromine ion-containing drinking water |
| 10/10/2007 | CN100341801C Method for recovering nickel and removing impurity from nickel-plated wastewater |
| 10/10/2007 | CN100341800C Method and apparatus for the treatment of liquid effluents containing pollutants in a suspension |
| 10/10/2007 | CN100341799C Scale removal method adapted for circulating and cooling water system |
| 10/10/2007 | CN100341796C Bottom silt storage-yard residual-water treatment method and system for environmental protection dredging |
| 10/10/2007 | CN100341795C Electrolytic water containing dissolved hydrogen |
| 10/10/2007 | CN100341794C Method of treating heavy metal industrial effluent with turf as adsorbent |
| 10/10/2007 | CN100341793C Method for improving whiteness of dense soda prepared by liquid phase hydration method |
| 10/10/2007 | CN100341792C Polymer material small-sized humidifying-dehumidifying desalination apparatus and manufacturing method |
| 10/10/2007 | CN100341609C Strong brine energy recovery device based on reverse osmosis desalination technology |
| 10/09/2007 | US7279843 Inductively powered apparatus |
| 10/09/2007 | US7279215 Membrane modules and integrated membrane cassettes |
| 10/09/2007 | US7279103 Metals are precipitated, either in a batch or in a continuous system, for removal of individual metal products in a specific sequence of steps from the wastewater, pH is adjusted to the specific pH range and sulfide ion is introduced to precipitate the metals, bioconversion converts sulfate |
| 10/09/2007 | US7279099 Sludge treatment process |
| 10/09/2007 | US7279098 Water treatment apparatus |
| 10/09/2007 | US7279096 Forming ion binding channels in crosslinked membrane |
| 10/09/2007 | US7279093 Module for removing organic compounds from foaming wastewater by oxidation |
| 10/09/2007 | US7279092 UV wastewater treatment device |
| 10/09/2007 | US7279083 Electrodeionisation apparatus |
| 10/09/2007 | US7278981 Disposable cartridge for a blood perfusion system |
| 10/09/2007 | US7278630 Apparatus and method for producing small gas bubbles in liquids |
| 10/09/2007 | CA2356976C Water treatment process and apparatus |
| 10/09/2007 | CA2193944C Turbulent flow cold-wall reactor |
| 10/04/2007 | WO2007111531A1 Water treating method |
| 10/04/2007 | WO2007111524A1 Biopolymer hydrating method |
| 10/04/2007 | WO2007110733A1 A process for the recovery of superior quality and super white industrial grade salt from subsoil/sea brines |
| 10/04/2007 | WO2007110547A2 Method of obtaining a coagulant product, product intended for manufacturing the said coagulant, and method of treating wastewater and/or industrial effluent using the said coagulant. |
| 10/04/2007 | WO2007110463A1 Machine for obtaining and purifying water contained in waste |
| 10/04/2007 | WO2007110092A1 Reactor and method for decalcifying water and simultaneous removal of pollutants |
| 10/04/2007 | WO2007110008A1 Installation for, and method of, fully biological water treatment |
| 10/04/2007 | WO2007109895A1 Fluid treatment system |
| 10/04/2007 | WO2007060530A3 Evaporation panels for the treating of sewage and device and method for the manufacturing thereof |
| 10/04/2007 | WO2007050503A3 Methods and systems for treating wastewater |
| 10/04/2007 | WO2007029256A3 Method and apparatus for wastewater treatment |
| 10/04/2007 | WO2006116533A3 Treating produced waters |
| 10/04/2007 | US20070227982 Method for providing safe, clean chlorinated recreational water |
| 10/04/2007 | US20070227980 Water treatment process and apparatus |
| 10/04/2007 | US20070227977 Method and device to remediate oil spill |
| 10/04/2007 | US20070227976 Ion exchange resin bed; flow passage control valve for switching between a water service operation and a regeneration operation; and a tank for salt water to be used in regeneration; salt water supply line with a flow detector |
| 10/04/2007 | US20070227958 Magnetic fuel conditioner |
| 10/04/2007 | US20070227955 Apparatus for the Filtration of Liquids |
| 10/04/2007 | US20070227905 Electrolytic Deposition Treatment Apparatus and Method |
| 10/04/2007 | US20070227904 Process for sewage water purification |
| 10/04/2007 | DE10337550B4 Verfahren zur kontinuierlichen Regenerierung von Sorptionsmittel bei der Wasserreinigung Process for the continuous regeneration of sorbent in water purification |