Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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03/13/2008 | CA2559632A1 Water treatment apparatus system and method |
03/12/2008 | EP1897857A1 Water treatment system |
03/12/2008 | EP1897856A1 Apparatus for treating fat-containing wastewater and method of treating fat-containing wastewater |
03/12/2008 | EP1897855A2 Device and method of preparing drinking water |
03/12/2008 | EP1897854A1 Methods for reducing boron concentration in high salinity liquid |
03/12/2008 | EP1897806A2 System for washing an aero gas turbine engine |
03/12/2008 | EP1897602A1 Filtration device |
03/12/2008 | EP1896372A1 Use of copolymers containing alkylene oxide units as an additive to aqueous systems |
03/12/2008 | EP1896371A1 An apparatus for treating small river water |
03/12/2008 | EP1896370A2 Electrolytic cell and system for treating water |
03/12/2008 | EP1896369A2 Fluid purification system comprising dispersal plate with flow diverting members |
03/12/2008 | EP1896367A2 Apparatus for measuring a set of electrical characteristics in a plasma |
03/12/2008 | EP1740283A4 Fully automated water processing control system |
03/12/2008 | EP1689523A4 Metal oxide/hydroxide materials |
03/12/2008 | CN201034963Y Reverse osmosis membrane on-line testing apparatus |
03/12/2008 | CN201034373Y Purification water heater |
03/12/2008 | CN201033757Y Sewage water treatment system for fruit juice waste water |
03/12/2008 | CN201033756Y Scouring sewage water multi-cycle treating apparatus |
03/12/2008 | CN201033755Y Multifunctional water purifying storage apparatus |
03/12/2008 | CN201033754Y Used water renovation purifying storage apparatus |
03/12/2008 | CN201033747Y Photocatalysis sewage treatment equipment |
03/12/2008 | CN201033746Y Integral hyperfiltration purifier |
03/12/2008 | CN201033745Y Solar energy photovoltaic hyperfiltration sea-water distillator |
03/12/2008 | CN201033744Y Air-float filter chamber |
03/12/2008 | CN201033743Y Membrane shell type multiple-effect membrane-reduction distillation sea-water distillator |
03/12/2008 | CN201033742Y Water treatment system |
03/12/2008 | CN201033741Y Sterilized water tank and automatic water-compensating system having same |
03/12/2008 | CN201033740Y Housing case for water-treating equipment |
03/12/2008 | CN201033739Y Microwave water treatment industrial apparatus |
03/12/2008 | CN201033738Y Ceramic tile filtering apparatus |
03/12/2008 | CN201033283Y Sewage processing device with membrane filtration component |
03/12/2008 | CN101142143A Process and kit for formation of active hydrogen water, gypsum feeder for the formation, active hydrogen forming materials and process for the production of the materials |
03/12/2008 | CN101142142A Structure or high hydrogen concentration water fabrication |
03/12/2008 | CN101142141A Method of inhibiting the growth of microorganisms |
03/12/2008 | CN101142006A Gravity tank for discharging used water into a receiving body of water |
03/12/2008 | CN101140657A Stations type rubbish and integrated waste water treatment system |
03/12/2008 | CN101139503A Method for reclaiming saponifying abietyl from industrial waste water and device thereof |
03/12/2008 | CN101139409A Functionalized macromolecular magnetic carrier and preparation method and use thereof |
03/12/2008 | CN101139333A Process for comprehensive utilization of furfural waste water |
03/12/2008 | CN101139307A Antibiotic clean production method |
03/12/2008 | CN101139156A Textile printing and dyeing wastewater advanced treatment method |
03/12/2008 | CN101139155A Non-excess activated sludge discharged printing and dyeing wastewater processing equipment and operation method thereof |
03/12/2008 | CN101139153A Combined type cultivation wastewater purification method and device |
03/12/2008 | CN101139152A Printing and dyeing wastewater advanced treatment and recycling method by using resin |
03/12/2008 | CN101139151A Desalting amd concentrating method of polyvinyl chloride technique wastewater |
03/12/2008 | CN101139150A Preoxidized-composite electrolyzing method for removing arsenic in groundwater |
03/12/2008 | CN101139149A Industrial sewage circulating recovery utilization method and equipment thereof |
03/12/2008 | CN101139148A Processing method of wastewater in the sebacic acid production and special extractor thereof |
03/12/2008 | CN101139147A Stone oil well drilling sullage continuous processing technique |
03/12/2008 | CN101139145A Sullage oxidized coagulated decolorizing process technique |
03/12/2008 | CN101139144A Method for processing acidity ammonium nitrogen wastewater in fertilizer plant by using membrane separation |
03/12/2008 | CN101139143A Hyperfiltration reverse- rinsing water recovery processing method and device thereof |
03/12/2008 | CN101139142A Oily sewage processing method |
03/12/2008 | CN101139141A Phthalic ester plasticizer wastewater preprocessing method |
03/12/2008 | CN101139139A Economizing type sewage processing system for circulating biological bacterium system reduction |
03/12/2008 | CN101139134A High-ammonia nitrogen low C/N ratio waste water treatment process and use thereof |
03/12/2008 | CN101139130A Method for preparing continuous long-acting and oxydol-free Fenton agent |
03/12/2008 | CN101139129A Method for processing blue algae in pool, riverway or lake |
03/12/2008 | CN101139128A Medical stone mineralization, degasification activation and galvanomagnetism water preparing method |
03/12/2008 | CN101139127A Functionalized silicon coating mesoporous magnetic carrier and preparation method and application thereof |
03/12/2008 | CN101139126A Method for preparing composite ammonia nitrogen remover and application thereof |
03/12/2008 | CN101139125A Method for removing halogen acetic acid in the drinking water |
03/12/2008 | CN101139124A Blue algae volume reduction technique |
03/12/2008 | CN101139123A Water bloom blue algae dewatering method |
03/12/2008 | CN101139122A Multifunctional oil-contained waste water treatment device |
03/12/2008 | CN101139121A Activated carbon fiber-ozone oxidizing cooperated degradation method for the subaqueous phenolic compound |
03/12/2008 | CN101139120A Method for purifying eutrophication water body |
03/12/2008 | CN101139119A Machine for desalination of sea water by using pressure gas flash evaporation method |
03/12/2008 | CN101139118A Technique for processing wastewater containing methanol and dimethyl ether |
03/12/2008 | CN101139117A Technique for processing wastewater containing methanol and dimethyl ether |
03/12/2008 | CN101139116A Machine for desalination of sea water by using billow energy |
03/12/2008 | CN101139115A Composite emulsion breaking scavenging agnet and preparation method thereof |
03/12/2008 | CN101139114A Bathroom hot water recovery |
03/12/2008 | CN101139113A High-efficienct algae-removing and clean water reduction method |
03/12/2008 | CN101139097A Boric acid formed in waste liquor recovery processing method and processing system thereof |
03/12/2008 | CN101138704A Processing method of filter-core of osmosis- reverse system |
03/12/2008 | CN101138689A Filtration medium for eliminating ammonia nitrogen in water and method of preparing the same and filter element formed by said filtration medium |
03/12/2008 | CN101138330A High-yield sweetfish cultivation method |
03/12/2008 | CN100374379C Water treatment compositions with masking agent and method of purifying drinking water |
03/12/2008 | CN100374378C Treatment process for recovering industrial wastewater from producing furfural |
03/12/2008 | CN100374377C Sea water desalting method |
03/11/2008 | US7341671 Method of controlling the growth of microorganisms |
03/11/2008 | US7341670 Method for treating wastewater |
03/11/2008 | US7341667 Process for reduction of inorganic contaminants from waste streams |
03/11/2008 | US7341665 a system comprising at least two types of apolar zeolites placed in succession; has structural channel dimensions similar to those of the molecules of the contaminants to be removed |
03/11/2008 | US7341655 Applying a sweeping voltage across the electrodes for increasing the active surface area of at least one electrode having a surface comprising a group VIII metal in an electrochemical cell |
03/11/2008 | US7341652 Fixing column to inlet chamber provides durability; no need for calibration of the robotic system when a column is replaced; fixed chamber coupled with valved input allows the system to exclude the liquid sample from the exterior environment and allows rapid sampling and high throughput |
03/11/2008 | US7341618 Filters and methods of making and using the same |
03/11/2008 | US7340879 Locally powered water distillation system |
03/11/2008 | CA2376616C Method and apparatus for treating of water/wastewater |
03/11/2008 | CA2210027C Polymer dispersants and methods of use in a nuclear steam generator |
03/11/2008 | CA2201486C Method and means for hydrolysis of organic materials |
03/11/2008 | CA2186860C Improvements in electrodialysis including filled cell electrodialysis (electrodeionization) |
03/11/2008 | CA2118699C Apparatus for monitoring liquids |
03/06/2008 | WO2008027879A2 Media for the removal of heavy metals and volatile byproducts from drinking water |
03/06/2008 | WO2008027721A1 Fast, high capacity hydrogen sulfide scavengers |
03/06/2008 | WO2008026462A1 Water purification method and system therefor |
03/06/2008 | WO2008026354A1 Multistage flush type desalination plant |
03/06/2008 | WO2008026208A2 Gravitational filter and liquid purification device |
03/06/2008 | WO2008026196A1 Method and device for waste-water purification |