Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124)
09/2011
09/07/2011CN102173481A marine outboard cooling well with marine life controlling device
09/07/2011CN102173480A Method for preparing two-phase porous lead dioxide composite electrode
09/07/2011CN102173479A Wind-power complementary pneumatic seawater desalting device
09/07/2011CN102173478A Residue intercepting curtain
09/07/2011CN102173477A Preparation technique of novel silver-carried activated carbon by hydrothermal method
09/07/2011CN102173476A Method for making ice and desalinating sea water by using beach, tide and cold
09/07/2011CN102173475A Method for making ice and salt and desalinating sea water with natural resources
09/07/2011CN102173474A Device for prolonging retention time of liquid drops in desulfurization wastewater evaporator
09/07/2011CN102173473A High-temperature steam biological wastewater inactivation system
09/07/2011CN102173472A Solar sterilization equipment
09/07/2011CN102173471A A cartridge for an additive dispensing system
09/07/2011CN102173470A Method for inhibiting growth of blue-green algae by using aquatic plant extract
09/07/2011CN102173469A Circulating cooling water system and operation method thereof
09/07/2011CN102173468A Special water saving device for water purifying machine
09/07/2011CN102173467A Detachable uniform water distribution device
09/07/2011CN102173466A Staircase grid solid-liquid separation device
09/07/2011CN102173440A Magnesium/aluminium (Mg/Al) binary hydrotalcite and application thereof in treatment of chemical wastewater
09/07/2011CN102172540A Polyoxometallate-based industrial dye decoloring photocatalyst and preparation method thereof
09/07/2011CN102172522A Method for preparing samarium-doped titanium dioxide thin film
09/07/2011CN102172514A Absorbent material for selectively absorbing As<+5> ions and preparation method thereof
09/07/2011CN102172510A Preparation method of MnO2/Fe3O4 compound adsorbent and method for removing lead in water with compound adsorbent
09/07/2011CN102172484A Device capable of improving gas and solution mixing efficiency
09/07/2011CN102172480A Polyvinyl chloride/diatomite composite membrane and preparation method and application thereof
09/07/2011CN102172448A Filter material for dephosphorizing wastewater and manufacturing method thereof
09/07/2011CN102172445A Production process and structure of multifunctional PP (polypropylene) cotton filter element
09/07/2011CN102172436A NHD (polyethylene glycol dimethyl ether) desulfurization and decarburization condensate recovery method and system
09/07/2011CN101857326B Comprehensive treatment method of high-concentration cyanogens-containing and thiocyanate-containing waste liquid
09/07/2011CN101816845B Water treatment device
09/07/2011CN101811797B Coal gasification waste water biochemical treatment equipment and method
09/07/2011CN101806445B Trough type solar multistage heat utilization device
09/07/2011CN101798153B Water preparing machine for accurately controlling electrolysis
09/07/2011CN101797498B Preparation method and application of chitosan absorbent
09/07/2011CN101786706B Flocculation reactor
09/07/2011CN101786684B Flow guide plate for shallow-tank air-floatation water purifier
09/07/2011CN101781051B Aeration and low frequency ultrasonic wave reinforced film coagulation reaction separating device and method for producing drinking water thereby
09/07/2011CN101774722B Novel industrial sewage treatment process
09/07/2011CN101759263B Method for removing lead, copper and zinc pollution from water sources through coagulation
09/07/2011CN101704560B Technique for desalting sea water, making salt and comprehensively using by-products thereof by utilizing wind energy, solar energy and heat pump technologies
09/07/2011CN101701744B Mine explosion suppression and intrinsic safety water boiler
09/07/2011CN101671066B Non-diaphragm electrochemical waste water treatment device
09/07/2011CN101670266B Method for removing organic cationic dyes from waste water by magnetic nano adsorption material
09/07/2011CN101648057B Method for degrading phenol through electric flocculation
09/07/2011CN101643288B Method for separating, purifying and recycling waste hydrochloric acid containing iron
09/07/2011CN101633733B Conductive polyaniline humic acid complex, preparation method thereof and application of mercury ion in adsorbed water body
09/07/2011CN101628766B Physico-chemical comprehensive water treatment equipment and use method thereof
09/07/2011CN101622202B Apparatus for removing dissolved hydrogen sulfide in anaerobic treatment
09/07/2011CN101613162B Treatment method for recycling electroplating wastewater
09/07/2011CN101597111B Quality-separation water clarifier with water purification function
09/07/2011CN101591353B Novel process for recycling mother solution of glyphosate prepared by glycin method
09/07/2011CN101583856B Optical radiation sensor system
09/07/2011CN101580291B Water magnetizing device
09/07/2011CN101565218B Assembly method of large-scale low-temperature multi-effect seawater desalination evaporator
09/07/2011CN101555056B High-efficiency emulsion splitter
09/07/2011CN101549929B Method for distilling absorption type negative-pressure thermal cycle coking wastewater
09/07/2011CN101538070B Solar energy sea water desalinating device
09/07/2011CN101503480B Microwave synthesizing method for disproportionated rosin-chitosan conjugate
09/07/2011CN101497472B Process for treating oilfield sulfur-containing sewerage
09/07/2011CN101492039B Environmental protection cleaning method and station of chemical industry operation storage and transportation device
09/07/2011CN101468826B Filter element of water purifier and water purifier equipped with the same
09/07/2011CN101439887B Filter element of water purification and water purifier equipped with the same
09/07/2011CN101439240B Filter element of water purifier and water purifier equipped with the same
09/07/2011CN101426736B Water circulation systems for ponds, lakes, municipal tanks, and other bodies of water
09/07/2011CN101402495B Process for treating waste water from thiol methyl tin production
09/07/2011CN101397180B Technique for centralized processing and comprehensive utilization of drilling wastes
09/07/2011CN101381185B Denitrification processing method of coking wastewater and processing arrangement
09/07/2011CN101353193B Water treatment process and equipment
09/07/2011CN101314491B Liquid treatment method and apparatus
09/07/2011CN101291881B Pulse resonating device
09/07/2011CN101291880B Ion concentration regulation method and ion concentration regulation apparatus
09/07/2011CN101263799B Horizontal adsorption filtration device
09/07/2011CN101263798B Vertical type adsorption filtration device
09/07/2011CN101250012B Glacier water as well as preparation method and use thereof
09/07/2011CN101229949B Mobile radioactive liquid waste treatment equipment
09/06/2011USRE42669 Vertical cylindrical skein of hollow fiber membranes and method of maintaining clean fiber surfaces
09/06/2011US8013204 Use of partly prehydrated lime for separating a solid matter/liquid mixture, method for treating sludge and purified sludge obtained by said method
09/06/2011US8012758 Monitor paper making or hydroentangling non-woven process stream; sample and analyze fluid with dissolved oxygen probe, oxidation reduction potential probe
09/06/2011US8012358 Mobile systems and methods of sufficiently treating water so that the treated water may be utilized in well-treatment operations
09/06/2011US8012356 Method for separating and recovering lignin derivatives
09/06/2011US8012346 Storm sewer insert for filtering and treating stormwater
09/06/2011US8012340 Method for generating electrochemically activated cleaning liquid
09/06/2011US8012339 Includes tank for holding supply of liquid to be treated and functional generator carried by hand-held spray apparatus which receives liquid from tank and has anode chamber and cathode chamber separated by an ion exchange membrane and electrochemically activates liquid; for cleaning and/or sanitizing
09/06/2011US8012116 Device to reduce brain edema by surface dialysis and cooling
09/06/2011US8012114 Hemodialysis unit comprising emergency activation means
09/06/2011US8011330 Systems and methods for engine emissions reduction on ships
09/06/2011US8011311 Apparatus and method for inhibiting fouling of an underwater surface
09/05/2011CA2733864A1 Magnetic separation apparatus and waste water treatment apparatus
09/02/2011DE202011000680U1 Druckbehälter für ein Wasserfiltersystem Pressure tank for a water filtration system
09/01/2011WO2011106706A2 Method for removing selenium from water
09/01/2011WO2011106669A1 Treatment stages for selenium removal
09/01/2011WO2011106151A1 Water treatment device and method
09/01/2011WO2011106062A2 Silica remediation in water
09/01/2011WO2011105911A1 Method and device for treatment of water
09/01/2011WO2011105566A1 Seawater desalting system
09/01/2011WO2011105550A1 Seawater desalination device
09/01/2011WO2011105533A1 Air cleaning device having air purification function and operation control method therefor
09/01/2011WO2011105416A1 Beverage bottle attachment and beverage bottle using same
09/01/2011WO2011105260A1 Device and method for treating ballast water for ship
09/01/2011WO2011105205A1 Ultraviolet oxidation device, ultrapure water production device using same, ultraviolet oxidation method, and ultrapure water production method
09/01/2011WO2011104841A1 Exhaust gas treatment system, and exhaust gas treatment method
09/01/2011WO2011104840A1 Exhaust gas treatment system, and exhaust gas treatment method