| Patents for C02F 101 - Nature of the contaminant (7,129) |
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| 05/22/2009 | WO2009062581A2 Two-stage method for the recovery of chemicals from waste water |
| 05/22/2009 | WO2009062580A2 Method for producing fibrous material using renovated waste water |
| 05/22/2009 | WO2009040559A3 A method of remediating contaminated water and apparatus for the same |
| 05/21/2009 | US20090127091 Water Treatment Method for Heavy Oil Production |
| 05/20/2009 | CN201240946Y Apparatus for restoring chromium polluted water |
| 05/20/2009 | CN101434915A Method for cultivating nitrosobacteria flora and method for treating wastwater containing ammonia nitrogen |
| 05/20/2009 | CN101434432A Method for degradating nitrophenol pollutant by catalytic wet co-oxidation method |
| 05/20/2009 | CN100488899C Diaphragm separation electrolyzing integrated treatment method for waste water containing heavy metal copper |
| 05/20/2009 | CN100488892C Pressurized catalysis biological contact oxidation tower (device) |
| 05/20/2009 | CN100488885C Method for adsorbing phosphor contaminant in waste water by refuse ore |
| 05/14/2009 | US20090120872 Composition and bioremediation method for water polluted by hydrocarbons |
| 05/14/2009 | US20090120871 Devices for water treatment |
| 05/14/2009 | US20090120870 Apparatus, System and Method for Recovery of Artifacts and Eradication of Invasive Species in Aquatic Environments |
| 05/13/2009 | CN101432232A Polymeric chelant and coagulant to treat metal-containing wastewater |
| 05/13/2009 | CN101429487A M-sporangiocyst bacterium Q5-1 for purifying chromium pollution in wastewater and uses thereof |
| 05/13/2009 | CN101429486A Brood cell bacillus MK3-1 for purification of heavy metal pollution and uses thereof |
| 05/13/2009 | CN101428929A Method for direct advanced treatment for heavy metal wastewater with biological agent |
| 05/13/2009 | CN101428916A Ammonia nitrogen wastewater treating method |
| 05/13/2009 | CN101428895A Method for pretreating nitrobenzene-containing wastewater by employing steel scoria-bivalent iron ion system |
| 05/13/2009 | CN101428891A Method for treating plumbum-containing wastewater with modified spent grain |
| 05/13/2009 | CN101428888A Method and apparatus for treating polychloride waste |
| 05/13/2009 | CN101428879A Combined electric flocculation defluorination process and uses thereof |
| 05/13/2009 | CN101428870A Process for producing spent grain immobilized spherule and process for treating plumbum-containing wastewater with the same |
| 05/13/2009 | CN101428869A Method for purifying fluorine in water |
| 05/07/2009 | US20090114594 Pervaporation Membranes Highly Selective For Volatile Solvents Present In Fermentation Broths |
| 05/07/2009 | US20090114591 System and Method for Pretreating Biomass |
| 05/06/2009 | EP2054348A1 Method for removing sulphate and heavy metals from waste water |
| 04/30/2009 | US20090107914 Novel plant gene and uses thereof |
| 04/30/2009 | US20090107901 Combined Centrifugal Separator |
| 04/29/2009 | CN101418273A Denitrifying pseudomonas SH12 of industrial effluent biological denitrification and use |
| 04/29/2009 | CN100482308C Removal method and equipment for sucking ammonia nitrogen in waste water through negative pressure of vacuum |
| 04/23/2009 | WO2009052018A1 Purification of oil sands pond water |
| 04/23/2009 | US20090101593 Pulsed power water treatment |
| 04/23/2009 | US20090101588 Removal of Arsenic from Drinking and Process Water |
| 04/23/2009 | US20090101583 Hybrid membrane module, system and process for treatment of industrial wastewater |
| 04/23/2009 | US20090101573 energy effective water pollution control of the waste water containing high concentrated aminoethanol from semiconductor plants discharge; biodegradation by microorganisms; denitrification, aeration, anaerobic process |
| 04/22/2009 | CN101412549A Ammonium ion selective composite micro-electrode and preparation thereof |
| 04/22/2009 | CN101412546A Complex material for removing ammonia nitrogen in secondary effluent of municipal sewage plant |
| 04/16/2009 | WO2008049911A3 Method for treating sludge and relative treatment plant |
| 04/15/2009 | EP2046485A1 Membrane reactor for the treatment of liquid effluents, comprising a membrane for diffusion of an oxidizing gas and a selective membrane, defining a reaction space between said membranes |
| 04/15/2009 | CN100478285C Process of eliminating heavy metals from city sewage and sludge |
| 04/09/2009 | WO2009004154A3 Method for the bacterial treating of effluents containing 2-ethylhexyl nitrate |
| 04/09/2009 | US20090090674 Communication system for a water softener system |
| 04/08/2009 | EP2045007A2 Adsorbent for radioelement-containing waste and method for fixing radioelement |
| 04/08/2009 | CN101402654A Method for recycling sodium glyphosate with air-float solvent floatation |
| 04/08/2009 | CN100475718C Method and apparatus for removing nitrogen |
| 04/08/2009 | CN100475713C Nitrating method and device and waste water processor |
| 04/02/2009 | WO2009042388A2 Modular oil-based sludge separation and treatment system |
| 04/01/2009 | EP2042473A2 Compound and method for biologically denitrifying waste water |
| 04/01/2009 | CN101397545A O-nitrobenzaldehyde degrading bacteria and use thereof |
| 04/01/2009 | CN100473617C Treatment method for circular utilizing of zinc electrolyzation flushing waste water |
| 04/01/2009 | CN100473616C Overlay sewage biochemical reactor |
| 03/31/2009 | US7510660 Contaminant removal method for a body of water |
| 03/26/2009 | US20090078647 System and method for bioremediating oil field cuttings |
| 03/26/2009 | US20090078645 Plant Capable of Accumulating Inorganic Phosphate at High Level and Use of the Plant |
| 03/25/2009 | EP2038224A2 Mobile unit for the treatment of raw water |
| 03/25/2009 | CN101394926A Hydrophobic oil adsorbent material, and process for production and use |
| 03/19/2009 | WO2008147669A3 Sulfur-based bulk reductants and methods of using same |
| 03/19/2009 | WO2008125728A3 Method for the treatment and reuse of a stripper solution |
| 03/18/2009 | EP2036866A1 Method and apparatus for treating selenium-containing wastewater |
| 03/18/2009 | CN101386454A Zn-containing cyanide barren solution three-step sedimentation processing technology |
| 03/18/2009 | CN101386437A Method for removing coking waste water cyanide |
| 03/18/2009 | CN100469718C Equipment and method for treating wastewater difficult to be degraded by biology method of hydrolysis-composite membrane |
| 03/18/2009 | CN100469711C Denitrogenation method for nitrosation-anaerobic ammoxidation single stage organism |
| 03/12/2009 | WO2009032003A1 Improved apparatus for contaminant recovery |
| 03/12/2009 | WO2009030668A1 Device and process for breaking down pollutants in a liquid and also use of such a device |
| 03/12/2009 | WO2009030074A1 Thermophilic long chain alkanol dehydrogenase and its encoding gene and uses thereof |
| 03/12/2009 | US20090065446 Process of treating selenium-containing liquid |
| 03/12/2009 | US20090065441 Heavy Metal Collection System and Heavy Metal Collection Method |
| 03/11/2009 | CN101381687A DDTs degrading bacteria and use thereof |
| 03/11/2009 | CN101381146A Method for degrading nitrosodimethylamine in sewage water |
| 03/11/2009 | CN100467404C Ultrasonic-electrical catalyzing treatment azo dyes waste water processing device and reaction conditions |
| 03/11/2009 | CN100467394C Method for removing polyacrylamide and other organic matters in oilfield exploration water and electrochemical reactor |
| 03/05/2009 | WO2009027416A1 Process for treatng wastewaters from nitration |
| 03/04/2009 | CN100465109C A sewage treatment device with a denitrification function |
| 03/04/2009 | CN100465100C A method for removing atranex in water |
| 02/26/2009 | WO2009024161A1 Device for removing fluid, lipophilic materials from water |
| 02/26/2009 | WO2009005397A3 Method for biological cleaning of oil-contaminated bottom sediments |
| 02/26/2009 | WO2008135987A3 Method and apparatus for reducing metal concentration in water |
| 02/26/2009 | WO2008118111A3 Water decontamination systems |
| 02/25/2009 | CN101374775A Waste treatment process |
| 02/25/2009 | CN101372368A Method for microwave induced catalytic degradation of triphenyl methane dye waste water |
| 02/24/2009 | CA2255787C Process for producing a fresh wiping solution and for treating a used solution and apparatus for carrying out the process |
| 02/19/2009 | WO2009023451A1 Apparatus and method for aeration of contaminated liquids |
| 02/19/2009 | DE102007037179A1 Processing of organically loaded wastewater with high portions of mineral oils, surfactants and surface-active protective components from autoworkshops, comprises supplying the wastewater into bioreactor after flowing through settling tank |
| 02/18/2009 | CN101367576A Method for removing Cr(VI) in water |
| 02/18/2009 | CN101367562A Method for degradation of organochloride |
| 02/18/2009 | CN100462147C Method of preparing metalloporphyrin/silicon dioxide degradation agent |
| 02/12/2009 | WO2009018719A1 Damming method for permeable red mud dam with red mud from sintering process |
| 02/12/2009 | US20090039029 Iron oxide recovery |
| 02/12/2009 | US20090039027 for providing water with a lowered salinity and which produces at least one recoverable waste stream containing a useful by-product; treating raw water which includes an undesirably high concentration of cations, including Ca2+ and Na+, in a cation exchange stage |
| 02/12/2009 | US20090039020 Methods for reducing boron concentration in high salinity liquid |
| 02/11/2009 | CN101362619A Method for removing cyanide in waster water by ionizing radiation and ozone oxidization |
| 02/11/2009 | CN101362610A Method for removing methane chlorides in water or waste water by electrolysis |
| 02/11/2009 | CN101362607A Process for treating waste water from hexane diacid production system |
| 02/11/2009 | CN100460500C Sequencing batch active sludge process for eliminating ammonia nitrogen from sewage |
| 02/11/2009 | CN100460499C Sequencing batch active sludge process for eliminating ammonia nitrogen from sewage |
| 02/11/2009 | CN100460498C Sequencing batch active sludge process for eliminating ammonia nitrogen from sewage |
| 02/05/2009 | US20090032464 Treatment equipment of organic waste and treatment method |
| 02/05/2009 | US20090032460 Wastewater treatment method and wastewater treatment equipment |