| Patents for C02F 101 - Nature of the contaminant (7,129) |
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| 04/09/2008 | EP1907327A2 Biowaste treatment |
| 04/09/2008 | CN101157508A Method for micro-wave auxiliary processing high-concentration nitrite waste-water |
| 04/09/2008 | CN101157507A Method for treating fluoric containing drainage |
| 04/09/2008 | CN101157492A Method for reinforced ultrafiltration treatment of phenol-containing waste-water by ultrafiltration membrane |
| 04/03/2008 | WO2008037588A1 Process for separating off carbon black from a wastewater stream |
| 04/02/2008 | CN100378012C Method for treating ammonia nitrogen in charking deposed ammonia |
| 04/01/2008 | US7351343 Copper metal recovery system |
| 03/27/2008 | WO2008034205A1 Collecting and dehumidifying system of methane gas from deep waters of lakes, dams or rivers, applicable to hydroelectric plants, water catchment for cities, metropoli, irrigation canals |
| 03/26/2008 | EP1697264B1 Process for the treatment of contaminated water based on the use of apolar zeolites having different characteristics |
| 03/26/2008 | CN101151220A A device and a method for purifying a liquid with ozone and recirculation |
| 03/19/2008 | EP1899274A1 Use of sulphate-reducing thermophilic archaea for carrying out a hydrocarbon degradation process |
| 03/19/2008 | EP1899022A1 Method of detoxication of yperite by using haloalkane dehalogenases |
| 03/18/2008 | US7344650 residual benzene and/or nitrobenzene is/are stripped out of the alkaline waste water, and the alkaline waste water is heated to a temperature of from 150 to 500 degrees C. under excess pressure with the exclusion of oxygen |
| 03/13/2008 | WO2008029023A1 Effluent treatment method and treatment plant employing such a method |
| 03/12/2008 | CN101139137A High-efficiency biological treatment method of high-organic matter high-kjeldahl type nitrogen chemical industry wastewater |
| 03/12/2008 | CN101139121A Activated carbon fiber-ozone oxidizing cooperated degradation method for the subaqueous phenolic compound |
| 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 |
| 03/06/2008 | WO2008025977A1 Mercury scavenging |
| 03/06/2008 | WO2008025358A1 Water purification including disinfection, oxidation and arsenic removal |
| 03/06/2008 | WO2008025356A1 Water purification including arsenic removal |
| 03/06/2008 | WO2008014201A3 Method for removal and recovery of water from polymer manufacturing |
| 03/05/2008 | EP1893535A1 Filter material prepared by grinding, comprising calcium hydroxide |
| 02/27/2008 | EP1890968A1 Method for the purification of wastewaters from melamine systems |
| 02/27/2008 | CN201027190Y Device for processing wastewater with multi-chamber hydrolyzation-compound film biological process |
| 02/27/2008 | CN101132778A Composition for adjusting water quality for administration of water sanitizer sensitive medicaments or vaccines |
| 02/27/2008 | CN101130157A Preparation of mixed glue nucleus solitarius shell-type fe3o4 nano solid phase extractive agent and application of the same |
| 02/26/2008 | US7335309 Method for removing metal compounds from waste water |
| 02/21/2008 | WO2008019993A1 Method for removing sulphate and heavy metals from waste water |
| 02/20/2008 | CN100369833C Method for removing arsenic from waste solution of etching PCB in order to produce feed additive of copper |
| 02/20/2008 | CN100369824C Photocatalyzing water purifier |
| 02/13/2008 | CN101121561A Method for treating fluorine-containing waste water generated by carbon sintering smoke wet method purification |
| 02/13/2008 | CN101121554A Electrodialysis method and adsorption method integration applied defluorination method |
| 02/13/2008 | CN101121549A Method for treating ammonium-containing chlorine-containing waste water and recycling ammonium and chlorine |
| 02/13/2008 | CN101121117A Poly (m-phenylenediamine) adsorbing column used as pump ion dynamic adsorption and using method thereof |
| 02/12/2008 | US7329357 Settling wastewater; removing metal by adjusting the pH; adding a fluorine reactive agent NaAlO2 into the wastewater to precipitate sodium aluminum fluoride; removing the precipitate of sodium aluminum fluoride |
| 02/12/2008 | US7329356 Adding polyaluminum silicate sulfate to the water in man-made static water body sufficient to reduce algae growth and decrease suspended solids |
| 02/07/2008 | WO2008015142A1 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 |
| 02/06/2008 | EP1883608A1 Method for decontaminating cyanide-containing soils/aquifers and groundwaters |
| 02/06/2008 | CN100366350C Removal of environmental pollutant tetrabro-bisphenol A |
| 01/31/2008 | WO2008014201A2 Method for removal and recovery of water from polymer manufacturing |
| 01/30/2008 | CN101113062A Vanadium-containing sewage treatment method |
| 01/30/2008 | CN100364905C Method for recovering chromium from iron and steel plant waste water and sludge, and its resource utilization method |
| 01/30/2008 | CN100364903C Method for carrying out nitrite denitrification using granular sludge |
| 01/23/2008 | EP1879834A1 Use of polysaccharides in order to eliminate heavy metals in the form of anions from water |
| 01/23/2008 | CN100363273C circulating type aerobe reactor for treating organic waste |
| 01/22/2008 | US7320759 Improvement in a phosphorus recovery rate and sludge volume reduction; blowing an ozone-containing gas into the sludge-containing liquid |
| 01/16/2008 | EP1878703A1 Method and composition for removing contaminants from an aqueous solution |
| 01/16/2008 | CN100361986C Furaldehyde-degrading cooperative ultrasomic wave and nanometer TiO2 method |
| 01/16/2008 | CN100361724C Treating process of effluent from N-acetanilide production |
| 01/09/2008 | CN100360434C Acoustoelectric combined oxidation treatment method of waste water containing 2-chlorool |
| 01/03/2008 | WO2007100658A3 Use of pvpp to remove contaminants from produced water of an oil or gas well |
| 01/02/2008 | EP1873122A1 Process for treating liquid manure such as pig manure |
| 01/02/2008 | EP1871709A1 Nanosized carbon material-activated carbon composite |
| 01/02/2008 | CN101098832A Treatment of wastewater streams containing surfactants |
| 01/02/2008 | CN101096276A Method for abstracting chromium and nickel salt for stainless steel acid-washing wastewater |
| 12/26/2007 | EP1870380A1 Water treatment with clay and polyelectrolyte |
| 12/26/2007 | CN101092274A Method for treating wastewater of containing cyanogens by using microbe |
| 12/26/2007 | CN101092272A Method for treating wastewater from production of vanadium oxide |
| 12/26/2007 | CN101092254A Method for enriching aromatic compounds in wastewater |
| 12/26/2007 | CN100357201C Artificial leather effluent treating process |
| 12/21/2007 | WO2007144491A2 Mobile unit for the treatment of raw water |
| 12/19/2007 | CN101088938A Process of treating heavy metal containing sewage |
| 12/19/2007 | CN101088924A High manganese water purifying process |
| 12/12/2007 | CN101085731A Method for reclaiming oxalic acid from terramycin purification liquid |
| 12/12/2007 | CN100354215C Zero-discharge reclamation method of electroplating wastewater and apparatus thereof |
| 12/11/2007 | US7306711 Electrolytic generation of nitrogen using azole derivatives |
| 12/05/2007 | EP1862435A1 Method of treating a phytosanitary effluent |
| 12/05/2007 | CN101081344A Filter media for removing volatile phenol in water and method for making same and filter element using said filter media |
| 12/05/2007 | CN100352770C Integrated process for treating waste water of p-aminophenol production and resource recovery method |
| 12/04/2007 | CA2334023C Process for the recovery of fluorinated alkanoic acids from wastewater |
| 11/28/2007 | CN200981834Y Device for treating fluorine-containing waste water by using limestone |
| 11/28/2007 | CN101077818A Apparatus and method for treating wastewater |
| 11/28/2007 | CN101077804A Method for treating waste water containing chromium and ammonia nitrogen |
| 11/28/2007 | CN100351186C Melthod of implementing low carbon nitrogen ratio high concentriation ammonia nitrogen waste water nitration |
| 11/22/2007 | WO2007021518A3 Ammonium/ammonia removal from a stream |
| 11/21/2007 | EP1855999A2 Treatment of wastewater streams containing surfactants |
| 11/21/2007 | CN101074211A Process for treating high-purity pyridine solution |
| 11/21/2007 | CN101074141A Process for regenerating, recovering and reutilizing low-concentration organic waste water |
| 11/21/2007 | CN101074135A Nitrating method and device and waste water processor |
| 11/21/2007 | CN101074133A Antichloration of hydrocarbon chloride in waste water |
| 11/21/2007 | CN101074120A Treatment and resource technology for organic waste water |
| 11/21/2007 | CN101073762A Arsenic-removing adsorbent containing lanthanum mesic-porous molecular sieve and its production |
| 11/21/2007 | CN100350037C Prodn. process of dry aerobic granulated sludge specially for degrading toxic organics |
| 11/21/2007 | CN100349809C Yeast low oxygen SBR process and device aimed to high concentrated organic wastewater |
| 11/21/2007 | CN100349804C Method for removing difficultly degradable organic substance from packed bed in high voltage pulse electric field |
| 11/15/2007 | WO2007091179A3 Self-cleansing filter device for purifying water |
| 11/14/2007 | EP1853519A2 Zero valent metal composite, manufacturing, system and method using thereof, for catalytically treating contaminated water |
| 11/14/2007 | EP1853229A2 Composition for adjusting water quality for administration of water sanitizer sensitive medicaments or vaccines |
| 11/14/2007 | CN200974787Y Drinking water fluorine content automatic controlling device |
| 11/14/2007 | CN101070204A Method and apparatus for treating waste water containing low-concentration perfluoro ammonium caprylate |
| 11/08/2007 | WO2007127587A1 Polymeric chelant and coagulant to treat metal-containing wastewater |
| 11/08/2007 | WO2007125186A1 Method of decontaminating a water table and device for implementing it |
| 11/07/2007 | EP1851391A2 Drain system |
| 11/07/2007 | EP1851175A1 A device and a method for purifying a liquid with ozone and recirculation |
| 11/07/2007 | EP1851173A1 Removal of organic pollutants from contaminated water |
| 11/07/2007 | CN101066829A Comprehesive biodegrading process of oil-containing sludge |
| 11/07/2007 | CN101066809A Organism fixing and permeating reaction wall system and stuffing for repairing polluted underground water |
| 11/07/2007 | CN101066795A Process of catalytically reducing nitrate nitrogen in water with Fe0/TiO2 |
| 11/07/2007 | CN101066793A Process of eliminating heavy metals from city sewage and sludge |