| Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429) |
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| 06/07/2006 | CN1258487C System for treating urine |
| 06/07/2006 | CN1258486C Process and apparatus for treating waste water |
| 06/07/2006 | CN1258482C Method and system for treating nitrogen |
| 06/06/2006 | US7056441 rotating filter thickener; screw press thickener; dissolved air flotator; conductor for mixing incoming wastewater and filtrate output from the screw press thickener to produce input to the rotating filter thickener; conductor for branching off a part of the first filtrate output to a spray cleaner |
| 06/01/2006 | WO2006057617A1 Process for purifying water from a vehicle wash installation |
| 06/01/2006 | WO2006056620A1 Purinox, machine for purine treatment and industrial processes |
| 06/01/2006 | US20060115395 Apparatus and method for preparation of a peritoneal dialysis solution |
| 06/01/2006 | US20060113245 Biological purification of water |
| 06/01/2006 | US20060113240 Filter cartridge and manifold for a water purification system |
| 06/01/2006 | US20060112711 System to produce drinking water |
| 05/31/2006 | EP1660138A2 Filter assembly for a reprocessor |
| 05/31/2006 | EP1330413B1 Method for disposing of waste, produced in an aluminium anodisation plant |
| 05/31/2006 | CN1778726A Treatment of biological reactor for coking sewage membrane |
| 05/31/2006 | CN1778725A Energy-saving coking waste-water denitrification |
| 05/31/2006 | CN1778724A Waste-water treatment system and treatment for cosmetic production |
| 05/31/2006 | CN1778723A Electrosilvering cleaning water comprehensive utilization |
| 05/31/2006 | CN1778722A Dyeing waste-water decolorizing degradation, recovery and utilization |
| 05/31/2006 | CN1778721A Waste-water treatment of compound containing aromatic hydrazine and aromatic amine |
| 05/31/2006 | CN1778720A Treatment of ammonium chloride waste-water zero-displacement in rare-earth production |
| 05/31/2006 | CN1778719A Ink waste liquid treatment for ink-jetting printer |
| 05/31/2006 | CN1257854C Waste water cryogenic treating apparatus for eliminating phosphor-removing ventilating layer |
| 05/31/2006 | CN1257853C Method for treating organic waste water with high concentration |
| 05/31/2006 | CN1257852C Method of eliminating nitrite and ammonia nitrogen in aquatic culture |
| 05/31/2006 | CN1257851C Method for treating waste water for producing catalyst for olefinic polymerization |
| 05/30/2006 | US7052601 Process and means for the treatment of water in an aquaculture system |
| 05/25/2006 | US20060108293 Method and apparatus for liquid purification |
| 05/25/2006 | US20060108291 Hog manure treatment system |
| 05/25/2006 | US20060108284 Carbon filtration process and apparatus for removing PCB's and other compounds from wastewater |
| 05/25/2006 | US20060108282 Separator is used to separate solid and liquid human waste, decompose chambers; sewage treatment, recycling liquid waste to purification for different uses, decomposing solid waste for plant growth; odorless; onsite domestic sewerage treatment |
| 05/24/2006 | EP1659098A2 Method for clarifying waste water containing organic material |
| 05/24/2006 | EP1658239A1 Process obtaining landfill disposable waste from hydrocarbon containing sludge |
| 05/24/2006 | EP1658236A1 Water treatment cartridges and processes related thereto |
| 05/24/2006 | DE102004055056A1 Füllkörper für einen Bioreaktor Packing for a bioreactor |
| 05/24/2006 | CN1775751A Method for producing sawdust xanthogenate using sawdust and for treating heavy metal waste water using it |
| 05/24/2006 | CN1775730A Alkali decremental waste water terephthalic acid recovery device |
| 05/24/2006 | CN1775699A Chinese medicine production waste water treating system and its waste water treating method |
| 05/24/2006 | CN1775698A Waste water treating and resourcelization method for tobias acid production |
| 05/24/2006 | CN1775352A Catalyst for oilfield waste water reinjection and its preparing method and use |
| 05/24/2006 | CN1257119C Process for circulating and reusing wastewater in production of case plank paper by wastepaper |
| 05/24/2006 | CN1257118C Integrated treating process of waste water extracted from gas well for reaching effluent standard |
| 05/24/2006 | CN1257117C Method for treating contamininated drinking water source |
| 05/24/2006 | CN1257116C Method for treating waste water contaning sodium hydroxide and hydrochloric acid separately |
| 05/24/2006 | CN1257115C Synchronous bio-chemical process for treating sewage from sewer |
| 05/23/2006 | US7048862 Free atom aqueous solution producing apparatus, free-atom aqueous solution producing method, and free-atom aqueous solution |
| 05/23/2006 | US7048854 Apparatus for the removal of heavy metals from acidic wastewater and chemical solutions |
| 05/23/2006 | US7048842 Passing sodium chlorite into a non-membrane electrolysis cell while flowing electrical current |
| 05/18/2006 | WO2006052014A2 Organic waste water treatment method and apparatus for reducing amount of generated excess sludge |
| 05/18/2006 | US20060102546 System comprising fluid treatment module and a support structure |
| 05/17/2006 | EP1656326A1 Water filter device |
| 05/17/2006 | CN1772661A Combined treatment process for manioc producing effluent |
| 05/17/2006 | CN1772660A Treating process of high concentration papermaking effluent |
| 05/17/2006 | CN1772659A Combined process of reinforced biochemical flocculation and artificial wet land treatment of sewage |
| 05/17/2006 | CN1772658A Circular utilization method of washing waste water in saponin producing process |
| 05/17/2006 | CN1772657A Integrated reactor for continuous degradation, separation and stabilization of matrix |
| 05/17/2006 | CN1256290C Process and apparatus for treating waste water |
| 05/17/2006 | CN1256289C Manufacturing method of high pH value water |
| 05/17/2006 | CN1256288C Polluted water deeply cleaning technology |
| 05/16/2006 | US7045063 Treatment of swine wastewater by biological and membrane separation technologies |
| 05/16/2006 | US7044343 Gravity flow water filtration backpack |
| 05/11/2006 | US20060096864 A water purifying system for producing pure water having a reduced concentration of boron having a desalter conducting reverse osmosismembranes, electrodeionization, and a boron absorption by a resin; low frequency of regenerating/exchanging the absorber resin; efficiency |
| 05/11/2006 | US20060096853 Electrocoagulation system |
| 05/10/2006 | EP1654599A2 Fluid over-flow/make-up air assembly for reprocessor |
| 05/10/2006 | EP1538911A4 Functional water with deodorization activity and sterilization activity against multi-drug resistent bacteria, and a preparation method thereof |
| 05/10/2006 | CN2778806Y Minitype sewage treatment reuse device |
| 05/10/2006 | CN2778792Y Oil-water separator for food and rink |
| 05/10/2006 | CN1771570A Inductively powered apparatus |
| 05/10/2006 | CN1769219A Device and method for reclaiming water from water with organic matter |
| 05/10/2006 | CN1769218A Domestic sewage and fecal sewage in situ treatment process |
| 05/10/2006 | CN1769217A Industrial ultrapure water preparation process |
| 05/10/2006 | CN1769197A Zero discharge and circular utilization method of industrial effluent in regeneration treatment |
| 05/10/2006 | CN1769195A Rotary disk type membrane bioreactor and its water treatment method |
| 05/10/2006 | CN1255341C Activated sludge and biomembrane combined biological denitrification and dephosphorization treatment process |
| 05/10/2006 | CN1255340C Decoloring method for paper-making middle section water |
| 05/10/2006 | CN1255339C Cold rolled acid waste water disposal neutralizer in metallurgical industry and its process method |
| 05/09/2006 | US7041215 System for composting-free disposal of organic wastes |
| 05/09/2006 | US7040512 Filter integrity testing system and method, and water purification system comprising same |
| 05/04/2006 | WO2006046074A1 Water purification apparatus |
| 05/04/2006 | US20060091055 Fluid filter apparatus and method |
| 05/04/2006 | US20060091048 Water purification system |
| 05/04/2006 | US20060091047 Water purifying apparatuses |
| 05/04/2006 | US20060091046 Recycled irrigation water treatment system including reverse osmosis |
| 05/03/2006 | EP1652826A1 Water dispenser |
| 05/03/2006 | EP1651573A2 System and method for treatment of acidic wastewater |
| 05/03/2006 | EP1651569A1 Method for disinfecting liquids |
| 05/03/2006 | CN2776971Y Water residue treatment machine of power generating plant |
| 05/03/2006 | CN2776843Y Water quality treatment boat of senic pond |
| 05/03/2006 | CN1768467A Adaptive inductive power supply |
| 05/03/2006 | CN1768462A Adaptive inductive power supply with communication ability |
| 05/03/2006 | CN1766227A Processing mthod of white water from paper making |
| 05/03/2006 | CN1765780A Method for sludge reduction using ultrasonic treatment |
| 05/03/2006 | CN1765779A Printing and dyeing wastewater recovery and disposal method |
| 05/03/2006 | CN1765778A Railway wash water recovery and utilization method |
| 05/03/2006 | CN1765777A Method for filtration adsorption for disposing industrial effluent and city effluent |
| 05/03/2006 | CN1765776A Electrolytic aluminium factory production waste water disposal method |
| 05/03/2006 | CN1254444C Method for comprehensive treating waste emulsion liquid and chromium containing waste water by metallurgy chemical industry technology |
| 05/02/2006 | US7036314 Method for treating and distributing water generated in a self-contained water using unit |
| 04/27/2006 | WO2006043726A1 Method for treating waste water from plant for producing hydrocarbon or oxygen-containing compound |
| 04/27/2006 | US20060086671 Adding cationic melamine formaldehyde coagulant, then adding cationic mannich-tannin coagulant, then filtering the condensate with a continuous-backwash, fluidized bed upflow filter |
| 04/27/2006 | US20060086670 Removal of arsenic from drinking and process water |
| 04/27/2006 | DE202006002737U1 Filtration unit for drinking water containing bacteria and minerals, includes filter vessels containing fleece, ceramic filter, magnets, activated carbon and copper-zinc alloy |