| Patents for C02F 3 - Biological treatment of water, waste water, or sewage (46,453) |
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| 07/18/2007 | CN1326597C Process for on-line controlling film pollution development by altrasonic wave |
| 07/18/2007 | CN100999728A Fixed microorganism carrier and preparation process thereof |
| 07/18/2007 | CN100999373A Biodegradation box with air hole |
| 07/18/2007 | CN100999369A Advanced treatment method of organic pigment waste water |
| 07/18/2007 | CN100999363A Multifunction nitration back nitration integrated auto dynamic film bioreactor |
| 07/18/2007 | CN100999362A Biochemical reaction sewage treatment system |
| 07/18/2007 | CN100999361A Nutrition slow-release type biofiller for water treatment and its preparation method |
| 07/18/2007 | CN100999360A Treatment technology of ammonia nitrogen sewage |
| 07/18/2007 | CN100999359A Waste water treatment method and device |
| 07/17/2007 | US7244358 Denitrification of aquarium water |
| 07/17/2007 | US7244356 Autotrofic sulfur denitration chamber and calcium reactor |
| 07/17/2007 | US7244355 Organic and animal waste effluent treatment |
| 07/12/2007 | WO2007078195A1 Process and reactor for anaerobic waste water purification |
| 07/12/2007 | WO2007078194A1 Process and reactor for anaerobic waste water purification |
| 07/12/2007 | WO2007078089A1 Bioelectrochemical process for denitrification using permeabilized microorganism |
| 07/12/2007 | WO2007078047A1 Apparatus for treatmenting of sewage using semi-batch and method thereof |
| 07/12/2007 | WO2007077776A1 Apparatus and method for treating organic-containing wastewater |
| 07/12/2007 | WO2007077578A2 A bio-reactor |
| 07/12/2007 | WO2007077577A2 A floating ball bio-filter |
| 07/12/2007 | WO2007077298A1 Bioreactor and method for the biological purification of water |
| 07/12/2007 | WO2007076953A1 Anaerobic purification of wastewater |
| 07/12/2007 | WO2007076943A2 System and method for the renovation of process water |
| 07/12/2007 | US20070158265 Flow-through aerobic granulator |
| 07/12/2007 | DE202007004407U1 Badeeinrichtung, insbesondere Badefass Bathing establishment, especially hot tubs |
| 07/12/2007 | DE102006000982A1 Apparatus for decomposing contaminants in (especially aquarium) water includes a ceramic honeycomb filter as carrier for the microorganisms |
| 07/12/2007 | CA2636281A1 Process and reactor for anaerobic waste water purification |
| 07/12/2007 | CA2634796A1 System and method for the renovation of process water |
| 07/12/2007 | CA2624596A1 Bioreactor and method for the biological purification of water |
| 07/11/2007 | EP1806325A1 Method of treating nitrogen-containing liquid and apparatus therefor |
| 07/11/2007 | EP1806324A1 Process and reactor for anaerobic waste water purification |
| 07/11/2007 | EP1806323A1 Process and reactor for anaerobic waste water purification |
| 07/11/2007 | EP1805110A1 Process for the biological denitrification of ammonium containing wastewater |
| 07/11/2007 | CN2920987Y Artificial wet land for treating sewage |
| 07/11/2007 | CN2920986Y Sewage treatment ecological regulator |
| 07/11/2007 | CN2920985Y Biological block used for controlling and treating river channel and lakes |
| 07/11/2007 | CN2920984Y Ecological porous medium used for river channel and lakes control |
| 07/11/2007 | CN2920983Y Microorganism anaerobic flow guiding reactor |
| 07/11/2007 | CN2920982Y Zone mud-feeding circulating baffling sewage and sludge anaerobic treatment apparatus |
| 07/11/2007 | CN2920981Y Ecological sewage treating device |
| 07/11/2007 | CN1997603A Process and reactor for intensified and energy-efficient, biological (waste-)water treatment |
| 07/11/2007 | CN1997602A Method for treating waters by means of a biological reactor in which the speed of continuously injectable air is adjustable and corresponding device |
| 07/11/2007 | CN1997601A Method and apparatus for the purification of ground water |
| 07/11/2007 | CN1997597A Water treatment apparatus, method and system |
| 07/11/2007 | CN1994942A Harmless processing method of container-washing waste water |
| 07/11/2007 | CN1994939A Condensed oil sewage degradation method for chemical oxygen demand standard |
| 07/11/2007 | CN1994938A Process of oxygen-enriched aeration biological nitration for removing NH3-N of lightly polluted source water |
| 07/11/2007 | CN1994937A Air float-oxygen-enriched organism processing and reusing method for hotel sewage |
| 07/11/2007 | CN1994936A Method for processing and resuing carbinol waste water for circulated cooling water |
| 07/11/2007 | CN1994935A Odor-free energy-saving micro aerobiont combined processing system for cabaret sewage processing and reusing |
| 07/11/2007 | CN1994926A Medium composite type artificial wetland sewage processing system and method |
| 07/11/2007 | CN1994925A Odor-free micro aerobiont organic waste water processing method |
| 07/11/2007 | CN1994924A Printing and dyeing waste water deodorization biochemical processing method |
| 07/11/2007 | CN1994923A Circulation type double fluid state sewage treatment reactor |
| 07/11/2007 | CN1994922A Microorganism carrier for water treatment |
| 07/11/2007 | CN1994921A Microorganism suspended carrier for water treatment |
| 07/11/2007 | CN1994920A Microorganism magnetic carrier for water treatment |
| 07/11/2007 | CN1994919A Integral Pall oxidation ditch |
| 07/11/2007 | CN1994918A Filler modularized artificial wetland |
| 07/11/2007 | CN1994902A Heavy metal cadmium bacteria cell wall biological sorbent and its preparation method |
| 07/11/2007 | CN1325403C Method for in-situ utilizing river sludge |
| 07/11/2007 | CN1325402C Printing and dyeing waste water disposal process |
| 07/11/2007 | CN1325401C Circular installation for the biological treatment of wastewater |
| 07/11/2007 | CN1325400C House refuse percolate treating method |
| 07/11/2007 | CN1325398C Biochemical treatment process for recovered waste water in oil field |
| 07/11/2007 | CN1325397C Technique of undercurrent artificial wetland in sequence batch mode for treating sewage |
| 07/11/2007 | CN1325396C Anaerobic mud bed reactor |
| 07/11/2007 | CN1325395C Combined self-refluxing denitrogenating biological turntable |
| 07/11/2007 | CN1325394C Nano micro filtering material-supersonic wave biological filter water disposal system |
| 07/11/2007 | CN1325393C AL based control system and method for treating waste water by means of a neural network and a back-prpagation algorithm |
| 07/10/2007 | CA2403930C Improved filtration device for a waste water treatment system |
| 07/05/2007 | WO2007076449A2 Biomedia apparatus and method of use |
| 07/05/2007 | WO2007076187A2 System and method for processing organic waste material |
| 07/05/2007 | WO2007073656A1 A microbial preparation for treating thick oil sewage and method for preparing the same |
| 07/05/2007 | WO2007053373A3 Aeration vessel for use in aerobic wastewater treatment system |
| 07/05/2007 | WO2006136173A3 Anaerobic microbial degradation of phthalic acid esters |
| 07/05/2007 | US20070151923 Biomedia apparatus and method of use |
| 07/05/2007 | DE102005062505A1 Rotating dipping body for biological cleaning stages of clarification plants, comprises a closed channel exhibiting vegetation body serving as vegetation carrier for biological lawn, and two radial channel-contracting element |
| 07/04/2007 | EP1803688A2 Membrane bioreactor and method for the biological treatment of oily wastewater |
| 07/04/2007 | CN2918405Y White-rot fungi bioreactor for immobilization processing industrial sewage containing phenol chloride |
| 07/04/2007 | CN2918404Y Artificial wetland for processing sewage |
| 07/04/2007 | CN2918403Y Reactor for purifying sewage and generating methane |
| 07/04/2007 | CN2918402Y Water and gas distribution system for aeration biological filter |
| 07/04/2007 | CN2918401Y High concentration biochemistry aerator |
| 07/04/2007 | CN2918390Y Water distribution equipment |
| 07/04/2007 | CN1993296A Drainage water purification apparatus |
| 07/04/2007 | CN1990854A Microorganism bacterium agent for processing thick oil sewage and preparation method thereof |
| 07/04/2007 | CN1990853A 微生物亚硝酸盐降解剂及制作方法 Microbial degradation agents nitrite production methods |
| 07/04/2007 | CN1990395A Process for biological treatment of thick-oil waste water |
| 07/04/2007 | CN1990394A Integrated ecology renovation method for extratropical eutrophication marine site |
| 07/04/2007 | CN1990393A Five-factor wastewater treating apparatus |
| 07/04/2007 | CN1323960C Method and device for disintegration of anaerobically digested sewage sludge |
| 07/04/2007 | CN1323958C Method for processing urban sewage deeply |
| 07/04/2007 | CN1323955C Rotary disk type membrane bioreactor and its water treatment method |
| 07/04/2007 | CN1323954C Two-step biological hydrogen preparing process with raised hydrogen generating efficiency of organic waste water |
| 07/03/2007 | US7238286 Providing a trickling filter effluent water basin with a filter media provided over a storage space for water; water flow from the basin is controlled via a flow weir; containment and management of wet weather overflow |
| 07/03/2007 | US7238271 Subjecting the organic wastewater to an electrolytic oxidation treatment by vibrating the organic wastewater and treating the organic wastewater with a microorganism; ethylenediaminetetraacetic acid (EDTA), 1,3-propylenediaminetetraacetic acid (PDTA) and diethylenetriaminepentaacetic acid (DTPA |
| 07/03/2007 | CA2376648C Torsion generator |
| 07/03/2007 | CA2251890C Process and apparatus for the treatment of flowable waste |
| 07/03/2007 | CA2143362C Gas dissolving |
| 06/28/2007 | WO2007072935A1 Microorganism preparation for prevention of harmful gas in meadow, agricultural field, aquaculture pond or the like |