| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 02/14/2007 | EP1147462B1 Performance-based control system |
| 02/14/2007 | CN2870408Y Water-cooling ballast |
| 02/14/2007 | CN2869456Y Sealing device for water diverter |
| 02/14/2007 | CN2869004Y Vehicular prized oil-gas field waste water treating device |
| 02/14/2007 | CN2868999Y Apparatus for treating water organic matter for closed system utilizing ozone-ultraviolet oxidation |
| 02/14/2007 | CN2868998Y On-line waterquality identifying and treating device for water-making machine |
| 02/14/2007 | CN2868997Y Solar seawater desalting device |
| 02/14/2007 | CN2868996Y Waste liquid evaporating machine |
| 02/14/2007 | CN2868995Y Small molecular group drinking water fluid acoustic energy preparing apparatus |
| 02/14/2007 | CN2868994Y Water purifying device capable of backwashing |
| 02/14/2007 | CN2868993Y Improved structure of waste water treating system |
| 02/14/2007 | CN2868992Y Drinking water machine anti secondary pollution device |
| 02/14/2007 | CN2868991Y Airbag nitrogen-sealing water channel |
| 02/14/2007 | CN2868990Y Heath life drinking water central purifying machine |
| 02/14/2007 | CN2868985Y Multitubular fully-automatic chloride dioxide generating and feeding device |
| 02/14/2007 | CN2868384Y Suspension helical filter |
| 02/14/2007 | CN2868123Y Running-water fully-automatic drinking water machine |
| 02/14/2007 | CN2868121Y Drinking water machine concurrently providing boiling water and cold boiled water with top mobile tank |
| 02/14/2007 | CN2867902Y Fully-automatic multifunctional ozone food cleaning machine |
| 02/14/2007 | CN1914122A Process for biological treatment of organic waste water and apparatus therefor |
| 02/14/2007 | CN1914121A Production of a fermentation product |
| 02/14/2007 | CN1914120A Production of a fermentation product |
| 02/14/2007 | CN1911906A Method of separating and recovering 2-naphthalenesulfonic acid from waste water of 2-naphthol production |
| 02/14/2007 | CN1911840A Water treatment device |
| 02/14/2007 | CN1911839A Ultrasonic magnetic field materilization freatment method for high concentration sewage |
| 02/14/2007 | CN1911838A Method for treating meta ethylene chloride saponification waste water |
| 02/14/2007 | CN1911837A Treatment method of high concentration undegradable nitrile containing organic waste water |
| 02/14/2007 | CN1911836A Waste water treatment method and its device |
| 02/14/2007 | CN1911831A Circulation contact oxidation device for acid cleaning waste water treatment |
| 02/14/2007 | CN1911830A Waste water treatment method for circulation use of oxidation reaction catalyst |
| 02/14/2007 | CN1911829A Treatment technology for waste water of steel iron acid cleaning |
| 02/14/2007 | CN1911828A Modified lignin oil removing flocculant and its preparation method |
| 02/14/2007 | CN1911827A Preparation of nanometer type inorganic polymer flocculant and its product |
| 02/14/2007 | CN1911826A Treatment method of calcium carbide waste water |
| 02/14/2007 | CN1911825A Compound biological flocculant |
| 02/14/2007 | CN1911824A Method for preparing biological flocculant using glutamic acid fermentation waste water |
| 02/14/2007 | CN1911823A Magnetic flocculation separation waste water treatment technology |
| 02/14/2007 | CN1911822A Catalytic electrode for treating nitro aromatic compound and halogenated substance and device |
| 02/14/2007 | CN1911821A Reverse osmosis water purification machine |
| 02/14/2007 | CN1911820A Treatment system for slag-containing sewage |
| 02/14/2007 | CN1911819A Active carbon with broal pore size special for water purification and its production technology |
| 02/14/2007 | CN1911818A Program and equipment for maintaining biological purification of mixed water system |
| 02/14/2007 | CN1911817A Method for producing polyiron sulfate using sulfur burning iron sand |
| 02/14/2007 | CN1911492A Intelligent controlled electric deion equipment |
| 02/14/2007 | CN1300300C Composite fungus preparation for high-efficient flocculation processing of starch waste water and preparing process thereof |
| 02/14/2007 | CN1300020C Domestic sewage deeply treating process |
| 02/14/2007 | CN1300019C River way type sewage treatment system |
| 02/14/2007 | CN1300018C Process of forming an oxidizing agent in liquid by use of ringing magnetic flux |
| 02/14/2007 | CN1300017C Tech. process for reducing mineralization of extracting oil sewage |
| 02/14/2007 | CN1300015C Denitrogenation technique for waste water containing high concentration ammonia nitrogen |
| 02/14/2007 | CN1300014C Method for on-line testing effect of polution removing by permanganate composite drug |
| 02/14/2007 | CN1300013C Curing method for water soluble inorganic metal salt |
| 02/14/2007 | CN1300012C Process for treating waste water of nitrobenzene, 2,4-dinitrophenol, p-nitro-chlorebenzene |
| 02/14/2007 | CN1300011C Environment protection type flocculation agent for treating water and its preparation process |
| 02/14/2007 | CN1300010C Flocculation dispensing parting on line detection method for water treatment |
| 02/14/2007 | CN1300009C Physical and chemical dyeing and printing effluent treating process throwing no coagulant and the prepn of supplementary material used |
| 02/14/2007 | CN1300008C Electrolytic method for treating sewage in oil field |
| 02/14/2007 | CN1300007C Pulse liquid phase plasma power supply unit for waste water treatment |
| 02/14/2007 | CN1300006C Prepn process of magnetic composite organic bentonite as water treating material |
| 02/14/2007 | CN1300005C Processor for hot air multi-stage distilled seawater desalination |
| 02/14/2007 | CN1300004C Module for water purification |
| 02/14/2007 | CN1299994C Method for preparing nano precipitated calcium carbonate from industrial waste water by sodium bicarbonate process |
| 02/14/2007 | CN1299795C Siphon type water cleaning apparatus structure |
| 02/13/2007 | US7176175 Cleansing processing agent, cleansing method employing the agent and a molded structural member |
| 02/13/2007 | US7175818 Extraction of metals with diquaternary ammonium salts |
| 02/13/2007 | US7175816 An apparatus for delivering a substantially uniform ionizing radiation dose to a fluid to radiolytically dehalogenate the compounds |
| 02/13/2007 | US7175809 Feedback control of ultrafiltration to prevent hypotension |
| 02/13/2007 | US7175770 Methods and systems for groundwater remediation |
| 02/13/2007 | US7175768 Method and device for clarification of liquids, particularly water, loaded with material in suspension |
| 02/13/2007 | US7175766 Filtration; precipitation; improved biodegradation; pollution control |
| 02/13/2007 | US7175765 First electrochemical treatment step, and a second biochemical treatment step; increased efficiency and decreased power requirement; treating organic nitrogen, nitrite nitrogen, nitrate nitrogen, ammonia nitrogen or the like in organic waste water discharged from, e.g., a livestock breeder |
| 02/13/2007 | US7175764 Aerobic clarification by activated sludge, dehydration in unit comprising sieve belt filter, desicating, recycling, then discharging; for use during papermaking |
| 02/13/2007 | US7175760 Water dispensing apparatus with water recirculation line |
| 02/13/2007 | US7175759 Apparatus and a method for controlling the alkalinity and pH of an industrial process |
| 02/13/2007 | US7175758 Method and apparatus for recycling wash chemicals |
| 02/13/2007 | US7175751 Absorbing into gas diffusion anode and oxididatively releasing hydrogen ions into alkaline electrolyte; cathodically producing pure hydrogen gas source |
| 02/13/2007 | US7175748 Subsea production system |
| 02/13/2007 | US7175054 Method and apparatus for disinfecting a refrigerated water cooler reservoir |
| 02/13/2007 | CA2374861C Method for removing radium in water |
| 02/13/2007 | CA2277912C Method of water purification with oxides of chlorine |
| 02/13/2007 | CA2182657C Method of removing water-insoluble organic contaminants from an acidic aqueous stream |
| 02/08/2007 | WO2007016461A2 Methods of the purification and use of moderately saline water |
| 02/08/2007 | WO2007016222A1 Method and apparatus for ion sequestration and a nanostructured metal phosphate |
| 02/08/2007 | WO2007016100A1 System and method of removing heavy metals from waste streams |
| 02/08/2007 | WO2007015703A2 Computerized control method and system for microfluidics and computer program product for use therein |
| 02/08/2007 | WO2007015684A1 Method and device for water treatment using an electromagnetic field |
| 02/08/2007 | WO2007015048A1 Control apparatus for a liquid dispense system |
| 02/08/2007 | WO2007014987A1 Electrochemical water-disinfecting method and system |
| 02/08/2007 | WO2007014774A1 Water-treatment device |
| 02/08/2007 | WO2007014717A1 Method for producing biogas |
| 02/08/2007 | WO2006135760A3 Apparatus and process for the electromagnetic sanitization of water |
| 02/08/2007 | WO2006071672A3 Modified amine-aldehyde resins and uses thereof in separation processes |
| 02/08/2007 | WO2005122686A3 Vehicle interface |
| 02/08/2007 | US20070031305 lead wires having cathode and anode are alternately wound on a body in the horizontal direction, the cell is disposed in plural in the vertical direction to the flow of water by a given distance so that a plasma reaction is generated between both lead wires in the linear direction, increased efficiency |
| 02/08/2007 | US20070029502 Apparatus for the cold sterilization of a fluid by ultraviolet rays |
| 02/08/2007 | US20070029265 Ultra violet water treatment device and system |
| 02/08/2007 | US20070029264 Processing biological waste materials to provide energy |
| 02/08/2007 | US20070029263 Multi-functional oxidizing composition |
| 02/08/2007 | US20070029262 Automatic and continuous; cooling towers; protects against legionella, scale, corrosion and microbiological contamination; reduces chemical, energy, water, maintenance costs |
| 02/08/2007 | US20070029261 Method and device for water treatement using an electromagnetic field |