| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 08/04/1999 | CN2331663Y Changeover portion water distribution flocculation device for reaction tank |
| 08/04/1999 | CN2331662Y Magnetic filtering water purifier |
| 08/04/1999 | CN2331661Y Frequency-conversion variable-flow treater for water-quality modified |
| 08/04/1999 | CN2331660Y Scaler |
| 08/04/1999 | CN2331659Y Plasma treatment machine for cooling water special used by electric power plant |
| 08/04/1999 | CN2331404Y Equipment for realizing reaction, preformed precipitate and precipitate technology of wate treatment |
| 08/04/1999 | CN1225124A Beverage stabilization |
| 08/04/1999 | CN1224698A Sewage treating procedure to realize zero exhaust of sewage and sludge in small- and middle-sized papermaking mills |
| 08/04/1999 | CN1224697A Evaporative concentration apparatus for waste water |
| 08/04/1999 | CN1044464C 离子水瓶 Ion bottle |
| 08/03/1999 | US5932183 Photographic system |
| 08/03/1999 | US5932171 Sterilization apparatus utilizing catholyte and anolyte solutions produced by electrolysis of water |
| 08/03/1999 | US5932112 Method and apparatus for killing microorganisms in ship ballast water |
| 08/03/1999 | US5932111 Photoelectrochemical reactor |
| 08/03/1999 | US5932110 Overfilling with concentrated dialysate solution chemicals; mixing with water; measurement, drainage |
| 08/03/1999 | US5932109 Plating rinse water treatment |
| 08/03/1999 | US5932107 Where chitosan or salt has been lyophilized |
| 08/03/1999 | US5932103 Withdrawal of priming fluid from extracorporeal circuit of hemodialysis machines or the like |
| 08/03/1999 | US5932099 Installation for biological water treatment for the production of drinkable water |
| 08/03/1999 | US5932093 Chlorine dispenser |
| 08/03/1999 | US5932091 Oily waste water treatment system |
| 08/03/1999 | US5932085 Chlorine dioxide generation for water treatment |
| 08/03/1999 | US5932074 Method and an apparatus for the desalination of seawater |
| 08/03/1999 | US5932073 Distillation apparatus |
| 08/03/1999 | US5931990 Tank for removing unabsorbed gas from a mixture of unabsorbed gas and liquid |
| 08/03/1999 | US5931174 Apparatus and method for cleaning articles |
| 08/03/1999 | CA2069621C Cleaning halogenated contaminants from groundwater |
| 07/30/1999 | CA2238808A1 Method and apparatus for using potassium chloride in a water softener |
| 07/29/1999 | WO1999037978A1 A device for intensity measurement of uv light from a lamp and a uv-treatment plant equipped with such a device |
| 07/29/1999 | WO1999037819A2 Amplification of nucleic acids with electronic detection |
| 07/29/1999 | WO1999037628A1 Method for recoverying melamine, ammeline and ammelide from waste liquor in melamine process |
| 07/29/1999 | WO1999037589A1 Thickening of aqueous mineral suspensions |
| 07/29/1999 | WO1999037588A1 On board treatment system |
| 07/29/1999 | WO1999037585A1 Conditioning method for dehydrating clarification sludge |
| 07/29/1999 | WO1999037584A1 Biocidal compositions for treating water |
| 07/29/1999 | WO1999037583A1 Water quality improver |
| 07/29/1999 | WO1999037392A1 Method and apparatus for treating liquids |
| 07/29/1999 | WO1999037390A1 Apparatus comprising a flexible shell and an elastomeric tubular membrane enclosed by the shell; and method of using the apparatus for separating substances |
| 07/29/1999 | WO1999037380A1 Liquid treatment unit |
| 07/29/1999 | WO1999037377A1 Coagulating/condensing device and method |
| 07/29/1999 | WO1999037375A1 Faucet mounted water filter |
| 07/29/1999 | DE19857730A1 Water conditioner modifying limescale precipitation |
| 07/29/1999 | DE19803073A1 Water sterilization unit for e.g. sanitation equipment |
| 07/29/1999 | DE19803071A1 Ultraviolet light unit sterilizing water continuously, e.g. in sanitation equipment |
| 07/29/1999 | DE19802238A1 Mechanical dewatering of sewage sludge to level suitable for combustion |
| 07/29/1999 | DE19801733A1 Centrifuge separating biological contaminants, e.g. meat, protein, food residues from waste water |
| 07/29/1999 | CA2319170A1 Amplification of nucleic acids with electronic detection |
| 07/29/1999 | CA2318092A1 Conditioning method for dehydrating clarification sludge |
| 07/29/1999 | CA2317636A1 Thickening of aqueous mineral suspensions |
| 07/29/1999 | CA2316225A1 A device for intensity measurement of uv light from a lamp and a uv-treatment plant equipped with such a device |
| 07/28/1999 | EP0931993A1 Evaporative condensation type ammonia refrigeration unit |
| 07/28/1999 | EP0931769A1 Cleaner for equipment and method for cleaning and disinfecting such equipment |
| 07/28/1999 | EP0931766A2 Method and device for water treatment, especially for water jet cutting devices |
| 07/28/1999 | EP0931765A2 Method and device for treating water containing genotoxic substances |
| 07/28/1999 | EP0931764A2 Floating water purification free-running apparatus and water purification method |
| 07/28/1999 | EP0931593A2 Waste solid treatment apparatus |
| 07/28/1999 | EP0931097A1 Carbohydrate purification using ultrafiltration, reverse osmosis and nanofiltration |
| 07/28/1999 | EP0930940A1 Process for controlling the regeneration of a water treatment device and water treatment device using said process |
| 07/28/1999 | EP0930931A1 Modular filtration system |
| 07/28/1999 | EP0813502A4 Electrocoalescent system for decontaminating water streams |
| 07/28/1999 | EP0754164B1 Method and equipment for treatment of a liquid flow to be cleaned and passed into a flotation plant |
| 07/28/1999 | CN2330648Y 团体饮水净化机 Bodies of water purification machines |
| 07/28/1999 | CN2330647Y 臭氧发生器 Ozone generator |
| 07/28/1999 | CN2330646Y PH-value of high-grade water and dissolved oxygen elevating device |
| 07/28/1999 | CN2330645Y High-efficient magnetized water vessel |
| 07/28/1999 | CN2330644Y High-efficient magnetic treater for fluid |
| 07/28/1999 | CN2330643Y Water electrolyzer |
| 07/28/1999 | CN2330642Y Water purifier with recoil function |
| 07/28/1999 | CN2330641Y Movable air-cooling combined distilled water equipment |
| 07/28/1999 | CN2330407Y Gas-liquid ion separation and mixing device |
| 07/28/1999 | CN1224089A Chlorine removing device for washer and washer with same |
| 07/28/1999 | CN1223975A Process for treatment and reutilization of black liquor from paper making plant |
| 07/28/1999 | CN1223974A Process for deeper purifying drinking water |
| 07/28/1999 | CN1223973A Method and apparatus for integral treatment of drinking water |
| 07/28/1999 | CN1223971A Method for utilizing sulfuric acid/peroxide liquid mixture |
| 07/28/1999 | CN1223970A Method for treatment of waste water of ammonium sulfate |
| 07/28/1999 | CN1223969A Process for producing fresh wiping solution and for treating used wiping solution and apparatus for carrying out the process |
| 07/28/1999 | CN1223968A Method and system for auto-control of injection of coagulant |
| 07/28/1999 | CN1223967A Method for purification of waste water |
| 07/27/1999 | US5928608 Intermittant spray system for water treatment |
| 07/27/1999 | US5928524 Containing plurality of plates causing oil globules to be separated |
| 07/27/1999 | US5928521 Reduction of oxygen demand by treating organic material-containing water within vertially oriented multicompartment oxygen bubble reactor having controlled fluid backflow between compartments |
| 07/27/1999 | US5928520 Endless belt type oil skimmer encased within a housing and connected well shaft hermetically sealed together and vacuum evacuated to promote contaminant flow toward skimmer pickup positioned within well |
| 07/27/1999 | US5928514 On board treatment system |
| 07/27/1999 | US5928512 Demountable filter for a bottle or the like |
| 07/27/1999 | US5928509 Bubble floating type separator |
| 07/27/1999 | US5928506 Water purifier for drinking water |
| 07/27/1999 | US5928505 Device for purifying and dispensing water |
| 07/27/1999 | US5928504 Faucet-mounted water treatment device |
| 07/27/1999 | US5928503 Apparatus for water purification using reverse osmosis |
| 07/27/1999 | US5928493 Process and apparatus for electrocoagulative treatment of industrial waste water |
| 07/27/1999 | US5928492 Method and apparatus for recovery of water and slurry abrasives used for chemical and mechanical planarization |
| 07/27/1999 | US5928491 Electrolysis of aqueous potassium chloride, calcium chloride and magnesium chloride to remove chlorine from solution; applying electrolyte solution to plants to stimulate growth |
| 07/27/1999 | US5928490 Laundry wash process and waste water treatment system |
| 07/27/1999 | US5928481 Apparatus for sterilising water by the process of heavy metal sterilisation using silver |
| 07/27/1999 | US5928477 Steam heating and frothing water-diluted aircraft deicing solution, cyclone separation to recover liquid phase heated deicing compound for reuse and steam vapor phase, compressing steam for reuse |
| 07/27/1999 | US5927099 Icemaking system |
| 07/27/1999 | CA2248595C Off-shore sewage treating and handling apparatus and method |
| 07/22/1999 | WO1999036932A1 A lamp device and a lamp tube as well as a method of regulating the lamp device |
| 07/22/1999 | WO1999036366A1 Method for the treatment of gaseous discharges of a unit manufacturing an optical-fibre preform for recovering germanium |