| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 09/06/2002 | WO2002068336A1 An apparatus and a method for the disinfection of water for water consumption units designed for health or dental care purposes |
| 09/06/2002 | WO2002068335A2 Essential oil composition for potable water disinfection |
| 09/06/2002 | WO2002068324A1 Micro-mesoporous active carbon, and a method of treating it |
| 09/06/2002 | WO2002068115A1 Magneto-hydrodynamc tile for filtration and electric power generation |
| 09/06/2002 | WO2002068101A1 Process for recovering cellulose ethers from aqueous solutions via enhanced shear ultrafiltration |
| 09/06/2002 | WO2002068085A1 Filtering system for runoff water |
| 09/06/2002 | WO2002042219A3 Improved efficiency water desalination/purification |
| 09/06/2002 | WO2002042216A3 Ozone generator |
| 09/06/2002 | WO2002042163A3 Automatic shutoff device for filtered water dispensers |
| 09/06/2002 | WO2002040408A3 Method for treating aqueous streams containing low valent sulfur compounds |
| 09/06/2002 | WO2002032556A3 Method and apparatus for separating mixtures of organic and aqueous liquid phases |
| 09/06/2002 | WO2002030826A3 Processes and systems for treating wastewater |
| 09/06/2002 | WO2002029808A3 Auxiliary channel masking in an audio signal |
| 09/06/2002 | WO2001093995A3 Fluid mixing device |
| 09/06/2002 | WO2001014852A9 Aquatic passive sampling device and methods for its use |
| 09/06/2002 | CA2846761A1 Enzymes having dehalogenase activity and methods of use thereof |
| 09/06/2002 | CA2439461A1 Micro-mesoporous active carbon, and a method of treating it |
| 09/06/2002 | CA2438305A1 Flow-through chemical actinometer for ultraviolet disinfection reactors |
| 09/06/2002 | CA2435007A1 Process for recovering cellulose ethers from aqueous solutions via enhanced shear ultrafiltration |
| 09/06/2002 | CA2430192A1 Enzymes having dehalogenase activity and methods of use thereof |
| 09/05/2002 | US20020123532 E.g., bis(3,5-dibromo-2,4,6-trihydroxyphenyl)squaraine and bis(3,5- diiodo-2,4,6-trihydroxyphenyl)squaraine; anticarcinogenic and-tumor agents; fluorescent detector of tumors; sterilization of water; stability; nontoxic |
| 09/05/2002 | US20020123523 Disinfectant and method of making |
| 09/05/2002 | US20020123238 Surfaces of the single fibers comprising said fibrous structural material are coated with a pre-treating agent containing a polyhydric compound as main component |
| 09/05/2002 | US20020123126 Methods and compositions for suppressing growth of pathogenic microbes |
| 09/05/2002 | US20020121486 Sulfuric acid mixed with urea is controllably released from a storage tank, through an injection pump and into the fluid line transporting recirculation water from the lagoon to flush livestock alleys and maintain the pH at 6.5-7 |
| 09/05/2002 | US20020121484 Agitating a mixture of polluted water, flocculant and air; flowing the polluted water into a spiraling stream so the flocks formed by the flocculant hold bubbles, and temporarily storing the polluted water and separating the flocks |
| 09/05/2002 | US20020121483 Filter cleaning method |
| 09/05/2002 | US20020121482 Methods of synthesizing an oxidant and applications thereof |
| 09/05/2002 | US20020121481 Water treatment system |
| 09/05/2002 | US20020121480 Method of preventing formation of bubbles during filtration operations |
| 09/05/2002 | US20020121479 Method and apparatus for treatment of drinking water |
| 09/05/2002 | US20020121475 Intergranular etching; immersing in plating solution con-taining hydrogen peroxide, sulfuric acid or a sulfonic acid, five membered nitrogen heterocyclic compound and such as triphenyl sulfonium chloride |
| 09/05/2002 | US20020121285 Method and apparatus for the generation of ultrasonic energy fields within circular structures containing a liquid |
| 09/05/2002 | DE10133570C1 Purification of water, especially ground water, contaminated with lead alkyls, especially lead methyl and lead ethyl, comprises passing water through organic cation exchanger |
| 09/05/2002 | DE10109682A1 Well pipe separator removing petrol and oil safely from water in potentially-explosive conditions, employs float valve operated by compressed air |
| 09/05/2002 | DE10108591A1 Treating unpurified drinking, spring and/or rain water comprises filtering using at least one layer of zeolite-containing material |
| 09/05/2002 | DE10107941A1 Improving the quality of acidic water in e.g. ponds left after ceasing open-cast mining by treating with alkaline wastes and also air to raise the pH |
| 09/05/2002 | DE10063580A1 Use of dilute acid and sodium sulfide and/or sodium sulfide solution in treatment of chromium (VI) compounds or zinc complexes in aqueous waste |
| 09/05/2002 | DE10061386A1 Verfahren und Vorrichtung zur überkritischen Nassoxidation Method and apparatus for supercritical wet oxidation |
| 09/05/2002 | DE10056957C1 Verfahren zum Herstellen nichtoxidischer Keramiken A method for producing non-oxide ceramics |
| 09/04/2002 | EP1236977A1 Emptying indicator for a small-scale waste water treatment plant |
| 09/04/2002 | EP1236741A1 Process for recovering cellulose ethers from aqueous solutions via enhanced shear ultrafiltration |
| 09/04/2002 | EP1236685A2 Ultrapure water supply system and method for heat disinfecting the ultrapure water supply system of dialyzers |
| 09/04/2002 | EP1236684A1 Water purifier |
| 09/04/2002 | EP1236683A1 Water purifier |
| 09/04/2002 | EP1236681A1 Active carbon with high adsorption capacity and low residual phosphoric content, its preparation and uses |
| 09/04/2002 | EP1236043A1 An electrochemical method for enrichment of microorganism, a biosensor for analyzing organic substance and bod |
| 09/04/2002 | EP1235753A1 Method and installation for clarifying liquids and suspensions by sand ballast flocculation and decantation |
| 09/04/2002 | EP1235752A1 Process for recovering organic hydroxides from waste solutions |
| 09/04/2002 | EP1235751A1 Apparatus for producing high-concentration electrolytic water |
| 09/04/2002 | EP1235750A1 Water purifying system |
| 09/04/2002 | EP1235749A1 A method for anion-exchange adsorption and thioether anion-exchangers |
| 09/04/2002 | EP1235748A2 A method for anion-exchange adsorption and anion-exchangers |
| 09/04/2002 | EP1235747A2 Method for reducing metal ion concentration in brine solution |
| 09/04/2002 | EP1235635A1 Method for membrane filtration of liquids and device therefor |
| 09/04/2002 | EP1235622A1 Electrodeionization substrate, and device for electrodeionization treatment |
| 09/04/2002 | EP1235621A1 A system and a device for desalination of water |
| 09/04/2002 | EP1235613A2 Fluid processing systems and methods using extracorporeal fluid flow panels oriented within a cartridge |
| 09/04/2002 | EP1235507A1 Mobile waste treatment system |
| 09/04/2002 | EP1235502A1 Drinking element |
| 09/04/2002 | EP0971786B1 Container |
| 09/04/2002 | CN2509178Y Combined feeding water deironing & manganese water treatment equipment |
| 09/04/2002 | CN2509177Y Integrated box type waste water treatment equipment |
| 09/04/2002 | CN2509176Y Static liquid mixer |
| 09/04/2002 | CN2509175Y Multifunction pure water making machine |
| 09/04/2002 | CN2509174Y Domestic soften water & purified water integral machine |
| 09/04/2002 | CN2509173Y Micromolecular water grinder |
| 09/04/2002 | CN2509172Y Domestic sewage treating device |
| 09/04/2002 | CN1367759A Hybrid chemical and biological process for decontaminating sludge from municipal sewage |
| 09/04/2002 | CN1367716A Selective separation of iron by treatment with lon-exchanging resin comprising diphosphonic acid groups |
| 09/04/2002 | CN1367713A Apparatus and method for point-of-use treatment of effluent gas streams |
| 09/04/2002 | CN1367141A Preparation method of flocculant |
| 09/04/2002 | CN1367140A Plasma water treatment method |
| 09/04/2002 | CN1367139A Sewage treatment device |
| 09/04/2002 | CN1367138A Installing method for sewage treatment device |
| 09/04/2002 | CN1366811A Electronic mycocidal deodorizing insect-repelling comb |
| 09/04/2002 | CN1090152C Synthetic chalcoalumite compounds and process for producing thereof |
| 09/04/2002 | CN1090151C Method for continuous refining of quartz powder |
| 09/04/2002 | CN1090049C Zero waste effluent water desalination system |
| 09/04/2002 | CN1090048C Wet flue gas desulfurization system |
| 09/04/2002 | CN1090042C Degassing liquids, apparatus and method |
| 09/04/2002 | CN1090041C Liquid chromatography column |
| 09/04/2002 | CN1090039C Chemical feeder |
| 09/04/2002 | CN1090038C Component separation system including condensing mechanism |
| 09/03/2002 | US6444611 Sorbent composition and apparatus for removing oil or oily substances from water, and process of manufacturing said composition |
| 09/03/2002 | US6444475 Detecting analyte ions are discolored. in one aspect of the invention, gas by-products from the suppression of the mobile phase are removed prior to detecting analyte ions at a detector. |
| 09/03/2002 | US6444183 Agent for eliminating heavy metals comprising a phosphate compound |
| 09/03/2002 | US6444176 Apparatus for purification of water area |
| 09/03/2002 | US6444172 Measuring potability of water |
| 09/03/2002 | US6444131 Bubbling oxidizing gas |
| 09/03/2002 | US6444130 Process for rendering waste from electric furnace production of phosphorus non-hazardous |
| 09/03/2002 | US6444129 Water filtration, sanitization, heating includes: determining a desired water treating time interval as a function of timing of spa water prior treating interval or usage, and treating the water as function of determined time interval |
| 09/03/2002 | US6444126 Purification of solids-free wastewater utilizing submerged fixed film biological technology and bioreactors |
| 09/03/2002 | US6444119 Bilge water processing system with remote monitoring and control |
| 09/03/2002 | US6444107 Method and device for the simultaneous production of acid and base of high purity |
| 09/03/2002 | US6444015 Apparatus for treating gas containing substance to be decomposed and method of treating its gas |
| 08/29/2002 | WO2002066386A1 Process for selective refining of the di-hydrol polymer by temperature and pressure conditions below the critical point of water |
| 08/29/2002 | WO2002066384A1 Device for chemically/physically treating drinking water |
| 08/29/2002 | WO2002066382A1 High efficiency electrolysis cell for generating oxidants in solutions |
| 08/29/2002 | WO2002066381A2 Method of removing hardness from water by using macrocrystalline aggregates |