| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 06/10/2004 | CA2506889A1 Fold protection for spiral filtration modules utilizing uv cured adhesive and method of providing same |
| 06/09/2004 | EP1426337A1 Process and plant for biological treatment of waste water |
| 06/09/2004 | EP1426336A2 Water treatment apparatus and method |
| 06/09/2004 | EP1426104A1 Composite particulate article and method for preparation thereof |
| 06/09/2004 | EP1426098A1 Semipermeable composite membrane and process for producing the same |
| 06/09/2004 | EP1426097A1 Device and method for separating a solvent from a solution |
| 06/09/2004 | EP1426087A1 Sand bed device for filtering of liquids and particularly of water |
| 06/09/2004 | EP1425437A1 Method and system for generating hypochlorite |
| 06/09/2004 | EP1425247A2 Control of development of biofilms in industrial process water |
| 06/09/2004 | EP1425246A1 Removal of water solubilized organics |
| 06/09/2004 | EP1387876A4 The new chemical species of a magnecule |
| 06/09/2004 | EP1341970A4 An adsorptive-filtration media for the capture of waterborne or airborne constituents |
| 06/09/2004 | EP1313668B1 Water treatment method |
| 06/09/2004 | EP1309519B1 Under the counter water treatment system |
| 06/09/2004 | EP1204460B1 Method and device for desalting water |
| 06/09/2004 | EP1156874A4 Method and membrane system for sterilizing and preserving liquids using carbon dioxide |
| 06/09/2004 | DE19818905B4 Schnellfilteranlage zur Trinkwasseraufbereitung Quick filter water treatment plant |
| 06/09/2004 | DE10255240A1 Verfahren zur Entfernung von Quecksilber aus mit Quecksilber verunreinigten Lösungen A process for removal of mercury from solutions contaminated with mercury |
| 06/09/2004 | DE10253334A1 Purification of sewage or other substances laden with harmful organic matter and detergent or clarifying agent also useful laundry and cleaning surfaces involve introduction of photosensitizer releasing singlet oxygen when stimulated |
| 06/09/2004 | CN2620103Y Seawater desalination electric generator |
| 06/09/2004 | CN2619934Y Efficient harmless waste water treatment equipment |
| 06/09/2004 | CN2619933Y Electrostatic water treatment equipment |
| 06/09/2004 | CN2619932Y Nano-filtering public apparatus for directly drinking water |
| 06/09/2004 | CN2619931Y Nano-base system for supplying and purifying high-quality water |
| 06/09/2004 | CN2619930Y Mirror face reflection type ultraviolet sterilizer |
| 06/09/2004 | CN2619929Y Solar device for seawater desalination |
| 06/09/2004 | CN1503900A Automatic salt level monitor for water softening device |
| 06/09/2004 | CN1503765A Periphyton filtration pre- and post-treatment system and method |
| 06/09/2004 | CN1503763A Stabilised hypobromous acid solutions |
| 06/09/2004 | CN1502583A Tourmalinite, medical stone ceramic ball |
| 06/09/2004 | CN1502574A Scaling preventing method for water circulation system |
| 06/09/2004 | CN1502567A Ozone suction device and monitor device combined water treatment system |
| 06/09/2004 | CN1502566A 天然海水剂 Natural seawater agent |
| 06/09/2004 | CN1502565A Sewage treatment apparatus for killing microbe and improving water quality |
| 06/09/2004 | CN1502564A Method and equipment for oil field waste water treatment |
| 06/09/2004 | CN1502563A Ultraviolet ray device for treating liquid and method thereof |
| 06/09/2004 | CN1502562A Continuous intelligent controlled photocatalytic water quality deep purifier |
| 06/09/2004 | CN1502561A Air flotation pool adopting central driven residue-scraping machine |
| 06/09/2004 | CN1502560A Hot vapour heating heat siphon circulation evaporator surface film multi-effect evaporation desalting apparatus |
| 06/09/2004 | CN1502559A Hot vapour heating, heat siphon circulation submerged pipe type multi-effect evaporation desalting apparatus |
| 06/09/2004 | CN1502403A Photochemical reaction device and process method thereof |
| 06/09/2004 | CN1152950C Metal ligand-contg. bleaching compositions |
| 06/09/2004 | CN1152888C Method for making hydrophobically associative polymers, method of use and compositions |
| 06/09/2004 | CN1152834C Processing system for drain off water |
| 06/09/2004 | CN1152833C Sewage purifier |
| 06/09/2004 | CN1152832C Method and device for high frequency strong magnetic synergic water treatment |
| 06/09/2004 | CN1152831C Super-high magnetic fluid treating apparatus |
| 06/09/2004 | CN1152830C Liquid purifying treatment module |
| 06/09/2004 | CN1152829C Apparatus and method for purificatino of water |
| 06/09/2004 | CN1152828C Process for cleaning up wastewaters from aldolization reactino which is followed by hydrogenation |
| 06/09/2004 | CN1152827C Process for treating waste mother liquid of H acid in dye factory |
| 06/09/2004 | CA2450592A1 Multi-stage polymer compositions having a triggered response |
| 06/08/2004 | US6746614 Using an enclosed decomposition tank which includes a pickle liquor inlet pipe, outlet pipe, vent pipe, internal baffle, and heater to decompose hydrogen peroxide used in a steel pickling process |
| 06/08/2004 | US6746613 Pulsed electric field system for treatment of a fluid medium |
| 06/08/2004 | US6746612 Collecting water from residential water source; channeling water through pipes via gravity to a storage tank; filtering; treating water with a sanitizing agent; delivering water from storage tank to soil and subsoil of surrounding landscape |
| 06/08/2004 | US6746609 Cooling tower water treatment |
| 06/08/2004 | US6746593 High volume electrolytic water treatment system and process for treating wastewater |
| 06/08/2004 | US6746580 Electrochemical system capable of efficiently generating even small amounts of ozone |
| 06/08/2004 | US6746309 Generating block from silicon particles collected during waste water treatment; melting for recycling |
| 06/08/2004 | US6746180 Oxidation in presence of transition metal salt, chelate compound and ph buffer; preventing precepitation or solubilization heavy metal byproduct contamination |
| 06/08/2004 | US6745903 Methods for the on-line, on-demand preparation of sterile, water-for-injection grade water |
| 06/08/2004 | CA2429288C Method and device for desalting water |
| 06/08/2004 | CA2343186C Stabilized liquid lime dispersion for sewage treatment |
| 06/08/2004 | CA2225650C Process for the production of aqueous chlorine dioxide solutions |
| 06/08/2004 | CA2146130C Antifouling coating composition and method |
| 06/08/2004 | CA2125754C Buffer and method for buffering hot tubs and spas |
| 06/03/2004 | WO2004046524A1 System and method for water pasteurization and power generation |
| 06/03/2004 | WO2004046498A1 Apparatus for recycling of oil based drilling fluid contaminated with water |
| 06/03/2004 | WO2004046279A1 Method of manure slurry treatment |
| 06/03/2004 | WO2004046271A1 Descaling and corrosion inhibiting composition |
| 06/03/2004 | WO2004046093A1 Novel complex-forming agents |
| 06/03/2004 | WO2004046051A1 Electrocoagulation system |
| 06/03/2004 | WO2004046050A1 Method for disinfecting and stabilizing organic wastes with mineral by-products |
| 06/03/2004 | WO2004046047A1 Water having vibration information recorded therein |
| 06/03/2004 | WO2004046046A1 Agents for purifying waste water and muddy water |
| 06/03/2004 | WO2004046045A1 Radioactive species removal process |
| 06/03/2004 | WO2004046044A1 Ion generation unit, apparatus having ion generation unit, and washing machine having ion generation unit |
| 06/03/2004 | WO2004046043A1 Ion eluting unit and device loaded with same |
| 06/03/2004 | WO2004046042A2 Treatment of a waste stream through production and utilization of oxyhydrogen gas |
| 06/03/2004 | WO2004046040A1 Method for removing metals from acid mine drainage |
| 06/03/2004 | WO2004046039A1 Extraction of phenol from wastewater |
| 06/03/2004 | WO2004046038A2 A method and an apparatus for purifying water by photo-chemical oxidation |
| 06/03/2004 | WO2004045756A2 Apparatus and method for photocatalytic purification and disinfection of fluids |
| 06/03/2004 | WO2004045749A1 Proportioning, regenerative, rotary pump |
| 06/03/2004 | WO2004045741A1 $i(in situ) fluid treatment system and method |
| 06/03/2004 | WO2004045740A1 Purification agent for wastewater and sludge water |
| 06/03/2004 | WO2004045738A2 Freeze concentration system |
| 06/03/2004 | WO2004045655A2 Cleaning methods using chlorine dioxine solutions |
| 06/03/2004 | WO2004045654A2 Remediating of surfaces with embedded microbial contaminant |
| 06/03/2004 | WO2004045577A1 Biologically inhibiting material a method of producing said material as well as the use of said material for inhibiting live cells |
| 06/03/2004 | WO2004028656A9 System and method for material removal |
| 06/03/2004 | WO2004027116A3 Biocidal solution |
| 06/03/2004 | WO2004024635A3 Automatic shut-off for water treatment system |
| 06/03/2004 | WO2004013047A9 System for adding consumable enhancing additives to drinking water |
| 06/03/2004 | WO2003095365A3 Water filter assembly |
| 06/03/2004 | WO2003020404A3 Arrangement and method for electrochemical purification or treatment |
| 06/03/2004 | US20040106207 Determination of multi-valent metal contamination and system for removal of multi-valent metal contaminants from water |
| 06/03/2004 | US20040105811 Preparation of aluminum water treating product |
| 06/03/2004 | US20040104181 Catalyst for treating waste water, method for preparing the same and process for treating waste water |
| 06/03/2004 | US20040104180 Injecting carbon dioxide and inorganic base; water treatment; drinking; agriculture |