| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 04/13/2005 | EP1521723A1 Compositions for removing hydrocarbons and halogenated hydrocarbons from contaminated environments |
| 04/13/2005 | EP1521622A1 Method and device for purifying waste water that is polluted with organic and/or inorganic matter |
| 04/13/2005 | EP1483033A4 A process for preparing semipermeable membranes having improved permeability |
| 04/13/2005 | EP1349812A4 Ballast water treatment for exotic species control |
| 04/13/2005 | EP1343726A4 Processes and compositions for water treatment |
| 04/13/2005 | CN2692585Y Magnetizing mineralizing water tank suitable for water heater |
| 04/13/2005 | CN2692133Y Magnelization method biological moving bed sewage treatment device |
| 04/13/2005 | CN2692132Y Ozone leading-in experiment equipment |
| 04/13/2005 | CN2692131Y High frequency high voltage electric sterilization machine |
| 04/13/2005 | CN2692130Y Fluid pulse magnelization device |
| 04/13/2005 | CN2692129Y Ligh frequency electromagnetic pulse sterilization scale eliminating instrument |
| 04/13/2005 | CN2692128Y Magnetization water quality treatment apparatus |
| 04/13/2005 | CN2692127Y Laboratory oil containing waste liquid purifying treatment device |
| 04/13/2005 | CN2692126Y Laboratory waste water purifying treatment device |
| 04/13/2005 | CN2692125Y Full outomatic cleaning filter core type water purfier |
| 04/13/2005 | CN2691682Y Water cleaning device for directly drinking water |
| 04/13/2005 | CN2691576Y Steam feet bathing machine |
| 04/13/2005 | CN2691436Y Solar energy drinking water-machine |
| 04/13/2005 | CN2691403Y Kettle |
| 04/13/2005 | CN1606533A Method of treating organic wastewater and sludge and treatment apparatus therefor |
| 04/13/2005 | CN1606477A Distillation apparatus |
| 04/13/2005 | CN1605573A Disintegration of anaerobically digested sewage sludge |
| 04/13/2005 | CN1605572A Microbiological ammonia nitrogen aligning agent and method for making the same |
| 04/13/2005 | CN1605571A Modifying agent for microbiological drinking water for cultivated animal and making method thereof |
| 04/13/2005 | CN1605570A Method for removing arsenic in underground water utilizing metal carried chelating resin |
| 04/13/2005 | CN1605569A Waste water purifying installation |
| 04/13/2005 | CN1605568A Apparatus for removing fluorine in water |
| 04/13/2005 | CN1605567A Apparatus for removing ferro in water |
| 04/13/2005 | CN1605551A Water storage apparatus |
| 04/13/2005 | CN1605394A Cyclone separator |
| 04/13/2005 | CN1605380A Hyperfiltration composite filter tube |
| 04/13/2005 | CN1605379A Filtration unit, installation method for a filtration unit and filtration apparatus |
| 04/13/2005 | CN1605378A Method of fabricating a semiconductor device |
| 04/13/2005 | CN1196652C Integral method of synthesizing organobentonite-treating waste water |
| 04/13/2005 | CN1196518C Filter for physically removing bacterial suspended matter and solid particles in water |
| 04/13/2005 | CN1196405C Electrolytic synthesis of peracetic acid |
| 04/12/2005 | US6879935 Monitoring septic tanks remotely with the need for excavation |
| 04/12/2005 | US6878309 Slowly releases the additive components to aqueous system, thereby delivering an effective concentration level of additive components over an extended period |
| 04/12/2005 | US6878294 Running method and treatment system for spiral wound membrane element and spiral wound membrane module |
| 04/12/2005 | US6878290 Method for oxidizing materials in supercritical water |
| 04/12/2005 | US6878289 Method of reducing chemical oxygen demand in water |
| 04/12/2005 | US6878288 Passing the stream into a processing chamber in the presence of an ultrasonic standing wave having nodes and antinodes, and withdrawing a solids concentrate stream to remove solids near the anti-nodes |
| 04/12/2005 | US6878287 Dental equipment and method of operating such equipment |
| 04/12/2005 | US6878286 High efficiency ion exchange system for removing contaminants from water |
| 04/12/2005 | US6878284 Such as ammonia; contacting the water with an adsorbent, and decomposing the compound by reaction with a liquid oxidizer such as hypobromous acid; prevention of eutrophication in lakes and swamps |
| 04/12/2005 | US6878282 System and method for withdrawing permeate through a filter and for cleaning the filter in situ |
| 04/12/2005 | US6878281 Wastewater management system |
| 04/12/2005 | US6878277 Photocatalytic filter, photocatalytic filter device and method for manufacturing photocatalytic filter |
| 04/12/2005 | US6878270 Low cost grease removal system |
| 04/12/2005 | US6878268 Apparatus for purification of water |
| 04/12/2005 | US6878266 Spa and pool filter |
| 04/12/2005 | CA2332845C Method for purifying aqueous suspension |
| 04/12/2005 | CA2316012C Method of disinfecting a deionized water producing apparatus and method of producing deionized water |
| 04/12/2005 | CA2272147C Device for separating grease from drain water |
| 04/12/2005 | CA2193303C Process for producing a fresh wiping solution and for treating a used solution and apparatus for carrying out the process |
| 04/12/2005 | CA2127564C Process for delivering a selected effective amount of a dry granular antimicrobial composition to an aqueous system |
| 04/12/2005 | CA2111383C Control of continuous microwave digestion process |
| 04/07/2005 | WO2005031881A2 Disinfecting lamp using ultra-violet light emitting diode |
| 04/07/2005 | WO2005031546A1 Improvements relating to water treatment apparatus |
| 04/07/2005 | WO2005031288A1 Radiation sensor device and radiation source module containing same |
| 04/07/2005 | WO2005030659A1 Device and method for the treatment of a medium such as effluent clarifier sludge or similar |
| 04/07/2005 | WO2005030658A1 Reduced pressure water filtration system |
| 04/07/2005 | WO2005030657A1 Modular panel unit for producing purified water having security features |
| 04/07/2005 | WO2005030653A1 Improvement in fluoridation system |
| 04/07/2005 | WO2005030652A1 Methods for the purification of contaminated waters |
| 04/07/2005 | WO2005030651A1 Electrolysis device for treating a reservoir of water |
| 04/07/2005 | WO2005030650A1 Devise for deionising saline solutions |
| 04/07/2005 | WO2005030649A1 Crush of micro bubble |
| 04/07/2005 | WO2005030647A2 A continuous production membrane water treatment plant and method for operating same |
| 04/07/2005 | WO2005030634A2 Bottled water cooler and dispenser with filter |
| 04/07/2005 | WO2005030587A1 Mobile modular bottled water plant and modules therefor |
| 04/07/2005 | WO2005030375A1 External pressure type hollow fiber membrane module |
| 04/07/2005 | WO2005030363A1 System to produce drinking water |
| 04/07/2005 | WO2005030360A1 A method and apparatus for demulsifying an oil-water emulsion via ultrasonic effect |
| 04/07/2005 | WO2005012192B1 Bio degradation of oxyanions such as perchlorate on ion exchange resins |
| 04/07/2005 | WO2005005329A3 Water-softening method |
| 04/07/2005 | US20050075498 Functionalized for wider applications; enhanced solvent solubility; simple reactions; ion sensors |
| 04/07/2005 | US20050072793 Method and apparatus for mass based dispensing |
| 04/07/2005 | US20050072743 Method for reducing harmful organisms in currents of water |
| 04/07/2005 | US20050072742 Photo-chemical remediation of Cu-CMP waste |
| 04/07/2005 | US20050072741 Method and a device for detecting an accumulation of sand in a separator vessel |
| 04/07/2005 | US20050072740 comprises lanthanum glycolate/lactate for precipitation; for use in swimming pools |
| 04/07/2005 | US20050072739 Foam fractionation protein skimmer; increasing and decreasing bubble size; waste treatment; water pollution control; agriculture |
| 04/07/2005 | US20050072729 Water purification cartridge |
| 04/07/2005 | US20050072724 Filtration unit, installation method for a filtration unit and filtration apparatus |
| 04/07/2005 | US20050072720 Point-of-use water softener |
| 04/07/2005 | US20050072718 System and device to treat sanitary and municipal wastewater and storm water run-offs |
| 04/07/2005 | US20050072667 Apparatus and method for electrolytically treating chemical plating waste liquor |
| 04/07/2005 | US20050072665 Electrolytic activation of fluids |
| 04/07/2005 | US20050072308 Air cleaner |
| 04/07/2005 | US20050072272 Combustion of mixed gas of oxygen and hydrogen in high pressure water; melting titanium in combustion gas; health, cosmetics and medical equipment utilize physiologically activating effect; water electrolysis apparatus for generating the mixed gas |
| 04/07/2005 | DE10340216A1 Treatment unit for health-promoting modification of physical-chemical properties of aqueous solution, contains crystal filling and conductive spiral |
| 04/07/2005 | CA2540589A1 Radiation sensor device and radiation source module containing same |
| 04/07/2005 | CA2540205A1 A continuous production membrane water treatment plant and method for operating same |
| 04/07/2005 | CA2537596A1 Electrolysis device for treating a reservoir of water |
| 04/06/2005 | EP1520874A1 Porous membrane and method of manufacturing the porous membrane |
| 04/06/2005 | EP1520840A1 Electrodeinization apparatus |
| 04/06/2005 | EP1520591A1 Porous semiconductor and process for producing the same |
| 04/06/2005 | EP1520497A2 Water Storage Apparatus |
| 04/06/2005 | EP1519900A2 Effluent treatment combining solid/liquid separation and pulsed electric fields |