| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 09/26/2007 | CN101041499A Method for sequencing batch type nitrogen, phosphorus, and COD pollution burthen of high concentration waste water |
| 09/26/2007 | CN101041498A Method for reclaiming valuable element from acidic arsenic-containing biological oxidation gold extraction waste liquor |
| 09/26/2007 | CN101041497A Treatment method for chromium-containing industrial sewage |
| 09/26/2007 | CN101041496A Treatment method for drainge containing fluorin ion and drainge treating agent |
| 09/26/2007 | CN101041495A High polymer composite coagulant for treatment of oily waste water and making method thereof |
| 09/26/2007 | CN101041494A Flocculation water purification agent for drinking water, industrial water and dyeing-finishing sewage treatment |
| 09/26/2007 | CN101041493A Coal washing water treating agent and preparation method |
| 09/26/2007 | CN101041492A Oxygenation antibiosis additive and producing technique thereof |
| 09/26/2007 | CN101041491A Method for treating industrial wastewater / sewage by two-stage magnetic isolation technique |
| 09/26/2007 | CN101041490A Method for removing polyacrylamide and other organic matters in oilfield exploration water and electrochemical reactor |
| 09/26/2007 | CN101041489A Oil-field sewage treatment device by low-temperature plasma technology |
| 09/26/2007 | CN101041488A Method for producing green fuel by free radical treatment paper liquor waste slag and electrical catalytic reaction device |
| 09/26/2007 | CN101041487A Pretreatment method for sulfate radical removal from salt water by membrane process |
| 09/26/2007 | CN101041486A Method for treatment and comprehensive utilization of silk production waste water |
| 09/26/2007 | CN101041485A Metal smelting factory sewage reclaiming method based on membrane filtering technique |
| 09/26/2007 | CN101041484A Hyperfiltration sea-water distillatory with energy recovery |
| 09/26/2007 | CN101041483A Industrial wastewater treatment method and system |
| 09/26/2007 | CN101041482A Method for treating wastewater containing metal ion by modified resin and desorption device thereof |
| 09/26/2007 | CN101041481A Oil-water auto segregation-recovery system |
| 09/26/2007 | CN101041480A Sewage treatment apparatus by employing frequency mixing ultrasonic tecnnology |
| 09/26/2007 | CN101041479A High-effective defluorination purification method for drinking water |
| 09/26/2007 | CN101041478A Preparation method for organic polymer-diatomaceous soil composite coagulating agent |
| 09/26/2007 | CN101041477A Treatment method for organic matter removal of mining collapse area waste water |
| 09/26/2007 | CN101041476A Recovering handling method for amino C acid wastewater |
| 09/26/2007 | CN101041475A Fenton and air-float integral water treating method |
| 09/26/2007 | CN101041474A Freshwater supply system |
| 09/26/2007 | CN101041461A Preparation method of octahedrite nano titanium dioxide powder |
| 09/26/2007 | CN101041446A Treatment method of waste potasium carbonate solution during production process of hydrogen dioxide solution by anthraquinones method |
| 09/26/2007 | CN101041124A Diaminobenzenesulfonate polymerization modification polymer materials -PAN Hg ion sorbent and the preparing method |
| 09/26/2007 | CN100339662C Solar water heater and pasteurizer |
| 09/26/2007 | CN100339532C 洗衣机 Washing machine |
| 09/26/2007 | CN100339530C 洗衣机 Washing machine |
| 09/26/2007 | CN100339494C A process for reclaiming phosphorus |
| 09/26/2007 | CN100339355C Method for producing or purifying onium hydroxides by means of electrodialysis |
| 09/26/2007 | CN100339318C Process for removing arsenic from aqueous streams |
| 09/26/2007 | CN100339316C Automatic oxidation-reduction treatment system comprising dissolution of hydrogen gas or oxygen gas in state of colloid solution under reduced pressure and under pressure |
| 09/26/2007 | CN100339315C Catalyst module and liquid waste treating apparatus equipped with catalyst module |
| 09/26/2007 | CN100339314C Water maker with fine filtration and electrolysis unit |
| 09/26/2007 | CN100339313C Method for clarifying waste water containing organic material |
| 09/26/2007 | CN100339161C Electrodeionization apparatus |
| 09/26/2007 | CN100339153C A process for preparing semipermeable membranes having improved permeability |
| 09/25/2007 | US7274840 Clean and test for fluid within a reflection optical switch system |
| 09/25/2007 | US7273586 Apparatus and process for conditioning mammalian blood |
| 09/25/2007 | US7273585 Water flow line, biological fluid line connected to the flow line, disinfectant line connected to the water flow line and the biological fluid line, and a venturi connected to one of the lines for creating a suction force to draw a mix of biological fluid and a disinfectant through the water flow line |
| 09/25/2007 | US7273562 Ozone injection method and system |
| 09/25/2007 | US7273561 Method for determining the chemical dosage required to reduce sulfides in wastewater to acceptable levels |
| 09/25/2007 | US7273560 In which the recycling rate of exhausted stripper is raised, the waste amount of usable stripper is reduced, the uniformity of concentration of recycled stripper is increased, and the concentration of recycled stripper is kept constant. |
| 09/25/2007 | US7273558 Ion exchanging without change in hardness (via calcium, strontium and barium), includes flow magnesium chloride brine |
| 09/25/2007 | US7273557 Having the formula {Na0.60K0.40Ca0.47} [Mg2.05Fe2+3.95](Si6.45Al1.55) O20(OH)4; hexavalent chromium gets simultaneously adsorbed by cationic exchange and converted into a less toxic trivalent chromium. |
| 09/25/2007 | US7273556 Method for treating water containing manganese |
| 09/25/2007 | US7273555 Environmentally efficient countercurrent ion exchange that removes contaminants from liquid solutions, e.g., waste waters, while reducing the resulting waste streams using a Higgins Loop (TM) closed loop contactor |
| 09/25/2007 | US7273548 Fluid filter |
| 09/25/2007 | US7273547 External type filtration device |
| 09/25/2007 | US7273536 Conductive diamond electrode and process for producing the same |
| 09/25/2007 | US7273465 Device and methods for body fluid flow control in extracorporeal fluid treatments |
| 09/25/2007 | CA2436390C Water purifying apparatus |
| 09/25/2007 | CA2284403C Device for agitating a liquid in a reactor and for injecting a gas into this liquid |
| 09/25/2007 | CA2224974C Composite particulate material and process for preparing same |
| 09/24/2007 | CA2582690A1 Solidification of residuals from water treatment systems in heavy oil recovery operations |
| 09/22/2007 | CA2577480A1 Device for treating a flowing fluid with radiation. |
| 09/20/2007 | WO2007106483A2 Capillary-channeled polymeric fiber as solid phase extraction media |
| 09/20/2007 | WO2007106262A2 Water control valve |
| 09/20/2007 | WO2007105974A1 Biological process for wastewater treatment |
| 09/20/2007 | WO2007105885A1 Apparatus for generating sterilizing water |
| 09/20/2007 | WO2007104797A1 Controls of a filtration system |
| 09/20/2007 | WO2007104551A1 Process and device for the anaerobic treatment of waste water |
| 09/20/2007 | WO2007104456A1 Highly efficient desalination and ion exchange using a thermoreversible polymer |
| 09/20/2007 | WO2007084481A3 Food processing effluent refurbishing system and method |
| 09/20/2007 | WO2007065999A3 Method for producing injectable solutions by degassing liquids and the use thereof for stabilising oxidation-sensitive substances |
| 09/20/2007 | WO2007049245B1 A separator tank for separation of fluid comprising water, oil and gas |
| 09/20/2007 | WO2007012079A3 Fluid filtration system |
| 09/20/2007 | WO2007010143A3 Method for chlorinating water by electrolysis and/or light projection for pool operating with mechanical energy of the delivery nozzle |
| 09/20/2007 | WO2007005943A3 Improved phosphorus removal system and process |
| 09/20/2007 | WO2006133273A3 Device and method for mixing liquids and oils or particulate solids and mixtures generated therefrom |
| 09/20/2007 | US20070219322 water filtration membranes in which the hydrophilic domains provide a pathway for water transport |
| 09/20/2007 | US20070218540 Bioelectrolytic Methanogenic/Methanotrophic Coupling for Bioremediation of Ground Water |
| 09/20/2007 | US20070217954 Apparatus for synthesizing an oxidant |
| 09/20/2007 | US20070215562 Waste collection system and method for separating liquid waste from solid waste |
| 09/20/2007 | US20070215556 System for detection and prediction of water nitrification |
| 09/20/2007 | US20070215552 Systems and methods for removal of contaminates from an aqueous media in the absence of modified nitrate levels |
| 09/20/2007 | US20070215551 Method And Device For Treatment And Loop-Processing Of Waste Waters |
| 09/20/2007 | US20070215550 Using a combination of a monodisperse strongly acidic cation exchange filter operated as a multichamber lift bed and a monodisperse strongly basic anion exchange filter operated in cocurrent flowmay include a trickling degasser and/or a mixed-bed filter; highly efficient |
| 09/20/2007 | US20070215489 Neutral Electrolytic Water, Neutral Electrolytic Water Production Method and Device Thereof |
| 09/20/2007 | US20070215477 Bipolar Chamber and Electrochemical Liquid Treatment Apparatus Having Such Bipolar Chamber |
| 09/20/2007 | US20070215474 Electrodialysis System and Process |
| 09/20/2007 | US20070215453 Method for producing a distillate stream from a water stream containing at least one dissolved solid |
| 09/20/2007 | DE4307468B4 Verfahren zur Fällung von Schwermetallen, Uran und toxischen Metallen bei der Sanierung von bergbaulichen Anlagen, insbesondere aus kontaminierten Wässern Process for the precipitation of heavy metals, uranium and toxic metals in the rehabilitation of mining facilities, particularly from contaminated waters |
| 09/20/2007 | DE202007009615U1 Elektrolyseur mit Kondensatorelektroden in einer Magnetfeldpassage zum Entsalzen von Meerwasser Electrolyser with capacitor electrodes in a magnetic passage for the desalination of sea water |
| 09/20/2007 | DE19927907B4 Verfahren und Vorrichtung zur Reinigung saurer, eisen- und sulfathaltiger Bergbauwässer Method and apparatus for cleaning acid, iron and sulfate-mine drainage |
| 09/20/2007 | DE102007013203A1 Water purification device for softening, decarbonization or demineralization of water, comprises housing, water inlet and outlet lines connectable with external water pipeline, a sensor element, and replaceable/rechargeable energy storage |
| 09/20/2007 | DE102006016688B3 Elektroentionisierungsverfahren zur Aufbereitung von bei der chemischen und/oder elektrochemischen Oberflächenbehandlung von Metallen entstehenden Spülwässern Electrodeionization process for the preparation of produced during the chemical and / or electrochemical surface treatment of metals rinse water |
| 09/20/2007 | DE102006011951A1 Verfahren zur anaeroben Aufbereitung von Abwasser Method for the anaerobic treatment of wastewater |
| 09/20/2007 | DE10116026B4 Verfahren zur Abtrennung von Radium aus Wässern, insbesondere aus durch Natururan und seine natürlichen Zerfallsprodukte radioaktiv kontaminierten Wässern, durch ein aus mehreren Komponenten bestehendes reaktives Material Process for the separation of radium from water, in particular by natural uranium and its decay products of natural radioactive contaminated waters, through an existing multi-component reactive material |
| 09/20/2007 | DE10116025B4 Mittel zur Abtrennung von Radium aus Wässern, insbesondere aus durch Natururan und seine natürlichen Zerfallsprodukte radioaktiv kontaminierten Wässern Means for separating radium from water, in particular by natural uranium and its decay products of natural radioactive contaminated waters |
| 09/20/2007 | CA2644757A1 Method and apparatus for the anaerobic treatment of waste water |
| 09/20/2007 | CA2642990A1 Device for treating a fluid |
| 09/19/2007 | EP1834928A1 System and method for the hydrothermal oxidation of water-insoluble organic residues |
| 09/19/2007 | EP1834927A1 Apparatus for water treatment comprising a blending device |
| 09/19/2007 | EP1834152A1 A heat exchanger device |
| 09/19/2007 | EP1833766A1 Method and apparatus for treating fluids |