| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 02/25/2009 | CN100463868C Ecological, environmental protective composite water treatment agent |
| 02/25/2009 | CN100463867C Self-cleaning internal pressure differential floating beds |
| 02/25/2009 | CN100463866C Method and device for post-treating waste water from sewage plants |
| 02/25/2009 | CN100463865C Water filter device |
| 02/25/2009 | CN100463864C Method for preparing silicon dioxide cold-catalyst water purifying agent |
| 02/25/2009 | CN100463723C Iodine reducing laminar material and method for processing iodine-enrichment water |
| 02/24/2009 | US7494605 triggering an oxygen scavenger; and storing the scavenger in a container configured such that the oxygen scavenger exhibits no substantial oxygen scavenging activity while inside the container. The triggered oxygen scavenger can later be removed from the container, and used in packaging oxygen sensitive |
| 02/24/2009 | US7494592 Process for combining solids thickening and dewatering in one vessel |
| 02/24/2009 | US7494587 Device having multi-pores magneto-rubber filter |
| 02/24/2009 | US7494586 Treatment system for liquid concrete washout waste |
| 02/24/2009 | US7494583 electrode having a valve metal substrate and an electrocatalytic surface composition comprising titanium dioxide doped with bismuth is provided, and an electrolytic water purification process utilizing this electrode, wherein organic substances dissolved or dispersed |
| 02/24/2009 | US7494582 Electroionic flow cell electrode configuration |
| 02/24/2009 | US7494573 Evaporator tube for a sea water desalination system |
| 02/24/2009 | US7494572 Impervious dome; perevaporation membrane substrate; water pollution control |
| 02/24/2009 | US7494534 Method, device, and system for controlling dissolved amount of gas |
| 02/24/2009 | US7493906 Distribution/retention plate for minimizing off-gassing |
| 02/24/2009 | US7493784 Washing machine with water treatment unit |
| 02/24/2009 | US7493779 introducing a stream including ethane to the liquefied natural gas producing cryogenic equipment to convert solid carbon dioxide to liquid form, adjusting the relative percentage of liquid CO2 and liquid ethane near azotrope, removing the mixture |
| 02/24/2009 | CA2406667C Installation and method for automatic preparation of samples |
| 02/24/2009 | CA2374903C Improved injection of a solids-laden water stream into a centrifugal separator |
| 02/24/2009 | CA2362639C Process for removing deposits from water-carrying systems and devices for water supply |
| 02/24/2009 | CA2339609C Fluid sterilization apparatus |
| 02/24/2009 | CA2255787C Process for producing a fresh wiping solution and for treating a used solution and apparatus for carrying out the process |
| 02/19/2009 | WO2009023674A2 Method for increasing asparaginase activity in a solution |
| 02/19/2009 | WO2009023578A1 Intimate coupling of photocatalysis and biodegradation in a photocatalytic circulating-bed biofilm reactor |
| 02/19/2009 | WO2009023451A1 Apparatus and method for aeration of contaminated liquids |
| 02/19/2009 | WO2009023428A2 Fluid treatment device with alternating electric potential difference |
| 02/19/2009 | WO2009023330A2 Discharge lamp |
| 02/19/2009 | WO2009023241A1 Method and system for treating ballast water |
| 02/19/2009 | WO2009023187A2 Method and apparatus for treating with an alternating electric potential difference |
| 02/19/2009 | WO2009023032A2 Environmentally-neutral processing with condensed phase cryogenic fluids |
| 02/19/2009 | WO2009022913A1 Method and device for treatment of ballast water |
| 02/19/2009 | WO2009022572A1 Method of recovering acid from acid waste liquid |
| 02/19/2009 | WO2009022433A1 Eight-way valve |
| 02/19/2009 | WO2009022143A1 Filtration system forcing water in either direction |
| 02/19/2009 | WO2009022039A1 Method for removing boron in water treatment |
| 02/19/2009 | WO2009022026A1 Water economizer system for domestic installations and the like |
| 02/19/2009 | WO2009021852A1 Inhibition of corrosion in boilers by polyhydroxy benzene addition |
| 02/19/2009 | WO2009021538A1 Sewage treatment system and sewage treatment method |
| 02/19/2009 | WO2009021415A1 Apparatus for desalination of sea water |
| 02/19/2009 | WO2009021396A1 A pretreatment method for coking waste water |
| 02/19/2009 | WO2009021277A1 Combined processes to revitalise water |
| 02/19/2009 | WO2008154435A3 Water vapor distillation apparatus, method and system |
| 02/19/2009 | WO2008148952A3 Method and installation for real-time monitoring of the quality of water in a distribution network |
| 02/19/2009 | WO2008142293A3 Method and device for purifying liquid effluents |
| 02/19/2009 | US20090048396 Emulsion separator |
| 02/19/2009 | US20090048144 Water softening product |
| 02/19/2009 | US20090047720 Method for extracting oil from a water and solids composition, method for the production of ethanol, and ethanol production facility |
| 02/19/2009 | US20090047681 Entropic trapping and sieving of molecules |
| 02/19/2009 | US20090047208 forming a hypobromous acid or a water-soluble salt thereof by adding either a hypochlorous acid or a water-soluble salt thereof, a bromide and tetrachlorodecaoxide to a liquid, and reacting in the liquid, wherein the molar ratio of the bromide to tetracholorodecaoxide is 1:0.002; efficiency, high speed |
| 02/19/2009 | US20090045150 Radial counterflow inductive desalination |
| 02/19/2009 | US20090045149 Filter For Removing Sediment From Water |
| 02/19/2009 | US20090045148 Environmentally-neutral processing with condensed phase cryogenic fluids |
| 02/19/2009 | US20090045146 Downhole wet-mate connector debris exclusion system |
| 02/19/2009 | US20090045143 Power Aquarium Cleaning and Gravel Vacuum |
| 02/19/2009 | US20090045142 Method and apparatus for collecting pollutants in a body of water |
| 02/19/2009 | US20090045139 Solid waste is separated and crushed to be made into road bed aggregate, liquid waste is put in first tank to settle solids, moved to second tank to settle remaining fine solids, and moved to third tank coupled to circulation pump with CO2 gas injection to lower pH and filtered before discharging |
| 02/19/2009 | US20090045138 Superabsorbent Foam, Method for the Production Thereof, and Use Thereof |
| 02/19/2009 | US20090045137 Method of producing monodisperse chelate resins |
| 02/19/2009 | US20090045134 Ballast water intake and treatment system |
| 02/19/2009 | US20090045127 Aircraft Rinse System |
| 02/19/2009 | US20090045126 Molecular Separator |
| 02/19/2009 | US20090045118 Environmentally Neutral Processing With Condensed Phase Cryogenic Fluids |
| 02/19/2009 | US20090045116 Plant for the desalination/purification of brackish water and industrial waste with zero liquid discharge |
| 02/19/2009 | US20090045115 Environmentally-neutral processing with condensed phase cryogenic fluids |
| 02/19/2009 | US20090044546 Environmentally-Neutral Processing With Condensed Phase Cryogenic Fluids |
| 02/19/2009 | US20090044345 Use of Metal Complex Compounds as Oxidation Catalysts |
| 02/19/2009 | DE102007038599A1 Method for abruptly evaporating superheated seawater fixed under a pressure in a vacuum chamber to sediment the salts, comprises condensing the generated vapor at a pipe line in a desalination container, through which cold seawater flows |
| 02/19/2009 | DE10131785B4 Vorrichtung zum Verteilen einer in ein Behältnis einströmenden Flüssigkeit A device for dispensing a fluid flowing in a container |
| 02/19/2009 | CA2834542A1 Filter for removing sediment from water |
| 02/19/2009 | CA2697176A1 Method for increasing asparaginase activity in a solution |
| 02/19/2009 | CA2696503A1 Water filtering and dispensing system and system for filtering, storing, delivering, and testing water |
| 02/19/2009 | CA2695670A1 Water economizer system for domestic installations and the like |
| 02/18/2009 | EP2025646A2 Device for dispersing a solid in waste water |
| 02/18/2009 | EP2025387A1 Method for producing monodisperse chelate resin |
| 02/18/2009 | EP2024288A2 Dehydration toilet having an infusion odor capturing steam and water recovery system |
| 02/18/2009 | EP2024066A1 Method of improving performance of ultrafiltration or microfiltration membrane process in landfill leachate treatment |
| 02/18/2009 | EP1807182B1 A process for improving membranes |
| 02/18/2009 | EP1628734B1 Method for purifying spent acid |
| 02/18/2009 | CN201196499Y Water tank for solar water heater |
| 02/18/2009 | CN201195862Y Hyperfiltration wastewater reverse return current apparatus |
| 02/18/2009 | CN201195704Y Immersion type hollow fiber film assembly with through upper edge |
| 02/18/2009 | CN201195701Y Water making machine of electrolysis |
| 02/18/2009 | CN201195700Y Dynamic state film supporting body for implementing water supply/wastewater treatment |
| 02/18/2009 | CN201195699Y Rotary cut type releaser |
| 02/18/2009 | CN201195698Y Water purifying unit connecting structure of water purifier |
| 02/18/2009 | CN201195697Y Miniature sea water desalting apparatus |
| 02/18/2009 | CN201195101Y Filter of water purification equipment |
| 02/18/2009 | CN201195072Y Filter of fish pond |
| 02/18/2009 | CN201195071Y Pi water machine |
| 02/18/2009 | CN201195069Y Filter |
| 02/18/2009 | CN201195065Y High-efficiency energy-conservation deferrization and demanganization filter for groundwater |
| 02/18/2009 | CN201195064Y Portable water purifying tube |
| 02/18/2009 | CN101370737A Water treatment composition comprising nanostructured materials |
| 02/18/2009 | CN101370736A Apparatus for disinfection of sea water/ship's ballast water and a method thereof |
| 02/18/2009 | CN101370572A Polyvinylidene fluoride hollow yarn type microporous film and process for production of the same |
| 02/18/2009 | CN101370571A Membrane filtration apparatus and its operating method |
| 02/18/2009 | CN101368279A Mesoporous metal-based electroproduction strong oxygenant emitting material |
| 02/18/2009 | CN101367594A Treatment method for cellulose fermentation wastewater |
| 02/18/2009 | CN101367593A Treatment method and system for wastewater from amide phytocides production |