| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 09/16/2004 | WO2004078326A2 Submergible membrane modular filtration device having replaceable membrane elements |
| 09/16/2004 | WO2004078316A1 Magnetic bead manipulation and transport device |
| 09/16/2004 | WO2004065534A3 Raw liquid cleaning device and method |
| 09/16/2004 | WO2004033069B1 Improved filtering medium and use of the said filtering medium for pollution removal from lagoons |
| 09/16/2004 | WO2004016553B1 Rare earth metal compounds, methods of making, and methods of using the same |
| 09/16/2004 | WO2003092329A3 Inductively powered lamp assembly |
| 09/16/2004 | US20040181184 Hemostatic system and components for extracorporeal circuit |
| 09/16/2004 | US20040180969 Phosphoric ester demulsifier composition |
| 09/16/2004 | US20040180598 Liquid sorbent material |
| 09/16/2004 | US20040180424 Using sulfur oxidizing bacteria to reduce odor from wastewater and sewer treatment facilities; bioremediation; biodegradation |
| 09/16/2004 | US20040180190 water or gas clarifying material; can adsorb and remove malodorous gas; titanosilicate-based inorganic compound entangled in a fibrillated acrylic fiber |
| 09/16/2004 | US20040178803 Method and apparatus for measuring concentration of a chemical component in a gas mixture |
| 09/16/2004 | US20040178385 Method for preparing a composite solid material based on hexacyanoferrates, and method for fixing mineral pollutants using same |
| 09/16/2004 | US20040178153 designed to optimize chemical addition (coagulation or flocculation) and flotation parameters, including pressure, mixing time and energy |
| 09/16/2004 | US20040178152 System and method of gas energy management for particle flotation and separation |
| 09/16/2004 | US20040178150 Oil-sorbing filter element |
| 09/16/2004 | US20040178149 an amphipathic, heterocyclic, metal-coordinating compound and a sorbent are added to the solution, some of the metal-coordinating compound to bind with some of the metal cations and at least some of the metal-coordinating compound sorbs to the sorb |
| 09/16/2004 | US20040178148 Absorbing arsenic from water with bed of ion exchange resin, regenerating bed with solution containing concentrated levels of noncontaminant ions present in feed water to displace arsenic, isolating arsenic from spent regenerant solution |
| 09/16/2004 | US20040178146 water is subjected to two different purification processes, namely separation by means of at least one selective permeability membrane followed by deionization |
| 09/16/2004 | US20040178145 provides an optimized pulsed fluid flow to a filtration element; comprises a differential pressure activated valve, which seals the discharge port of the retentate head when the feed pressure exceeds the retentate pressure |
| 09/16/2004 | US20040178144 Airlift membrane device and membrane bioreactor and bioreactor process containing same |
| 09/16/2004 | US20040178142 Integrated paper comprising fibrillated fibers and active particles immobilized therein |
| 09/16/2004 | US20040178141 Composite solid material fixing mineral pollutants, method for preaparing same and method for fixing pollutants using same |
| 09/16/2004 | US20040178136 Hollow fiber membrane module |
| 09/16/2004 | US20040178134 Flocculation apparatus |
| 09/16/2004 | US20040178132 Liquid-solid circulating fluidized bed waste water treatment system for simultaneous carbon, nitrogen and phosphorus removal |
| 09/16/2004 | US20040178075 Apparatus for electrodeionization of water |
| 09/16/2004 | DE202004009162U1 Biodegradable anti-deposition agent for use in swimming pool filters consists of an aqueous preparation containing terpenes and emulsifiers |
| 09/16/2004 | DE10328522A1 Composite materials, useful e.g. as shaped bricks forming floors for drying clarified sludge, comprising porous, water-permeable layer covered by thicker layer of concrete with larger pores |
| 09/16/2004 | DE10310249A1 Flüssigkeitsverdampfungsverfahren Liquid evaporation method |
| 09/16/2004 | DE10308498A1 Method for safeguarding water supply for complete water supply system esp. in aircraft, involves central control unit accessing complete installation on databank |
| 09/16/2004 | DE10306967A1 Removal of halogenation products in chlorinated water, especially drinking or swimming pool water, by addition of bromide ion source followed by irradiation |
| 09/16/2004 | CA2519793A1 Composite material for a permeable reactive barrier |
| 09/16/2004 | CA2517820A1 Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater |
| 09/15/2004 | EP1457464A1 Composite filter and method and apparatus for producing high purity water using the composite filter |
| 09/15/2004 | EP1457463A1 Method of breaking down organic compounds present in industrial effluents using enzymatic reactors and the application thereof in the discoloration of industrial dyes |
| 09/15/2004 | EP1457462A2 Flocculation apparatus |
| 09/15/2004 | EP1457461A1 Method of deionising and clarifying the aqueous medium used in an electrical discharge machine and the product used in said method |
| 09/15/2004 | EP1457460A2 Water purification system and method, and module for the system |
| 09/15/2004 | EP1457243A1 Filtering method |
| 09/15/2004 | EP1457242A1 Process for evaporating of a liquid |
| 09/15/2004 | EP1456587A1 Refrigeration purifiers |
| 09/15/2004 | EP1456481A1 Faucet mount water filter |
| 09/15/2004 | EP1456135A2 Process for recovering and recycling compounds contained in effluents of the delignification and bleaching in pulp mills |
| 09/15/2004 | EP1456134A1 Detoxification of quaternary onium compounds with polycarboxylate containing compound |
| 09/15/2004 | EP1456133A1 Method for treating water by ballasted flocculation and decantation |
| 09/15/2004 | EP1456132A1 Fractional deionization process |
| 09/15/2004 | EP1456131A1 Method for treating raw condensates derived from sludge drying and installation therefor |
| 09/15/2004 | EP1456129A2 Detoxification of water containing onium compounds |
| 09/15/2004 | EP1456128A1 Device and method for destillation |
| 09/15/2004 | EP1455945A1 Method and apparatus for treating fluids |
| 09/15/2004 | EP1363858B1 Device for chemically/physically treating drinking water |
| 09/15/2004 | EP1351891B1 Method for utilising a waste slurry from silicon wafer production |
| 09/15/2004 | EP1274652A4 Method of clarifying water using low molecular weight cationic dispersion polymers |
| 09/15/2004 | EP1229979B1 Separation of silt and water |
| 09/15/2004 | EP1167298B1 Method and apparatus for treating aqueous medium |
| 09/15/2004 | EP0953014B1 Aqueous dispersion of high intrinsic viscosity polymer and its production and use |
| 09/15/2004 | EP0946424B1 Uv disinfecting device advantageous for fluid flows |
| 09/15/2004 | EP0881985B1 Method and apparatus for making aqueous chlorine dioxide |
| 09/15/2004 | EP0844906B1 Apparatus for the disinfection of liquids |
| 09/15/2004 | CN2641032Y Cooperative high grade oxidation reactor |
| 09/15/2004 | CN2641031Y Adjusting constant temp deironing appts. |
| 09/15/2004 | CN2641030Y Continuous quantitative salt feeder |
| 09/15/2004 | CN2641029Y Simple disinfection agent feeder |
| 09/15/2004 | CN2641028Y Dosing device for stabilizing ClO2 in running water |
| 09/15/2004 | CN2641027Y Simple water magnetizer |
| 09/15/2004 | CN2641026Y Automatic cleaning filter for pipeline |
| 09/15/2004 | CN2641025Y Fast matching water purifier |
| 09/15/2004 | CN2641024Y Deep purification absorption filtering plant with active carbon powdered coating for sewage treatment |
| 09/15/2004 | CN2641023Y Adjusting microporous eddy air floation machine |
| 09/15/2004 | CN2641022Y Seawater desalination appts. utilizing air saturation and wetness difference |
| 09/15/2004 | CN2641021Y Self sucking water purifier |
| 09/15/2004 | CN2641020Y Purifying filter |
| 09/15/2004 | CN2641019Y Autoamtic purifier of liquid storage pool |
| 09/15/2004 | CN2641018Y Civil automatic water treatment cistern |
| 09/15/2004 | CN2641017Y Dosing machine |
| 09/15/2004 | CN2640595Y Sewage and foul smell photocatalysis purifier of garbage fermentation machine |
| 09/15/2004 | CN2640379Y Purifying cold/hot drinking machine adapted to running water |
| 09/15/2004 | CN1529678A Regenerative membrane purification device |
| 09/15/2004 | CN1529632A Changing of hydrophilic/hydrophobic characteristics of natural organic substances in oxidation thermo-chemical drying course |
| 09/15/2004 | CN1528990A Environmental-protection circulating water system for excrement flushing |
| 09/15/2004 | CN1528680A Municipal sewage composite artificial wet land denitrifying and dephosphorizing method |
| 09/15/2004 | CN1528679A Artificial seawater additive, and preparing method and composition thereof |
| 09/15/2004 | CN1528678A Method for treating waste acid from refining benzene for coking plant |
| 09/15/2004 | CN1528677A Multi-partition assembly |
| 09/15/2004 | CN1528676A Sealed ultraviolet-ray assembly |
| 09/15/2004 | CN1528514A Preparation of tungstate phatocatalyst and use of catalytic degradation of molasses alcohol waste water thereof |
| 09/15/2004 | CN1528513A Visible photoactivating photo catalyst and light-column type packed bed reaction unit |
| 09/15/2004 | CN1528488A 液体分离器 Liquid separator |
| 09/15/2004 | CN1166574C Method for treating industrial waste water with high sulfur content |
| 09/15/2004 | CN1166573C Non-noble-metal catalyst for treating industrial sewage and its preparing process |
| 09/15/2004 | CN1166572C Process for recovering chrome yellow from chrome containing sewage |
| 09/15/2004 | CN1166571C Integrated process for removing S,N and phenol from waste water containing S,N and phenol |
| 09/15/2004 | CN1166570C Heterogeneous separation and condensation process for foamer |
| 09/15/2004 | CN1166569C Oil field visous crude sewage silicone-removing and cleaning process |
| 09/15/2004 | CN1166568C Manufacturing method of granular dibromohydantoin for killing harmful bacteria in aquaculture water |
| 09/15/2004 | CN1166567C Manufacturing method of granula bromochlorohydantoin for killing harmful bacteria in aquaculture water |
| 09/15/2004 | CN1166566C Method for purifying suspended water by membrane filtration |
| 09/15/2004 | CN1166457C Centrifugal pressurized separators and methods of controlling same |
| 09/15/2004 | CN1166442C Water-making device and method thereof |