| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 06/14/2005 | US6906235 Iron sulfide mixtures; iron sulfide heavy metal treating agents; and methods of treating using such agents |
| 06/14/2005 | US6905611 Immersion container in liquids; separation aperture; discharging conduit |
| 06/14/2005 | US6905610 Jetting liquids against angles wall; forming gas flow; homogeneity foam; water pollution control |
| 06/14/2005 | US6905609 Reducing particle sizes, mixing, injecting into hot exhaust gas streams |
| 06/14/2005 | US6905608 Advanced electrodeionization for fluid recycling |
| 06/14/2005 | US6905607 Removal predetermination amount of precipitates; purification; filtration, separation tanks; potable water |
| 06/14/2005 | US6905606 Method of removing calcium from water containing calcium hydrogen carbonate in high concentration |
| 06/14/2005 | US6905604 Method of converting feedwater to fresh water |
| 06/14/2005 | US6905603 Treatment of contaminated activated charcoal |
| 06/14/2005 | US6905600 Sizing; mixing with base; thermal hydrolysis; forming methane |
| 06/14/2005 | US6905598 Porous grog composition, water purification device containing the porous grog and method for making same |
| 06/14/2005 | US6905596 Fluid magnetization straw |
| 06/14/2005 | US6905580 Water treating apparatus |
| 06/14/2005 | US6905532 Dissolving copper in the presence of an oxidant in an aqueous leach liquor of ethanolamine and (monoethanolammonium)2 carbonate |
| 06/14/2005 | US6905531 Copper mass is dissolved in the presence of an oxidant in an aqueous leach liquor of monoethanolamine and (monoethanol ammonium)2 carbonate |
| 06/14/2005 | CA2323333C Optical sensing and control of ultraviolet fluid treatment dynamics |
| 06/14/2005 | CA2313304C Apparatus for filtering and separating particularly biologically organic fluids |
| 06/14/2005 | CA2250894C Apparatus and processes for non-chemical plasma ion disinfection of water |
| 06/12/2005 | CA2489693A1 System for separating oil from water |
| 06/09/2005 | WO2005052213A2 Method of inhibiting corrosion in hot water systems |
| 06/09/2005 | WO2005051851A1 Method of eliminating bottom slude in fish farm or the like |
| 06/09/2005 | WO2005051850A1 Multi-functional oxidizing composition |
| 06/09/2005 | WO2005051849A1 Apparatus for and method of manufacturing drinking water using seawater |
| 06/09/2005 | WO2005051157A1 Dishwasher with a water preparation system |
| 06/09/2005 | WO2005051081A1 Method for the protection of materials |
| 06/09/2005 | WO2005026062A3 Process and reactor for intensified and energy-efficient, biological (waste-)water treatment |
| 06/09/2005 | WO2005007265A3 Deaeration of water and other liquids |
| 06/09/2005 | WO2004110936A3 Distillation method and device, in particular for producing potable water |
| 06/09/2005 | WO2004088277A3 System and method of gas energy management for particle flotation and separation |
| 06/09/2005 | US20050124482 Earthenware filter using silver chloride treatment for water disinfection; disinfecting pottery toilet liners by saturating with silver nitrate and reacting with sodium chloride solution to form silver chloride |
| 06/09/2005 | US20050123727 Membrane modules and integrated membrane cassettes |
| 06/09/2005 | US20050122059 Inductively powered apparatus |
| 06/09/2005 | US20050122058 Inductively powered apparatus |
| 06/09/2005 | US20050121811 Field converter and fluid processing device using the converter |
| 06/09/2005 | US20050121650 Comprising lecithin and 2-bromo-2-nitropropane-1,3 diol (BNPD), said lecithin being present in a molar amount of about 10-40 moles lecithin per 1 mole of BNPD; BNPD is also used as a preservative in lecithin containing compositions |
| 06/09/2005 | US20050121540 Mist generating device |
| 06/09/2005 | US20050121399 Reacting room temperature or cooled drinking water with magnesium grains stored in a water permeable case made of ceramics inside a vessel; may also include silver grains for water purification; hydrogen generated without using an electrolytic device; water thought to fight free radical damage |
| 06/09/2005 | US20050121398 Oxidation using ultraviolet radiation, ozone solutions; water pollution control; efficiency |
| 06/09/2005 | US20050121397 Fractional deionization process |
| 06/09/2005 | US20050121396 Apparatus and method for treating substances with electromagnetic wave energy |
| 06/09/2005 | US20050121395 Alum pellets |
| 06/09/2005 | US20050121394 System and process for wastewater treatment |
| 06/09/2005 | US20050121393 Meso-frequency traveling wave electro-kinetic continuous adsorption system |
| 06/09/2005 | US20050121389 Immersed membrane filtration system and overflow process |
| 06/09/2005 | US20050121388 Production of water for injection using reverse osmosis |
| 06/09/2005 | US20050121387 Comprising a silver treated activated carbon block, a binder, and copper particles; presence of copper in filter, and the combination of copper and silver treated activated carbon may inhibit growth of bacteria on or within filter over time |
| 06/09/2005 | US20050121377 Apparatus for preparing a flocculant for water treatment |
| 06/09/2005 | US20050121334 Method and apparatus for producting negative and positive oxidative reductive potential (orp) water |
| 06/09/2005 | US20050121304 Method and apparatus for simultaneous heat and mass transfer utilizing a carrier-gas at various absolute pressures |
| 06/09/2005 | US20050120879 Gas/liquid separation in water injection into hydrocarbon reservoir |
| 06/09/2005 | DE29624608U1 Multi-component liquid micro-filtration apparatus with surface cleaning - has vertical skeins formed of a number of equal length hollow fibres each end held in headers where air discharged at skein base produces bubbles in quantity large enough to scrub the fibres. |
| 06/09/2005 | DE20320939U1 Process for cleaning a process bath comprises evaporating a part of the process bath used in the process until phase separation into a lower phase, a middle phase and an upper phase occurs, and removing the upper and lower phases |
| 06/09/2005 | DE20320908U1 Process to operate small-scale waste water treatment process in a sequential batch reactor or water retained by a lagoon dam, using depth pressure measurements |
| 06/09/2005 | DE19904493B4 Verfahren und Vorrichtung zur Aufbereitung von mit Schadstoffen belasteten pumpfähigen Medien Method and apparatus for treating contaminated with pollutants pumpable media |
| 06/09/2005 | DE10352460A1 Material for adsorbing trihalomethane and AOX and for removing chloramines from water, e.g. in swimming baths, comprises active carbon powder and-or other adsorbents plus sodium hydrogen sulfate or other acid |
| 06/09/2005 | DE10351433A1 Katalytisch aktive Partikel Catalytically active particles |
| 06/09/2005 | CA2545338A1 Multi-functional oxidizing composition |
| 06/09/2005 | CA2543266A1 Method of inhibiting corrosion in hot water systems |
| 06/08/2005 | EP1538129A1 Method for supply of constant-concentration ozonated water |
| 06/08/2005 | EP1538128A2 End cap for an electrolytic cell |
| 06/08/2005 | EP1537782A1 Formaldehyde releaser and process for treating aqueous systems |
| 06/08/2005 | EP1537195A1 Desinfecting composition |
| 06/08/2005 | EP1537051A2 Circulation method and system for treating bathing water |
| 06/08/2005 | EP1536879A1 Electrolytic eluent generator and method of use |
| 06/08/2005 | EP1536875A2 Encapsulated filter cartridge |
| 06/08/2005 | EP1432427B1 Composition of hypochlorous acid and its applications |
| 06/08/2005 | EP1383711B1 Household apparatus using a fluid, comprising a purifying system of the type in which at least a substance must be removed from said fluid |
| 06/08/2005 | EP1311614B1 Polymeric compositions for dewatering sewage sludges |
| 06/08/2005 | EP1268350B1 Water purification system and method |
| 06/08/2005 | CN2703755Y Water-treatment apparatus |
| 06/08/2005 | CN2703754Y Homogeneous oil-reomving device for mud |
| 06/08/2005 | CN2703753Y Water-purifying device washed without dismounting |
| 06/08/2005 | CN2703752Y Device for reusing life sewage from bathing |
| 06/08/2005 | CN2703477Y Drinking bowl |
| 06/08/2005 | CN1625671A Industrial combustion equipment for disposing waste water, and waste water disposal method using the equipment |
| 06/08/2005 | CN1625529A Self-sanitising water treatment apparatus with a reserv Dir for treated water that includes heating element |
| 06/08/2005 | CN1625528A Method for determining the dissolution rate of a solid water treatment product |
| 06/08/2005 | CN1625434A Microporous filter media, filtration systems containing same, and methods of making and using |
| 06/08/2005 | CN1625433A Method and apparatus for treatment of fluid by reverse osmosis process under acidic conditions |
| 06/08/2005 | CN1625429A Nanofiber filter media |
| 06/08/2005 | CN1625428A Precoat filter media, and methods of making and using |
| 06/08/2005 | CN1624257A Method and device for collecting and treating rain water |
| 06/08/2005 | CN1623940A Process for comprensive treating waste water of paper making by grass pulp |
| 06/08/2005 | CN1623936A Technology for recovering ash water of coal-fired power plant and system of sealing circulating for recovering thereof |
| 06/08/2005 | CN1623932A Apparatus and application for enhancing treating efficiecy of up flowing type anaerobic sludge bed by cathode hydrogen |
| 06/08/2005 | CN1623926A Preparing composite iron powder by aluminium magnesium alloy for degrading organics contained halogen in water |
| 06/08/2005 | CN1623925A Extractive of nutural mineral substance capable of improving drinking water quality and its preparation process |
| 06/08/2005 | CN1623924A Process for removing ammonia of treating waste water containing high contentrition ammonia |
| 06/08/2005 | CN1623923A Compound water treatment oxidation decolour agent |
| 06/08/2005 | CN1623922A Compound water treatment decolour flocculation agent |
| 06/08/2005 | CN1623921A Process for removing arsenic in water using oxydol as oxidative agent |
| 06/08/2005 | CN1623920A Flocculation agent of powder amphoteric polyacrylic amide prepared by water solution polymer and its preparation method |
| 06/08/2005 | CN1623919A Process for treating solution by changed electric field and permanent magnet field |
| 06/08/2005 | CN1623918A Apparatus for water treatment by electrolysis method |
| 06/08/2005 | CN1623917A Compounding capable of removing soap or fat in water |
| 06/08/2005 | CN1623916A Comprehensive system for preparing fresh water and hydraelectric generation by solar energy chimney indirect condensing heat-exchange |
| 06/08/2005 | CN1623915A Comprehensive system for preparing fresh water and wind powder generation by solar energy chimney indirect condensing heat-exchange |
| 06/08/2005 | CN1623914A Spray heat-exchange type seawater desalination machine |
| 06/08/2005 | CN1623913A Spray heat-exchange type seawater desalination machine |
| 06/08/2005 | CN1623912A Cold medium heat-exchange type seawater desalination machine |