| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 07/21/1994 | WO1994015702A1 Method and device for separating oil/water mixtures |
| 07/21/1994 | DE4330569C1 Process and apparatus for removing ammonium-containing compounds from wastewaters |
| 07/21/1994 | DE4301394A1 Removal of heavy metals from aq. media |
| 07/20/1994 | EP0607096A1 Process and apparatus for biological treatment of polluted water, sludges and deposits |
| 07/20/1994 | EP0607065A1 Device for crystallizing ion structure of food or drinking water in refrigerator by utilizing magnetic energy |
| 07/20/1994 | EP0607019A1 Systematic tertiary effluent polishing |
| 07/20/1994 | EP0606823A1 Liquid treatment plant |
| 07/20/1994 | EP0606398A1 Improved deinking method using ink agglomeration |
| 07/20/1994 | EP0425491B1 Reversible mechanochemical engines comprised of bioelastomers capable of modulable inverse temperature transitions for the interconversion of chemical and mechanical work |
| 07/20/1994 | CN2172285Y Automatic water power filter |
| 07/20/1994 | CN2172284Y Multipurpose magnetized water sanitary toilet implement |
| 07/20/1994 | CN2172283Y Strong fluid magnetizer |
| 07/20/1994 | CN2172282Y Multifunction drink water deep purifier |
| 07/20/1994 | CN2172281Y Cistern water treatment device |
| 07/20/1994 | CN2172280Y Electrostatic flocculate filter |
| 07/20/1994 | CN2172279Y Household diatomaceous earth water purifier |
| 07/20/1994 | CN2172278Y Drink water scale-removing purifier |
| 07/20/1994 | CN2172155Y High effect resin trap |
| 07/20/1994 | CN2172054Y Purifying drinking tube |
| 07/20/1994 | CN1089675A Aqueous suspensions of colloidal particles, preparation and use of the suspensions |
| 07/20/1994 | CN1089579A Iron method for preptreatment for marsh gas fermentation of molasses containing waste water |
| 07/20/1994 | CN1025490C Method and apparatus for the clarification of sewage and other impure waste water |
| 07/19/1994 | US5331079 Polyurethane |
| 07/19/1994 | US5330957 Composition for the absorption of pollutants |
| 07/19/1994 | US5330770 Of silicon, sodium and silver oxides |
| 07/19/1994 | US5330676 Guar gum |
| 07/19/1994 | US5330661 Process and apparatus for the decomposition of organochlorine solvent contained in water |
| 07/19/1994 | US5330659 Amines, hydrazines, hydroxylamines for recovering overspray from spray booths |
| 07/19/1994 | US5330658 Solution decontamination method using precipitation and flocculation techniques |
| 07/19/1994 | US5330657 System and method for removing asbestos particles from a slurry |
| 07/19/1994 | US5330656 Anionic polymer, cationic polyamine |
| 07/19/1994 | US5330650 Dispersion polymers for oil field water clarification |
| 07/19/1994 | US5330640 Portable water filter having an inlet conduit with a weight and float construction |
| 07/19/1994 | US5330546 Hydrophobic polyelectrolyte coagulants for concentrating coal tailings |
| 07/19/1994 | CA2004050C Oxygen removal with carbon catalyzed erythorbate or ascorbate |
| 07/14/1994 | DE4400613A1 Oil and oil sludge separator from waste water |
| 07/14/1994 | DE4300709A1 Vehicle washing station waste water cleaning process |
| 07/14/1994 | CA2112967A1 Processing plant and valve assembly |
| 07/13/1994 | EP0605882A1 Method and apparatus for wet treatment of solid surfaces |
| 07/13/1994 | EP0605675A1 Process for lowering the phosphorus content of waste water |
| 07/13/1994 | EP0605644A1 System for biologically neutralizing waste material |
| 07/13/1994 | EP0605580A1 Plant for recuperating heat from waste waster. |
| 07/13/1994 | EP0590075A4 Process for recovering organics from liquid streams |
| 07/13/1994 | EP0549608A4 Methods for control and mitigation of molluscs |
| 07/13/1994 | CN2171814Y Energy-saving magnetic scale-eliminating boiler |
| 07/13/1994 | CN2171596Y On-line oil water antiseptic, anti-dirty apparatus |
| 07/13/1994 | CN2171595Y Ion water generator |
| 07/13/1994 | CN2171594Y Secondary focusing solar sea-water desalination apparatus |
| 07/13/1994 | CN2171593Y Boiling trough of distiller |
| 07/13/1994 | CN2171266Y Healthy magnetic cup |
| 07/13/1994 | CN1089241A Oxidation of ammonium ions and organic carbon in wastewaters |
| 07/13/1994 | CN1089240A Processing method for water decontaminating agent |
| 07/13/1994 | CN1089239A Efficient flocculating demulsifier and its preparing method |
| 07/13/1994 | CN1089238A Inorganic salt water cleansing agent |
| 07/12/1994 | US5328702 Method for preparing a solution containing water-soluble minerals |
| 07/12/1994 | US5328677 Recovery of sulfides from tannery waste liquor |
| 07/12/1994 | US5328633 Acidic agents with binders of polyoxyethylene glycols |
| 07/12/1994 | US5328616 Methods and apparatus for treating electroless plating baths |
| 07/12/1994 | US5328609 Multi-stage radial flow filtration system |
| 07/12/1994 | US5328599 System using sulfide ion-selective electrodes for control of chemical feed of organic sulfide products for metal ion precipitation from waste water |
| 07/12/1994 | US5328598 Device for filtering contaminated water with means to monitor residual contamination |
| 07/12/1994 | US5328597 Electronic monitoring unit for monitoring number of uses of cartridge |
| 07/12/1994 | US5328584 Passive circulation in electrolytic fluid treatment systems |
| 07/12/1994 | US5328574 Water treatment process for electrolysis, in particular for water decarbonization, and apparatus for carrying out this process |
| 07/12/1994 | US5328572 Preventing scale formation in water pipes |
| 07/12/1994 | US5328518 Method for separating components of liquids in industrial process |
| 07/12/1994 | CA2113155A1 Systematic tertiary effluent polishing |
| 07/12/1994 | CA1330672C Method for varying the capacity of an ion exchanger for a specific chemical element |
| 07/12/1994 | CA1330670C Sewage sludge treatment with gas injection |
| 07/10/1994 | CA2112923A1 Device for crystallizing ion structure of food or drinking water in refrigerator by utilizing magnetic energy |
| 07/07/1994 | WO1994015019A1 Method of disposing of excess sludge |
| 07/07/1994 | WO1994014711A1 Waste-water purification process |
| 07/07/1994 | WO1994014710A1 Photocatalytic method for treatment of contaminated water |
| 07/07/1994 | WO1994014709A1 Apparatus for purifying water |
| 07/07/1994 | WO1994014708A1 A device for separation of emulsions by electrochemical precipitation |
| 07/07/1994 | WO1994014707A1 Removing vocs from groundwater |
| 07/07/1994 | WO1994014538A1 Method and installation for treating an aqueous solution by ion exchange |
| 07/07/1994 | WO1994014532A1 Diatomaceous earth containing adsorbent, method for making, and methods of use thereof |
| 07/07/1994 | WO1994014520A1 System and process for treatment of cyanide-containing waste |
| 07/07/1994 | WO1994014513A1 Removal of hydrocarbons by countercurrent extraction |
| 07/07/1994 | DE4234502A1 Use of electromagnetic energy in magnetic field region |
| 07/07/1994 | CA2152618A1 Method of disposing of excess sludge |
| 07/07/1994 | CA2152057A1 Removing vocs from groundwater |
| 07/07/1994 | CA2151037A1 Photocatalytic method for treatment of contaminated water |
| 07/06/1994 | EP0605308A1 Composition containing a surfactant and glycolipids for decontaminating a polluted medium |
| 07/06/1994 | EP0605288A1 Washing machines using softened water |
| 07/06/1994 | EP0605277A1 Reactor for optimized ozonation of water used for human consumption |
| 07/06/1994 | EP0604970A2 Control of continuous microwave digestion process |
| 07/06/1994 | EP0604968A2 A method of producing water having a reduced salt content |
| 07/06/1994 | EP0604904A1 Process for the treatment of waste water by chemical oxydation |
| 07/06/1994 | EP0604514A1 Treatment of aqueous media containing organic material |
| 07/06/1994 | EP0494866B1 Process and device for treating, in particular cleaning, water containing halogenated ethylenes |
| 07/06/1994 | CN2170945Y Outer magnetic field type three phase magnetic water device for communicating industry |
| 07/06/1994 | CN2170944Y Magnetic water cup |
| 07/06/1994 | CN2170943Y Ion exchanger |
| 07/06/1994 | CN2170942Y Water filter structure |
| 07/06/1994 | CN2170941Y Bidirectional screw type water filter |
| 07/06/1994 | CN2170761Y High efficiency liquid germicidal device using ultraviolet radiation |
| 07/06/1994 | CN2170706Y Rotating magnetizing antiscaling device for kettle |
| 07/06/1994 | CN2170699Y Stainless steel magnetic cup |