Patents
Sitemap › C02 - Treatment of water, waste water, sewage, or sludge › C02F - Treatment of water, waste water, sewage, or sludge › C02F 1 - Treatment of water, waste water, or sewage
Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124)
08/2003
08/28/2003US20030159457 Production of potable water and freshwater needs for human, animal and plants from hot and humid air
08/28/2003US20030159309 Device and method for treating a refuse material containing hydrocarbons
08/28/2003US20030159233 Canister-type vacuum cleaner
08/28/2003US20030159231 Upright type vacuum cleaner
08/28/2003US20030159230 Upright-type vacuum cleaner
08/28/2003DE20217081U1 Distribution unit for the permeate from a reverse osmosis membrane, for the supply of purest water to a dialysis apparatus, has a secondary ring channel at the primary channel, to prevent contamination
08/28/2003CA2475684A1 Method for ozone treatment of a liquid phase containing solid particles
08/28/2003CA2475196A1 Starter assembly for a gas discharge lamp
08/28/2003CA2399849A1 Canister-type vacuum cleaner
08/28/2003CA2397512A1 Upright-type vacuum cleaner
08/27/2003EP1338572A1 Process for preventing the scale formation of double salts containing phosphate
08/27/2003EP1338569A1 Water treatment by catalytic filtration
08/27/2003EP1338568A1 Apparatus and method for producing electrically deionized water
08/27/2003EP1338567A2 Process and apparatus for purifying emulsion oil polluted water, especially hydrocarbon polluted water
08/27/2003EP1338566A1 Device for waste water purification by the activated sludge process
08/27/2003EP1338565A2 Free Radical Generator and method for water treatment
08/27/2003EP1338328A1 Immersion type membrane filter
08/27/2003EP1338289A1 Device for treating liquid effluents from medical analysis laboratories and process using the same
08/27/2003EP1337904A2 Wireless asp systems and methods
08/27/2003EP1337628A1 Production process and composition of an enzymatic preparation, and its use for the treatment of domestic and industrial effluents of high fat, protein and/or carbohydrate content
08/27/2003EP1337479A1 Method and device for oxidising materials in supercritical water
08/27/2003EP1337478A2 Process and apparatus for treating wastewater
08/27/2003EP1337474A2 Processes and systems for treating wastewater
08/27/2003EP1337473A1 Electrochemical cell and electrochemical treatment of contaminated water
08/27/2003EP1337472A1 Process and apparatus for removal and destruction of dissolved nitrate.
08/27/2003EP1337471A2 Treatment of nickel-containing waste water on phosphating
08/27/2003EP1337470A1 Process for recovering onium hydroxides from solutions containing onium compounds
08/27/2003EP1337469A2 Methods, apparatus, and compositions for controlling organisms in ballast water
08/27/2003EP1337327A1 Process for treating a solid-liquid mixture
08/27/2003EP1337310A1 Carbon block water filter
08/27/2003EP1337309A1 Method and apparatus for processing wet material
08/27/2003EP1337307A1 Apparatus for purifying water
08/27/2003EP1337302A1 A method and an apparatus for continuously deaerating a liquid
08/27/2003EP1309392A4 Method for metal recovery from aqueous solutions
08/27/2003EP1098851B1 Sorbent, method for producing the same and use of the same for immobilisation of heavy metals and phosphates
08/27/2003EP1044168B1 Polylactate release compounds and methods of using same
08/27/2003EP0968136B1 Use of alkalicarbonate peroxyhydrates in fish farming
08/27/2003EP0857021B1 Potentiation of biocide activity using an n-alkyl heterocyclic compound
08/27/2003EP0830193B1 Microwave assisted cleaning and reclamation of industrial wastes
08/27/2003CN2569538Y High efficiency oil/water separator
08/27/2003CN2568710Y Ozone deodorizing device
08/27/2003CN2568634Y Urban sewage treatment system using oxygen rotary organism
08/27/2003CN2568633Y Antiscaling device for water tank
08/27/2003CN2568632Y Algae killing appts. for industrial cooling water system
08/27/2003CN2568631Y Double filraton membrane self cleaning water purifier
08/27/2003CN2568630Y Fully automatic softening integrated deaerator
08/27/2003CN2568629Y Vertical fixed bed deep purifying water treatment appts
08/27/2003CN2568628Y Cyclone gritting appts.
08/27/2003CN2568627Y Rotary drum grille
08/27/2003CN1439041A Coating compositions for modifying hard surfaces
08/27/2003CN1438972A Water treatment compositions
08/27/2003CN1438971A System and method for treating a fluid
08/27/2003CN1438937A Method for manufacturing great quantity of a composite storage tank
08/27/2003CN1438922A Method and apparatus for treating fluids
08/27/2003CN1438915A Method and apparatus for treatment of waste water from cationic electrodeposition coating
08/27/2003CN1438187A Comprehensive treatment method for mixed waste water containing chromium and heavy metal
08/27/2003CN1438184A Oxygen-supplying body and preparing method thereof
08/27/2003CN1438183A Industrial composite sulfur dioxide preparation method
08/27/2003CN1438182A Ttepped multifunction apparatus for storing water-distilling device
08/27/2003CN1438143A Supersonic-wave ozone vehicle washing method and device
08/27/2003CN1438069A Electrophoresis preparation method for surface optical catalytic film of metal substrate
08/27/2003CN1438061A Method for preparing porous ceramic material with titanium dioxide optical catalytic nano-coating for purifying air and water
08/27/2003CN1119295C Magnesium oxide-based modifier for improving water quality and bottom sediment quality
08/27/2003CN1119294C Method for preparing flocculant for treatment of chitosan water
08/27/2003CN1119293C Multipolar-type electrolytic bath and apparatus for purifying waste and contaminated water using the same
08/27/2003CN1119292C Method and apparatus for treating waste water containing phosphoric acid radical
08/27/2003CN1119291C Method of production of medical electrolysed water and dialysis apparatus using water asdialysis liquid
08/27/2003CN1119290C Liquid decontamination system and method using electrical discharge with gas injection
08/27/2003CN1119289C Improved pulse processing instrument
08/27/2003CN1119288C Rectorite adsorbent for treating waste water and its preparing process
08/27/2003CN1119287C Complex extraction process for pre-treating waste water for intermediate of sulfornic dyes
08/27/2003CN1119286C Process for pre-treating waste water of p-benzoic acid by complexing and extraction
08/27/2003CN1119284C Evaporation and concentration processor for waste liquid in photographic processing
08/26/2003USRE38238 Method for treating wastewater sludge
08/26/2003US6611375 Selectively tuned ultraviolet optical filters and methods of use thereof
08/26/2003US6610990 UV light source
08/26/2003US6610275 Device for treating drinking water to make it hostile to dental plaque
08/26/2003US6610258 Device for purifying fluid with photonic pulses
08/26/2003US6610210 Disposable cartridge for on-premises water treatment system
08/26/2003US6610209 Precipitation polymerization of N-Vinylformamide powder is then hydrolyzed to polyvinylamine
08/26/2003US6610199 Water treatment apparatus with chemical-containing pod
08/26/2003US6610178 Contacting the target substance with functional water produced by electrolysis of water containing an electrolyte under irradiation with light
08/26/2003US6609564 For cooling an object of heat exchange such as machinery, air, or liquid, which serves to prevent oxidation and deterioration of metal materials used in pipes for supplying/circulating the heat exchange water
08/26/2003CA2140817C Single-stage or multi-stage process for making low-viscosity, water-soluble polymer dispersions
08/21/2003WO2003069025A2 Process for the dissolution of copper metal
08/21/2003WO2003068693A2 Processes for treating iron-containing waste streams
08/21/2003WO2003068692A1 Odour-suppressors for waste-water-carrying systems
08/21/2003WO2003068691A1 Method for the treatment of slurries by the combined action of pressure and electro-osmosis
08/21/2003WO2003068690A1 Photo-disinfecting of water
08/21/2003WO2003068689A1 In-line hydration pack biological filter
08/21/2003WO2003068688A1 A device for separation and/or purification by means of evaporation of a solvent from a contaminated solution
08/21/2003WO2003068687A1 Method for evaporating liquids at low pressure generated by liquid columns and device for carrying out said method
08/21/2003WO2003068686A2 Water filters and processes for using the same
08/21/2003WO2003068685A1 Method and device for desalination of water and removal of carbon dioxide from exhaust gases
08/21/2003WO2003068683A1 Methods of preparing a surface-activated titanium oxide product and of using same in water treatment processes
08/21/2003WO2003068675A1 Method of preparing a product based on phosphate of thorium and/or actinide(s)
08/21/2003WO2003068385A1 Adsorbent for water treatment advantageously for treatment of potable water
08/21/2003WO2003068324A1 Organic contaminant removal from sludge by targeted catalysis
08/21/2003WO2003068181A1 Device for treating drinking water to make it hostile to dental plaque
08/21/2003US20030157051 Liquid deodorant killing microorganism and method of microorganism-killing deodorization
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