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)
10/1999
10/13/1999CN2343154Y Air-float machine
10/13/1999CN2343153Y Reaction pot of batch-type decomposition processor for tailing and grease dirt
10/13/1999CN1231677A Anionic water-soluble polymer precipitation in salt solution
10/13/1999CN1231650A Aqueous dispersions
10/13/1999CN1231619A Magnetohydrodynamic sterilization apparatus and method
10/13/1999CN1231615A UV water disinfector
10/13/1999CN1231268A Process for treating waste water of polyvinyl chloride
10/13/1999CN1231267A Electromagnetic wave water purifying principle and applied apparatus thereof
10/12/1999US5966683 Apparatus and method for analyzing chemical system data
10/12/1999US5965431 Increasing bioavailability of compounds and mixtures by setting temperature of aqueous medium to 45 degrees celsius or higher and using culture of thermophilic bacteria; solvent-free for pollution control
10/12/1999US5965151 Bioactive concentrate, its producing method and certain drug compositions containing also chondroitin sulphate
10/12/1999US5965096 Process and installation for the treatment of effluents by oxidation in the presence of a heterogeneous catalyst
10/12/1999US5965093 Decontamination system with improved components
10/12/1999US5965033 Process for disinfecting aqueous solutions
10/12/1999US5965031 Generating electricity and inhibiting formation of silica-containing scale and/or removing previously formed silica-containing scale during the production by mixing in sulfurous acid, sulfurous acid precursors
10/12/1999US5965030 Removing spilled hydrocarbon oil from the water surface by using a nonwoven fabric mat having a dried continuous aqueous foam coatings to absorb the spilled oil
10/12/1999US5965027 Process for removing silica from wastewater
10/12/1999US5965016 Fluidized bed aquarium filtration system
10/12/1999US5965009 Method of producing acid water and electrolytic cell therefor
10/12/1999US5965007 Water and method for processing thereof
10/12/1999US5965004 Electrochmeical oxidation of sodium chlorite in anode compartment of cation exchange membrane divided cell to produce chlorine dioxide
10/12/1999US5965003 Method of decomposing CMPO
10/12/1999US5964982 Method of removing encrustations in evaporation plants
10/12/1999CA2144082C Toxic remediation system and method
10/12/1999CA2099184C Process for the purification of an aqueous solution of an alkaline metal chloride to remove iodine contained herewith
10/07/1999WO1999050195A1 Dewatering of organic suspensions with anionic and cationic polymers
10/07/1999WO1999050191A1 Process for inhibiting bacterial and algicidal activity in aqueous media
10/07/1999WO1999050190A1 Method and device for treating manganese containing water
10/07/1999WO1999050189A1 Method and device for treating manganese-containing water
10/07/1999WO1999050187A1 Removal of boron and fluoride from water
10/07/1999WO1999050186A1 Device and method for molecular polarization in water
10/07/1999WO1999050185A1 Method and apparatus for sterilising liquids
10/07/1999WO1999050184A1 Water treatment system and process comprising ph-adjustment
10/07/1999WO1999050183A1 Device for sterilizing water which flows through a sanitation device
10/07/1999WO1999050182A1 Water treatment product and method
10/07/1999WO1999050181A1 Air saturation cylinder
10/07/1999WO1999050177A1 Waste acid recovery
10/07/1999WO1999049964A1 Shaped body of zeolite, a process for its production and its use
10/07/1999WO1999049949A1 Method and filter for purifying water
10/07/1999WO1999027972A8 Water sterilization system incorporating ultrasonic device
10/07/1999DE19914289A1 New process and assembly to clean vehicle wheels
10/07/1999DE19910856A1 Strukturiertes Wasser für eine verbesserte Anfeuchtung Structured water for improved wetting
10/07/1999DE19907953A1 Process to increase electrical charge density on polymer, used for sewage sludge treatment, dewatering and waste water treatment processes
10/07/1999DE19815564A1 High strength optionally honeycomb-structured zeolite bodies useful as adsorbers or in gas drying etc.
10/07/1999DE19814884A1 Reducing water and/or detergent consumption in washing tub
10/07/1999DE19813544A1 Einrichtung zum Entkeimen von Wasser, welches eine Sanitäreinrichtung durchströmt Means for sterilizing water which flows through a sanitary facility
10/07/1999DE19812821A1 Zwillingssäulen für frontchromatographische Dekontamination Twin columns for decontamination frontchromatographische
10/07/1999DE19812589A1 Perameisensäure enthaltendes wäßriges Desinfektionsmittel, Verfahren zu dessen Herstellung und deren Verwendung Performic acid-containing aqueous disinfectant, method for its preparation and the use thereof
10/07/1999CA2326101A1 Process for inhibiting bacterial and algicidal activity in aqueous media
10/06/1999EP0947474A2 Device for dosage of CO2 added to water
10/06/1999EP0947470A1 Method and apparatus for recovering water from humid air by using hygroscopic material and solar energy
10/06/1999EP0947231A1 Water treatment device
10/06/1999EP0947230A1 Filtering device
10/06/1999EP0946944A2 Polymer dispersants and methods of use in a nuclear steam generator
10/06/1999EP0946434A1 Water strainer/purifier and method of using same
10/06/1999EP0946428A1 Process and apparatus for oxidation of contaminants in water
10/06/1999EP0946426A1 Water purifier for a spa
10/06/1999EP0946425A1 Electrochemical treatment of effluent water
10/06/1999EP0946424A1 Uv disinfecting device advantageous for fluid flows
10/06/1999EP0946423A1 Solar stills for producing fresh water
10/06/1999EP0946422A1 Method for separating organic waste
10/06/1999EP0946421A1 A water treatment cartridge for use in domestic water treatment apparatus and domestic water treatment apparatus including such a cartridge
10/06/1999EP0946408A1 Treatment of chlorine dioxide generator effluent and feed streams with fixed-resin bed
10/06/1999EP0946301A1 Electrodeionization apparatus and method
10/06/1999EP0946269A1 Inhibition and delay of deposit formation in membrane processes
10/06/1999EP0946268A1 Method and apparatus for high efficiency reverse osmosis operation
10/06/1999EP0946239A1 The use of infrared radiation in detection methods to defoam aqueous systems
10/06/1999EP0946237A1 System for draining a liquid storage tank
10/06/1999EP0946233A1 Method of gasifying or degasifying a liquid
10/06/1999EP0877639A4 Hydrous pyrolysis/oxidation process for in situ destruction of hydrocarbon contaminants
10/06/1999EP0765292B1 Process for clarifying milkhouse wastewater
10/06/1999CN2341982Y Purifying and magnetizing device for life boiler
10/06/1999CN2341981Y Strong water magnetizer
10/06/1999CN2341980Y High energy water activating device
10/06/1999CN2341979Y Full grade pure water making machine
10/06/1999CN2341978Y Household water purifier of inorganic ceramic film
10/06/1999CN2341977Y Deep purifier for reuse of waste water
10/06/1999CN2341976Y Hand water purifier
10/06/1999CN2341702Y Pipeline type double microfilter water treating device
10/06/1999CN1230985A Method for producing cold-filtered beer
10/06/1999CN1230521A High temperature scour for cooling system of aut mobile
10/06/1999CN1230517A Chlorine dioxide generating method and apparatus
10/06/1999CN1230449A Sand filtration filtering system using ozone
10/06/1999CN1045398C Catalyst for treating waste water and its producing method and use
10/05/1999US5962019 Alkanol solvent of from 2 to 3 carbon atoms in combination with at least one non-ionic surfactant.
10/05/1999US5961939 Process for recovery of silver from hardening photoprocessing solutions
10/05/1999US5961920 Ozone is generated in the medium, which ozone is exposed to uv radiation at the same time as it is being generated, so that the ozone is broken down and free radicals are obtained.
10/05/1999US5961845 Solid product system and method of using same
10/05/1999US5961843 Antimicrobial solid material, process for producing the same, and method of utilizing the same
10/05/1999US5961840 Method of dewatering suspensions with unsheared anionic flocculants
10/05/1999US5961839 Method for clearing ornamental bodies of water
10/05/1999US5961838 Amphoteric polymer/polyamine combinations for color removal and clarification of paper mill waste water
10/05/1999US5961837 Process for treatment of industrial waste
10/05/1999US5961831 Automated closed recirculating aquaculture filtration system and method
10/05/1999US5961830 Wastewater treatment method and plant
10/05/1999US5961829 Method and an apparatus for the purification of water, more particularly from a composting process
10/05/1999US5961823 Oil coagulant products and methods of use therefor
10/05/1999US5961805 Method and apparatus for producing deionized water
10/05/1999US5961803 Leaching process
10/05/1999US5960808 Method of controlling the amount of sanitizing agent in an aqueous medium
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