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)
10/1996
10/29/1996US5568895 Oxidation and treatment with alkaline earth oxide or hydroxide, absorption
10/28/1996CA2175265A1 Liquid separator and polishing filter therefor
10/27/1996CA2174801A1 Flotation method and apparatus
10/26/1996CA2147786A1 Fluid purification - continuous oxygenation of photocatalytic reactor
10/24/1996WO1996033228A1 Water-soluble cationic copolymers and their use as flocculants and drainage retention aids
10/24/1996WO1996033138A1 Aqueous purification processes
10/24/1996WO1996033135A1 Uv-reflector forming a part of a uv-device for purification of a liquid or a gas, preferably water
10/24/1996WO1996033134A1 Process and device for treating screen from the mechanical cleaning stage of a sewage treatment plant
10/24/1996WO1996033130A1 Apparatus and method for producing an antibiotic liquid
10/24/1996WO1996033013A2 Enhanced adsorbent and room temperature catalyst particle and method of making and using therefor
10/24/1996DE4244823C2 Values and water recovery from aq. process liq.
10/24/1996DE19620214A1 Simple solar powered desalination process operates at low temperature
10/24/1996DE19524893A1 Process and assembly expose waste water screenings to microwave radiation
10/24/1996CA2227428A1 Enhanced adsorbent and room temperature catalyst particle and method of making and using therefor
10/24/1996CA2216374A1 Process and device for treating screenings from the mechanical cleaning stage of a sewage treatment plant
10/23/1996EP0738917A1 Method for the electro-oxidation of photographic solutions
10/23/1996EP0738686A1 Reactors for photocatalytic waste-water purification with the use of multi-layered cross-braced plates as solar elements
10/23/1996EP0738238A1 Process for the wet-oxidising treatment of organic pollutants in waste water
10/23/1996EP0738236A1 Apparatus and method for reducing the redox potential of substances
10/23/1996CN2238250Y Multifunctional high and strong water treatment device
10/23/1996CN2238249Y Health-care water producing device
10/23/1996CN2238248Y Multipurpose magnetized cup
10/23/1996CN2238247Y Magnetizer for flexible pipe drink filling device
10/23/1996CN2238246Y Separating multideck floating bed
10/23/1996CN2238245Y Backwash regenerative filter material type drinking water purifier
10/23/1996CN2238244Y Hanging multistage mineralized water purifier
10/23/1996CN2238243Y Machine for making distilled water
10/23/1996CN1134119A Method and apparatus for recovering water from sewer main
10/23/1996CN1133970A Water leakage sensing apparatus of water purifier
10/23/1996CN1133881A Method for production of "Lanmai" beer
10/23/1996CN1133752A Preparation and use for coal based oil absorbent
10/22/1996US5567451 Alginate or pectate gel deficient in gelling ions for use in binding metal ions
10/22/1996US5567385 Sterilant composition
10/22/1996US5567319 Distributing aerated raw water to tank along plural angularly spaced radial lines immersed in upper half of tank, removing clarified water by same system in lower half, including rotating said lines to create plural rotating sectors
10/22/1996US5567318 Method of removing water-insoluble organic contaminants from an acidic aqueous stream
10/22/1996US5567308 Point-of-use water filtration and dispensing unit
10/22/1996US5567283 Caustic concentration regulator for chlorine generators
10/22/1996US5567048 Apparatus and method for injecting dry particulate material in a fluid flow line
10/22/1996US5566731 Marine vessel fuel spill prevention device
10/22/1996CA2171236A1 Methods of detoxifying quaternary ammonium compounds toward aquatic organisms
10/22/1996CA2019185C Treatment of liquids using magnetics
10/17/1996WO1996032524A1 Electrochemical system and method for the removal of charged species from contaminated liquid and solid wastes
10/17/1996WO1996032523A1 A method and composition for inhibiting biological fouling in an irrigation system
10/17/1996WO1996032194A1 Water treatment tablet producing potable water
10/17/1996WO1996032192A1 Device for influencing the structure of material objects
10/17/1996WO1996032183A1 Method for operating and controlling a bank of filtration membrane modules, and bank of modules therefor
10/17/1996WO1996032176A1 Process for desalinating water while producing power
10/17/1996WO1996032175A2 Accelerated methods of oxidizing organic contaminants in aqueous mediums using corona induced reactions and particles therewith
10/17/1996WO1996032117A1 Bioactive concentrate, its producing method and certain drug compositions containing also chondroitin sulphate
10/17/1996DE19604107A1 Purification of liqs. by removal of readily volatile substances
10/17/1996DE19600212A1 Treatment of waste water, esp. contg,. heavy metals and water-sol. salts
10/17/1996DE19512955A1 Electrocatalytic nitrate (ECN) elimination process used for the purifcn. of drinking water
10/16/1996EP0737653A1 Process for continuously refining of quartz powder
10/16/1996EP0737650A2 Method and plant for treating water for drinking or for industrial use
10/16/1996EP0737500A2 Apparatus for degassification and heating of water
10/16/1996EP0737482A2 Method of cleaning and disinfecting hemodialysis equipment, cleaning disinfectant, and cleaning and disinfecting apparatus
10/16/1996EP0737418A2 Floating island with water-purifying effect, plant-cultivation bag and method for purifying water
10/16/1996EP0737169A1 Composition for treating water and sanitising soils
10/16/1996EP0737168A1 Water treatment system comprising water-soluble glass
10/16/1996CN2237637Y Purifier for removing hardness, iron and manganese of groundwater
10/16/1996CN2237636Y Vacuum Cl adding machine
10/16/1996CN2237635Y High-strength magnetizing machine
10/16/1996CN2237634Y Magnetizing cup
10/16/1996CN2237633Y High-frequency electromagnetic field water treater
10/16/1996CN2237632Y Series-type circular pipe mixer
10/16/1996CN2237475Y High-efficient filtering pot for purifying water
10/16/1996CN1133354A Biological pollution control for oil field
10/16/1996CN1133302A Amphoteric water-soluble polymer disperser and preparation and application thereof
10/16/1996CN1133266A Ozone treatment method and device
10/16/1996CN1133128A Health care ice cream, production and equipment
10/16/1996CN1033024C Process for extraction of dicarboxylic acid and its esters from waste liquid after production of hexandioic acid
10/16/1996CN1033004C Small mesh screen reaction, high-efficient coagulating-setting tank
10/15/1996US5565166 Tube unit and process for its fabrication
10/15/1996US5565109 Hydantoin-enhanced halogen efficacy in pulp and paper applications
10/15/1996US5565107 Introducing contaminated water to a packed bed of activated carbon to which an electrochemical potential is applied and to which ozone or hydrogen is fed simultaneously
10/15/1996US5565099 Floatation cell with integrated wall scraping means
10/15/1996US5565096 Natural filter for ecological system
10/15/1996US5565065 Distilled water supply device
10/15/1996US5565021 Process for treatment of water and of surfaces in contact with the said water in order to prevent the attachment of and/or to remove and/or to control macroorganisms, composition and paint for the said treatment
10/15/1996US5564765 Module suspension apparatus
10/15/1996US5564133 Raw sewage disposal apparatus
10/14/1996CA2147115A1 Process for the recovery of organic chemicals from contaminated aquifers using a polymer latex
10/10/1996WO1996031542A1 High standard viscosity quaternary mannich microemulsions
10/10/1996WO1996031516A1 Purification process
10/10/1996WO1996031442A1 Arrangement and process for oxidizing an aqueous medium
10/10/1996WO1996031440A1 Water filtration cartridge
10/10/1996WO1996031436A1 Plant and process for desalting marine water by reverse osmosis, by means of hydrostatic pressure
10/10/1996DE19514520C1 Refuse-fuelled power station
10/10/1996DE19513166A1 Cleaning of sewage
10/10/1996DE19512806A1 Electrochemical reactor electrode cleaning
10/10/1996DE19512688A1 Condensation of vapours from beer brewing processes
10/10/1996DE19512540A1 Waste water from vehicle wash plants to be reused in washing process
10/10/1996DE19509925A1 Water treatment device for removing crystal-forming reactants
10/10/1996CA2217294A1 High standard viscosity quaternary mannich microemulsions
10/10/1996CA2192307A1 Plant and process for desalting marine water by reverse osmosis, by means of hydrostatic pressure
10/09/1996EP0736495A2 Method and system for treating a contaminated slurry
10/09/1996EP0736493A2 Catalytic decomposition of H2O2
10/09/1996EP0736492A2 Method of deodorizing ion-exchanged purified water
10/09/1996EP0736489A1 Aqueous suspension of silica and aluminium sulfate or alum, processes for its preparation and uses thereof
10/09/1996EP0736249A1 Organic/inorganic gels for delivering controlled quantities of active compounds in aqueous solutions
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