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)
05/1995
05/24/1995CN2198268Y Photochemical exciting oxidizing reactor
05/24/1995CN2198267Y Magnetizer for water and oil
05/24/1995CN2198266Y Water magnetizer for bath tub
05/24/1995CN2198265Y Active alkaline ion water health kettle
05/24/1995CN2198264Y Double layer bed equipment
05/24/1995CN2198263Y low temperature integrate vacuum oxygen-free water device
05/24/1995CN2198262Y Double layer structure insulation utensils with magnetizing, mineralizing and purifying function
05/24/1995CN2197910Y Magnetic cup
05/24/1995CN1028519C Technology of recovery of acetic acid from industrial organic waste water containing acetic acid
05/24/1995CN1028508C Process of photocatalysis treatment of waste water
05/23/1995US5418370 Fluid treatment system and process
05/23/1995US5417937 Apparatus for wet oxidation
05/23/1995US5417862 Process for inactivating the biological activity of DNA
05/23/1995US5417861 Process to stabilize bioorganic, raw or treated wastewater sludge
05/23/1995US5417860 Bottle filter and pouring device
05/23/1995US5417852 Apparatus for removing contaminants from waste fluids
05/23/1995US5417820 Method to prevent adherence of marine organisms on surfaces of submerged components
05/23/1995US5417550 Submersed jet pump for generating a stream of water
05/23/1995US5417348 Water tap
05/23/1995CA1335668C Process for removing the nitrite and/or nitrate content in water
05/23/1995CA1335665C Bioadsorption composition, process for production thereof and process for use thereof
05/20/1995CA2136043A1 Raw sewage disposal apparatus
05/18/1995WO1995013245A1 Process for producing water having clarifying activity and apparatus therefor
05/18/1995DE4440813A1 Liquid cleaning and purification
05/18/1995DE4440586A1 Cleaning esp. ground water polluted with chlorinated or aromatic hydrocarbon(s)
05/18/1995DE4338851A1 Treatment of water contaminated with radioactive nuclides, bacteria and chemicals
05/18/1995DE4338491A1 Process applies electrical voltage to macromolecules and/or microorganisms in organic effluent
05/17/1995EP0653620A1 Optical sensor
05/17/1995EP0653511A1 Process for purification and recycle of solutions
05/17/1995EP0653380A1 Oxygenation device for water treatment plants
05/17/1995EP0652934A1 Use of aluminosilicates of the zeolite p type as low temperature calcium binders.
05/17/1995EP0652852A1 Waste water treatment.
05/17/1995EP0652851A1 Electrochemical treatment process and device for calcium- and/or magnesium-containing water or waste water
05/17/1995EP0637993A4 Pulsed electrical discharge apparatus for treating liquid.
05/17/1995EP0629145A4 Transportable electron beam system and method.
05/17/1995CN2197732Y Monopolar permenant magnetizer
05/17/1995CN2197359Y Water tank with purifying, minerizing, magnetizing and fitering functions
05/17/1995CN2197358Y Water magnetizing apparatus
05/17/1995CN2197357Y Magnetizing water purifier
05/17/1995CN2197356Y Multifunctional protector for water distillator
05/17/1995CN2197355Y Magnetizing filter
05/17/1995CN2197110Y Combined water purifier
05/17/1995CN1102627A Method and agent for separating residual polymer from extracted water of polymer EOR engineering
05/16/1995US5416440 Transmission window for particle accelerator
05/16/1995US5416121 Process and composition for controlling microbial growth
05/16/1995US5416109 Synergistic combination of iodo propynyl butyl carbamate and a quaternary ammonium chloride; slimicides; water treatment
05/16/1995US5415848 Reducing chromium with ferrous sulfate and precipitation with barium nitrate
05/16/1995US5415808 Flocculant for water treatment
05/16/1995US5415786 Process for treating water with ozone
05/16/1995US5415785 Scavenging with a reactive amine-formaldehyde reaction product
05/16/1995US5415783 Method for using ozone in cooling towers
05/16/1995US5415778 Humic and fulvic acids; water pollution control
05/16/1995US5415774 Filtration system
05/16/1995US5415771 High capacity single tank water clarification system
05/16/1995US5415770 Water treatment, zinc-copper
05/16/1995US5415768 Flow-through capacitor
05/16/1995US5415767 Water treatment plant
05/16/1995US5415765 Water treatment system
05/16/1995US5415751 Method of producing acids and alkalis
05/16/1995US5415744 Electroosmosis, positioning of electrodes
05/16/1995US5415681 Membranes for gas separation and withdrawal
05/16/1995CA1335581C Catalytic process for degradation of organic materials in aqueous and organic fluids to produce environmentally compatible products
05/11/1995WO1995012549A1 Method of purifying waste water
05/11/1995DE4438340A1 Process and apparatus for using particle vibration energy by action on substrates
05/11/1995DE4420760C1 Process and plant for reprocessing or concentration of used surfactant-containing iron phosphatising baths
05/11/1995DE4337704A1 Process for the removal of oxygen in water-bearing closed systems
05/11/1995CA2171838A1 Method of purifying waste water
05/10/1995EP0652406A1 Method and apparatus for deaerating a liquid in a substantially closed liquid circulation system
05/10/1995EP0652183A1 Installation and process for treating organic and inorganic matter containing waste water
05/10/1995EP0652182A1 Ozone reaction apparatus
05/10/1995EP0651730A1 Method and apparatus for controlling microorganisms.
05/10/1995EP0651729A1 A water distillation system
05/10/1995EP0651726A1 BOILER OPERATION WITH DECREASED NO x? AND WASTE WATER DISCHARGE
05/10/1995EP0557441B1 N-halochitosans, their preparation and uses
05/10/1995EP0530219B1 Process for treating waste water
05/10/1995EP0495803B1 Disinfectant composition and method of disinfection
05/10/1995EP0432179B1 Pool chemical dispenser
05/10/1995CN2196625Y 磁化水管 Magnetized water pipes
05/10/1995CN2196624Y Drinking machine sterilizing by use of infrared ray to induce ultraviolet ray
05/10/1995CN2196623Y Domestic device for making distilled water
05/10/1995CN1102403A Apparatus for making hexagonal and pentagonal mole cular structure water
05/10/1995CN1102402A Photocatalyst and process for purifying water with same
05/09/1995US5413789 Antimicrobial composition of aluminosilicate coated silica gel
05/09/1995US5413768 Fluid decontamination apparatus having protected window
05/09/1995US5413765 Removal of contaminants from gas or liquid stream
05/09/1995US5413722 Bactericides, algicides, molluscicides
05/09/1995US5413720 Process for removing proteinaceous materials, fats and oils from food processing wastewater and recovering same
05/09/1995US5413719 To determine optimum amount of polyelectrolyte
05/09/1995US5413718 Use of added water to achieve 100% injection weight in geothermal operations
05/09/1995US5413717 Recovering tert-butyl methyl ether using gasoline
05/09/1995US5413706 Wastewater treatment apparatus with an outer filtration unit and an inner settling unit
05/09/1995US5413682 Recovering ammonium fluoride from solution with ammonium hydroxide by electrolysis
05/09/1995CA1335518C Catalyst for water treatment
05/04/1995WO1995011860A1 Method for separating metals and alcohols from an emulsified organic/aqueous effluent
05/04/1995WO1995011858A1 Perchlorate removal process
05/04/1995WO1995011751A1 Photocatalyst-binder compositions
05/04/1995WO1995011736A1 Method and apparatus for recovering water from a sewer main
05/04/1995DE4330570C1 Removal of cpds. contg. ammonia from sewage
05/04/1995DE3645266C2 Storage-stable concentrate used to prepare disinfectant solns.
05/04/1995CA2175197A1 Method for separating metals and alcohols from an emulsified organic/aqueous effluent
1 ... 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 ... 1452