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)
11/2003
11/13/2003WO2003093171A1 Process for the preparation of concentrated solutions of stabilized hypobromites
11/13/2003WO2003092919A1 Methods of simultaneously cleaning and disinfecting industrial water systems
11/13/2003WO2003092902A1 Material dewatering apparatus
11/13/2003WO2003092886A1 Method for preparing mesoporous tio2 thin films with high photocatalytic and antibacterial activities
11/13/2003WO2003092874A1 Product dispenser
11/13/2003WO2003092873A1 Blended polymer membrane media for treating aqueous fluids
11/13/2003WO2003092870A1 Two stage nanofiltration seawater desalination system
11/13/2003WO2003092854A1 Processing of chemicals in flow-through device with porous media
11/13/2003WO2003092847A2 Water desalinization process and apparatus
11/13/2003WO2003092751A1 Fluid purification
11/13/2003WO2003092392A1 Ultraviolet radiation treatment of unwanted microorganisms
11/13/2003WO2003066534B1 Water chlorinating device
11/13/2003WO2003037799A3 Point of use water purification method and apparatus
11/13/2003WO2003033428A9 Recycle for supercritical carbon dioxide
11/13/2003WO2003033402A3 Dissolved ozone generation and delivery system
11/13/2003WO2002042163A9 Automatic shutoff device for filtered water dispensers
11/13/2003WO2002018278A8 Method and apparatus for preparing aqueous dispersion of ultra-fine active carbon particles
11/13/2003US20030212286 Using active carbon fibers
11/13/2003US20030212268 Reacting glycoluril with formaldehyde; separation, purification
11/13/2003US20030211323 Such as larger particle sized bromochlorodimethylhydantoin
11/13/2003US20030211210 Using 1,3-dibromo-5,5-dimethylhydantoin in aqueous solution
11/13/2003US20030211022 Method and apparatus for decontaminating water or air by a photolytic and photocatalytic reaction
11/13/2003US20030210957 Remediation of contaminates including low bioavailability hydrocarbons
11/13/2003US20030209502 Water pollution control
11/13/2003US20030209501 Fluid purification and disinfection device
11/13/2003US20030209499 Clarification of water and wastewater
11/13/2003US20030209498 Method for removal of chloramines from drinking water
11/13/2003US20030209497 Method for removal of chloramines from drinking water
11/13/2003US20030209495 Mixtures of adsorber materials
11/13/2003US20030209492 Dissociation; depressurization; accumulation; for sea water
11/13/2003US20030209490 Desulfurization by hydrogen peroxide oxidation
11/13/2003US20030209489 System and method for remediation of waste
11/13/2003US20030209483 Controlled dosing of chlorine dioxide or other sanitizing agents into pressurized water systems
11/13/2003US20030209478 Filtration device for a waste water treatment system
11/13/2003US20030209477 Transportable water treatment apparatus
11/13/2003US20030209447 Electrolytic cells; waste gas destroying unit
11/13/2003US20030209419 Water still and method of operation thereof
11/13/2003US20030209174 Hazardous waste treatment method and apparatus
11/13/2003CA2484029A1 Methods of simultaneously cleaning and disinfecting industrial water systems
11/13/2003CA2483832A1 Processing of chemicals in flow-through device with porous media
11/13/2003CA2483661A1 Blended polymer membrane media for treating aqueous fluids
11/12/2003EP1361198A1 Process for treating water and treatment plant
11/12/2003EP1361197A1 Method and apparatus for clarification of water
11/12/2003EP1361196A1 Water purifier
11/12/2003EP1360244A2 Coatings for modifying hard surfaces and processes for applying the same
11/12/2003EP1360151A1 Method and installation for the thermal hydrolysis of sludge
11/12/2003EP1360150A1 Apparatus and methods for separating liquids from solids
11/12/2003EP1360148A1 Water treatment plant with ballasted flocs and degreasing
11/12/2003EP1359989A2 Quench water pretreat process
11/12/2003EP1289893B1 Device and method for treating a refuse material containing hydrocarbons
11/12/2003EP1257713B1 nPPARATUS FOR EXTRACTING POTABLE WATER FROM THE ENVIRONMENTAL AIR
11/12/2003EP1185911B1 Method for controlling the optimal dosing quantity of additives to continuously flowing fluids
11/12/2003EP1049651B1 Biocidal compositions for treating water
11/12/2003CN2586097Y Volume multifunctional water heater
11/12/2003CN2585854Y Plate membrane biological reactor
11/12/2003CN2585853Y Regenerated paper waste water treatment purifier
11/12/2003CN2585852Y Fully automatic integrated water purifier
11/12/2003CN2585851Y High efficiency filter
11/12/2003CN2585850Y Mounting coalescence and separation precision filtering sewage treatment combiner
11/12/2003CN2585849Y Verticle precast concrete chute
11/12/2003CN2585539Y Multifunctional magnetizer
11/12/2003CN1455837A Water-supplying system and multifunction water supplying tank
11/12/2003CN1455759A Untraviolet ray liquid processing device
11/12/2003CN1455758A 净水器 Water Purifier
11/12/2003CN1455757A Process for desalination of seawater
11/12/2003CN1454873A Process of producing refined organic fertilizer using ultrahigh concentration organic waste water
11/12/2003CN1454854A Method of purifying percolate of buried field for town refuse
11/12/2003CN1454853A Anolyte and its making method
11/12/2003CN1454852A Zeolite-bio combined adsorption regenerative sewage treating process
11/12/2003CN1454844A Brine purifying technique
11/12/2003CN1454560A Anion ceramic water cup and tableware
11/12/2003CN1454559A Anion water cup
11/12/2003CN1454558A Anion plastic tableware
11/12/2003CN1454474A Method of preparing mesoporous titanium dioxide film with high disinfecting photoactivity
11/12/2003CN1127455C Three-phase separation process for oil-mud in oil refinery
11/12/2003CN1127452C Method and equipment for treating industrial effluent containing ammonium sulfate
11/12/2003CN1127300C Use of CaCo3-contained composition as additive to seawater in which marine animals are reared or kept
11/11/2003US6646269 Radiation source module and cleaning apparatus therefor
11/11/2003US6646147 Wood treatment
11/11/2003US6645708 A cartridge that supplies fresh photographic processing solution or chemistry to a photoprocessing machine and recovers silver from spent processing solution. The cartridge is designed to integrate a solution supply system and a silver
11/11/2003US6645458 Smoke, contaminated with hydrogen chloride and heavy metals, is treated with sodium hydroxide in water to form heavy metal hydroxide precipitates and sodium chloride
11/11/2003US6645400 Of metals which experience active-passive transition in contact with an electrolyte
11/11/2003US6645387 Separator device
11/11/2003US6645386 Circular grit trap to separate sludge and granular material
11/11/2003US6645385 System and method for removal of fluoride from wastewater using single fluoride sensing electrode
11/11/2003US6645383 Process and apparatus for blending product liquid from different TFC membranes
11/11/2003US6645382 Energy-efficient head cell entry duct
11/11/2003US6645366 Waste water treatment device
11/11/2003US6645316 Post-passivation of a phosphatized metal surface
11/11/2003US6644060 Apparatus for extracting potable water from the environment air
11/10/2003CA2422608A1 Transportable water treatment apparatus
11/10/2003CA2385828A1 Ozone water treatment system
11/07/2003CA2428070A1 System and method for remediation of waste
11/06/2003WO2003092329A2 Inductively powered lamp assembly
11/06/2003WO2003091815A1 Ozonated water flow and concentration control apparatus and method
11/06/2003WO2003091192A1 C10-alkanolalkoxylate mixtures and the use thereof
11/06/2003WO2003091191A1 C10-alkanolalkoxylates and the use thereof
11/06/2003WO2003091168A1 Aerobic wastewater management system, apparatus, and method
11/06/2003WO2003091167A1 Cleaning produced water by combined ozonation and uv-oxidation
11/06/2003WO2003091166A1 Method of disposing of waste water containing organic compound and apparatus
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