Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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10/24/2007 | CN200964356Y Automatic water supplying and purifying cistern |
10/24/2007 | CN200964355Y Decanter |
10/24/2007 | CN200963569Y Preprocessing detecting device used for super-pure water generating |
10/24/2007 | CN200963325Y Multifunctional ozone gas-liquid sterilizing therapeutic instrument |
10/24/2007 | CN200962967Y Self-cleaning sterilizing device for toothbrush |
10/24/2007 | CN101061072A Method for coagulating and dewatering sludge with use of polymer coagulant and method for coagulating and precipitating wastewater with use of polymer coagulant |
10/24/2007 | CN101061071A Devices and methods for treating cooling fluids utilized in tire manufacturing |
10/24/2007 | CN101061070A A heat exchanger plant for evaporation |
10/24/2007 | CN101058889A Electrode modified method for increasing degradation efficiency of PbO2 electrode |
10/24/2007 | CN101058788A Wine aging or water activating device, series device or aging activating cup |
10/24/2007 | CN101058586A Method of concentrating and separating glyphosate in high salt content glyphosate mother liquor by film technique |
10/24/2007 | CN101058471A Method and device for preparing magnetization high-oxygen water from tap water |
10/24/2007 | CN101058470A Membrane integration process for desalinizing sea water |
10/24/2007 | CN101058469A supplementary decoloration process for dye-containing waste water |
10/24/2007 | CN101058468A Method of processing hydrazine hydrate waste water by ketone linking nitrogen method |
10/24/2007 | CN101058467A Method for treating waste water generated in production of refined terephthalic acid |
10/24/2007 | CN101058466A Automatic control method for treating cooling circulation water system by ozone |
10/24/2007 | CN101058465A Automatic control system for treating cooling circulation water system by ozone |
10/24/2007 | CN101058454A Basic additive for drinking water |
10/24/2007 | CN101058453A Method of eliminating hexavalent chromium in sewage by using active sludge microorganism |
10/24/2007 | CN101058452A Method of synthesizing inorganic macromolecule flocculant poly(aluminium iron chloride) by one-step method using coal series kaolinite |
10/24/2007 | CN101058451A Composite flocculation deoiling agent for oil-containing sewage |
10/24/2007 | CN101058450A Synergistic biocidal mixtures |
10/24/2007 | CN101058449A Method of preparing carbon-based high valence silver molecule crystal battery |
10/24/2007 | CN101058448A Preparation method for magnetic water and application |
10/24/2007 | CN101058447A Electrochemical preparation reactor for water treatment medicament with flocculation and disinfection effect |
10/24/2007 | CN101058446A Method of cleaning water purifier |
10/24/2007 | CN101058445A Method of eliminating methane chloride biological toxicity in waste water by resin absorption method |
10/24/2007 | CN101058444A Water purifier for drinking fountain |
10/24/2007 | CN101058428A Method of reclaiming tantalum-niobium smelt diluting salt |
10/24/2007 | CN101058414A Reused process for waste water in calcium hydrogen orthophosphate production |
10/24/2007 | CN101058408A Method of reclaiming and using high-pollution low-concentration waste acid |
10/24/2007 | CN101058069A Manganese dioxide/active aluminum oxide composite adsorbing material and its preparation method |
10/24/2007 | CN101057756A Electric heating bathtub capable of generating hot spring, safety temperature control, steeping, bathing, showering and spraying |
10/24/2007 | CN101057620A Medical stone tea |
10/24/2007 | CN100344658C Copolymers for avoiding deposits in water supply systems, production and use thereof |
10/24/2007 | CN100344559C Method for cyclically utilizing middle water of public toilet sewage and specialized equipment therefor |
10/24/2007 | CN100344557C Sewage treatment system |
10/24/2007 | CN100344554C Method for treating water containing organic arsenic |
10/24/2007 | CN100344553C Production method of medication for removing water sulfate radical ion |
10/24/2007 | CN100344552C Method and apparatus for treating urban sewage by means of flue gas desulfurization of power plant and fly ash |
10/24/2007 | CN100344551C Method of preparing poly-silicon iron aluminium sulphate using metallugical slag |
10/24/2007 | CN100344550C Ion eluting unit and device loaded with same |
10/24/2007 | CN100344549C Method for treating sewage utilizing oil refining waste catalyst |
10/24/2007 | CN100344548C Waste water treatment system by superconductive magnetic separation |
10/24/2007 | CN100344547C Method for catalytic degradating paranitrobenzene substance with nonometer-grade cuprous oxide by mechanism |
10/24/2007 | CN100344529C Secondary bromine-extracting method by using waste water from bromine-extracted brine |
10/24/2007 | CN100344386C Waste processing method and waste processing apparatus |
10/23/2007 | US7285224 Mixing a solution of sodium hypochlorite and a solution of ammonium bromide to form a biocidal mixture; adding biocidal mixture to high chlorine demand water, for killing microorganisms and controlling biofouling |
10/23/2007 | US7285223 Continuous measurement halogenation of hydroxy free radicals; oxidation of sports equipment; process control |
10/23/2007 | US7285222 Method for recycling sludge during waste-water treatment |
10/23/2007 | US7285221 Chlorine-based oxidizing agent, a sulfamic acid compound, one of an anionic polymer or a phosphonic acid compound; for use in cooling water systems, heat-storage water systems, water systems in manufacturing processes of paper and pulp, water systems for collecting dusts and scrubber water systems |
10/23/2007 | US7285220 Producing soft water at various temperatures and facilitating the regeneration of an ion exchange resin |
10/23/2007 | US7285217 Removing odoriferous sulfides from wastewater |
10/23/2007 | US7285212 Method and apparatus for treatment of wastewater employing membrane bioreactors |
10/23/2007 | US7285210 Zero waste reverse osmosis water filtering |
10/23/2007 | US7285207 Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater |
10/23/2007 | US7285199 Apparatus and method for electrophoretic microspot concentration |
10/23/2007 | US7285163 Characteristics between water glass and colloidal silica; dealkalizing by electrodialysis; concentration by reverse osmosis membrane |
10/23/2007 | US7285106 Hemodiafiltration/hemofiltration cartridges |
10/23/2007 | US7285105 Automatic dialyzer and dialyzing method |
10/23/2007 | CA2450029C Vessels and covers |
10/23/2007 | CA2374603C Methods of preventing scaling involving inorganic compositions, and compositions therefor |
10/23/2007 | CA2363850C Stabilized bromine solutions, method of manufacture and uses thereof for biofouling control |
10/23/2007 | CA2318651C Process and facility for the generation and delivery of ozonized water to a user point |
10/23/2007 | CA2260923C Water purifier for a spa |
10/18/2007 | WO2007117420A2 Canister for treatment of contaminated fluids |
10/18/2007 | WO2007117416A2 Composite adsorbent block for the treatment of contaminated fluids |
10/18/2007 | WO2007117147A1 Method for removal of materials from a liquid stream |
10/18/2007 | WO2007117010A1 Probe for generating ultrasonic wave |
10/18/2007 | WO2007116889A1 Free radical scavenging hydrogen solution, and method and apparatus for producing the same |
10/18/2007 | WO2007116233A1 Electrolytic process for managing urban sewage |
10/18/2007 | WO2007116108A1 Electro-hydraulic desalination equipment |
10/18/2007 | WO2007116004A2 Method for the production of a diamond electrode, and diamond electrode |
10/18/2007 | WO2007115988A1 Small scale reverse osmosis system with concentrate management |
10/18/2007 | WO2007115987A1 Small scale reverse osmosis system comprising a double membrane permeate pump |
10/18/2007 | WO2007115986A1 Small scale reverse osmosis system comprising a double valve permeate pump |
10/18/2007 | WO2007115793A1 Water filter cartridge system having a combined blending valve system in the candle and adjusting device in the head |
10/18/2007 | WO2007115531A1 Flocculation device |
10/18/2007 | WO2007115530A1 Electrodeionization method for treating washwaters resulting from the chemical and/or electrochemical surface treatment of metals |
10/18/2007 | WO2007115412A1 Method and apparatus for pathogenic and chemical reduction in fluid waste |
10/18/2007 | WO2007097540A3 Apparatus for mixing and supplying water-purifying chemicals |
10/18/2007 | WO2007096679B1 System for energy recovery and reduction of deposits on the membrane surfaces in (variable power and variable production) reverse osmosis desalination systems |
10/18/2007 | WO2007092597A3 Electrochemically activated anolyte and catholyte liquid |
10/18/2007 | WO2007070594A3 Supercapacitor desalination device |
10/18/2007 | WO2007006968A3 Method for depolluting aqueous media containing organic pollutants |
10/18/2007 | US20070244272 Method for Separating Ammonia and Water From Mixtures, Arising During The Production of Polyamides |
10/18/2007 | US20070244225 Effecting phase inversion of a water insoluble polymer and the composition is a mixture of at least two different substances, one of which is a water insoluble dispersible polymer having undergone phase inversion while the other is a contaminant; sedimentation; solvent extraction; floatation; leaching |
10/18/2007 | US20070243597 Disinfectant Solutions |
10/18/2007 | US20070241288 Ultraviolet lamp for water sterilization |
10/18/2007 | US20070241064 Method Of Compacting A Slurry By Pressure Filtration |
10/18/2007 | US20070241063 Process for treating water using atomized ferrous powders containing 0.25 to 4 wt% carbon and 1 to 6 wt% oxygen |
10/18/2007 | US20070241062 Synergistic composition and method for odor control |
10/18/2007 | US20070241061 Flow Paths Comprising One or Two Porous Beds |
10/18/2007 | US20070241060 Hydrodynamic Homogenization |
10/18/2007 | US20070241059 Method for Treatment of Foil to Facilitate Its Subsequent Removal |
10/18/2007 | US20070241058 allows fouling status of a filtration process to be characterized, and allows the amount of fouling to be derivedl; involves feeding a non-contaminated fluid through the filter cake and filter at varying flux or at varying driving force, and a series of measurements; e.g. water filtration optimization |
10/18/2007 | US20070241051 Nanocrystal-containing filtration media |
10/18/2007 | US20070241050 Porous Water Filtration Membrane of Vinylidene Fluoride Resin Hollow Fiber and Process for Production Thereof |
10/18/2007 | US20070241043 Device for removing contamination from a vehicle oil stream |