Patents
Sitemap › C02 - Treatment of water, waste water, sewage, or sludge › C02F - Treatment of water, waste water, sewage, or sludge › C02F 5 - Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
Patents for C02F 5 - Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents (8,632)
12/2012
12/12/2012CN102815796A Composite phosphorus-free corrosion and scale inhibitor and its application
12/12/2012CN102351328B Green total organic carbon steel scale and corrosion inhibitor for circulating cooling water system
12/12/2012CN102161532B Control device for water softener
12/05/2012CN202576099U Water filtration device being capable of softening water and degassing
12/05/2012CN202576098U Scale removing and preventing water magnetizer
12/05/2012CN202576097U Microcomputer electronic water purifying device
12/05/2012CN102811955A Method And Composition For Removing Deposits
12/05/2012CN102807288A Scale inhibitor for limestone wet-process desulphurization and preparation method thereof
12/05/2012CN102807287A Fluorescent labeled phosphorus-free and environment-friendly polyether multifunctional water treatment agent and preparation method thereof
12/05/2012CN102807286A Fluorescent-traced green and environment-friendly polyether corrosion and scale inhibiting and dispersing agent and preparation method thereof
12/05/2012CN102807285A Environment-friendly branched polyether water treatment agent and preparation method thereof
12/05/2012CN102807276A Wastewater treatment agent for well fracturing flowback wastewater and treatment method thereof
12/05/2012CN102351327B Method for preparing phosphor-free anti-scaling corrosion inhibitor
12/05/2012CN102351325B Anti-scaling corrosion inhibitor for grey water recycling and preparation method thereof
12/05/2012CN102145942B Scale prevention device and system
12/05/2012CN101973643B Dendrimer and sodium polyepoxysuccinate composite scale inhibitor for inhibiting silica scale deposition in water
12/05/2012CN101041522B Treating method and treating apparatus of waste water containing organic material
11/2012
11/29/2012WO2012162022A2 Systems and methods for releasing additive components
11/29/2012WO2012159157A1 A controller and method of use
11/29/2012US20120302484 Composition for the prevention or removal of insoluble salt deposits
11/28/2012EP2526066A1 Method for treating an aqueous fluid
11/28/2012EP2526064A1 Stable biocidal delivery systems and treatment against biofouling
11/28/2012CN202558728U Household water purifier
11/28/2012CN202558724U Coating water purification system
11/28/2012CN202558714U Water purification device
11/28/2012CN202558701U Water softener for pharmaceutical production system
11/28/2012CN202558700U Scale preventing and removing system
11/28/2012CN102803159A System and method for treating process water with separate separation of gases and solids
11/28/2012CN102803153A Stable biocidal delivery systems and treatment against biofouling
11/28/2012CN102796263A Polyaspartic acid synthesized by microwave half-solvent method
11/28/2012CN102796261A Polyamine derivative, as well as preparation method and application thereof
11/28/2012CN102795737A Preparation method of weakly alkaline drinking water
11/28/2012CN102795713A Brine pipeline scale inhibitor, and use and application method thereof
11/28/2012CN102344203B High-temperature-resistant scale inhibitor for circulating water
11/28/2012CN101659486B New technique for deeply treating industrial waste water by RO membrane
11/27/2012CA2639981C Electronic bypass system for a fluid treatment system
11/27/2012CA2568350C Water treatment system and process
11/22/2012WO2012158038A1 Combined sensor-actuator system and method for detecting and/or controlling deposit on a surface
11/21/2012CN202543235U Hot blast valve with scale processor
11/21/2012CN202542959U Novel ethylenediamine tetramethylene sodium phosphonate composite corrosion and scale inhibitor production device
11/21/2012CN202542958U Fully-automatic boiler water supplying and oxygen feeding device
11/21/2012CN102786623A Fluorescent tracing non-phosphate polyether multifunctional water treatment agent and preparation method of water treatment agent
11/21/2012CN102786160A Salt manufacturing antisludging agent and application for salt manufacturing antisludging agent
11/21/2012CN102786159A Combined scale inhibitor and scale inhibition device
11/21/2012CN102786158A Corrosion-inhibition scale inhibitor composition and corrosion-inhibition scale inhibitor and application thereof
11/21/2012CN102786157A Boiler scale inhibitor
11/21/2012CN102786156A Sulfonic acid group-containing attapulgite corrosion and scale inhibitor and preparation method as well as application thereof
11/21/2012CN102786155A Environment-friendly polyethyleneglycol multifunctional water treatment agent and preparation method thereof
11/21/2012CN102786154A Phosphorus-free polyether multifunctional water treatment agent and preparation method thereof
11/21/2012CN102786153A Phosphorus-free environment-friendly polyether multifunctional water treatment agent and preparation method thereof
11/21/2012CN102786152A Fluorescently labeled phosphorus-free environment-friendly polyether water treatment agent and preparation method thereof
11/21/2012CN102786151A Environment-friendly polyglycol ether multifunctional water treatment agent and preparation method thereof
11/21/2012CN102786150A Fluorescent tracing phosphorus-free environment-friendly polyether multifunctional water treatment agent and preparation method thereof
11/21/2012CN102786149A Method and device for cleaning circulation water
11/21/2012CN101591048B Multi-cyclic treatment method for wool scouring wastewater
11/21/2012CN101423299B Reverse osmosis membrane scale inhibitor and preparation and use method thereof
11/15/2012WO2012154331A2 Synergistic effect of surfactant combinations as dewatering aids for alumina trihydrate
11/15/2012WO2012153058A1 Oyxgen-capturing agents for aqueous systems
11/15/2012US20120285899 Nanopolymetalic reducing agent filler
11/15/2012US20120285821 Electrode separation type water softening apparatus
11/14/2012CN102781844A Gasification plant with total zero discharge of plant process waters
11/14/2012CN102777636A Combined valve body of multi-path water treatment valve
11/14/2012CN102774969A Biodegradable non-phosphorous anti-scale corrosion inhibitor and preparation method thereof
11/14/2012CN102774968A Intelligent regulatory complex field water processor
11/14/2012CN102219311B Novel multi-carboxyl and phosphorus-free polycarboxylic acid scale inhibitor and preparation method thereof
11/14/2012CN102139967B High-efficiency phosphorus-free corrosion and scale inhibition dispersion agent, preparation method thereof and application thereof
11/14/2012CN101905927B Water treatment device for water pipe
11/08/2012WO2012150620A1 Cooling water circulation device
11/08/2012US20120279912 Chemical Mixing System and Method
11/08/2012DE102011075118A1 Filtereinrichtung und Verfahren zum Reinigen von Wasser Filter means and methods for purifying water
11/07/2012CN202519095U Effective phosphorous removing and harness reducing reclaimed-water processing device
11/07/2012CN202519094U Permanent magnet cleaner
11/07/2012CN102766232A Preparation method of epoxysuccinate /acrylic acid/2-acrylamido-2-methyl propane sulfonic acid copolymer
11/07/2012CN102765820A HEDP (hydroxyethylidenediphosphonic acid)-based organic corrosion and scale inhibitor for industrial boiler
11/07/2012CN102765819A Self-draining water recycling process of water circulating system
11/07/2012CN102765818A Corrosion and scale inhibitor special for recycling self-drained water of circulating water system
11/07/2012CN101798150B Treatment method of wastewater with high salt content and treatment device thereof
11/06/2012US8304026 Microporous materials, methods of making, using, and articles thereof
11/06/2012US8302631 Control valve for a fluid treatment system
11/01/2012WO2012146895A1 Treatment fluids containing biodegradable chelating agents and methods for use thereof
11/01/2012US20120273430 Method and Composition For Operation Of Evaporative Cooling Towers At Increased Cycles of Concentration
11/01/2012US20120272676 Water treatment apparatus and process to reduce pipe scale and biomass using positive pressure ultraviolet oxygenation
11/01/2012CA2831490A1 Treatment fluids containing biodegradable chelating agents and methods for use thereof
10/2012
10/31/2012CN202511685U Anti-scale thermal energy recycling device
10/31/2012CN202508933U Full automatic water scale controller
10/31/2012CN202508932U Electrolytic water treatment device with rotary scrapers for de-scaling
10/26/2012WO2012144277A1 Scale inhibition method and geothermal power generating device
10/26/2012WO2012088240A3 Method for inhibiting the formation and deposition of silica scale in aqueous systems
10/24/2012CN202499783U Purified water manufacturing device and automatic emulsion making system
10/24/2012CN202499774U Vehicle-mounted wild emergency water purification treatment device
10/24/2012CN202499766U Treatment device for re-purifying circulating water by utilizing smoke
10/24/2012CN202499765U Novel water softening device
10/24/2012CN202499764U Multifunctional device for antiscaling, descaling and inhibiting bacteria and algae
10/24/2012CN102745825A High-efficiency low-phosphorus corrosion and scale inhibiting dispersant and its preparation method
10/24/2012CN102745824A Environment-friendly type water-processing corrosion and scale inhibitor and preparation method thereof
10/24/2012CN102745823A Quadripolymer-type corrosion-inhibition scale inhibitor PMAHS and preparation method thereof
10/24/2012CN102745822A Electronic softening device for tap water
10/18/2012WO2012142396A1 Method of dissolving and/or inhibiting the deposition of scale on a surface of a system
10/18/2012WO2012141897A2 Non-metal-containing oxyanion removal from waters using rare earths
10/18/2012WO2012141896A1 Rare earth removal of hydrated and hydroxyl species
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