| Patents for C02F 5 - Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents (8,632) |
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| 06/15/2011 | CN102091516A De-scaling and anti-scaling device by using smoke |
| 06/15/2011 | CN101698543B Closed circulating water corrosion inhibitor, preparation method and application thereof |
| 06/15/2011 | CN101503426B Novel technique for coproduction of 2-phosphonobutane-1,2,4-tricabroxylic acid and methyl chloride |
| 06/14/2011 | US7960455 Use of copolymers containing alkylene oxide units as an additive to aqueous systems |
| 06/09/2011 | US20110137465 Portable Water Treatment Method |
| 06/09/2011 | US20110136718 Hybrid copolymers |
| 06/09/2011 | US20110133116 Method of water treatment |
| 06/09/2011 | US20110132818 Retrofittable control unit for a softening apparatus |
| 06/08/2011 | EP1663880B1 Use of cerium salts to inhibit manganese deposition in water systems |
| 06/08/2011 | CN201859334U Control system for automatic dosing in industrial circulating water and water stabilization |
| 06/08/2011 | CN102086247A Synthesis process of binary copolymer used for antiscale |
| 06/08/2011 | CN102086064A Preparation technology of scale inhibitor for oilfield |
| 06/08/2011 | CN102086063A Green environment-friendly polyether carboxylic acid ester corrosion inhibition and scale inhibitor and preparation method thereof |
| 06/08/2011 | CN101891308B Preservative for high chloride ion circulating water and application thereof |
| 06/08/2011 | CN101591073B Phosphate-free corrosion and scale inhibitor and compound method thereof |
| 06/07/2011 | US7956017 Aggregating reagents, modified particulate metal-oxides and proppants |
| 06/07/2011 | CA2470450C Method and system for treating wastewater containing organic compounds |
| 06/01/2011 | DE102009056167A1 Minimierung von Karbonatablagerungen an den Wärmeübertragerflächen von Wärmetauschern im Quenchwasserkreislauf einer Flugstromvergasungsanlage Minimize the heat transfer surfaces of heat exchangers Karbonatablagerungen Quenchwasserkreislauf in an entrained gasification plant |
| 06/01/2011 | CN201850180U Cooling water quality hardness improvement system of water ring vacuum pump |
| 06/01/2011 | CN102084033A Boiler water treatment agent and method for the treatment of water |
| 06/01/2011 | CN102083757A Boiler water treatment agent and water treatment process |
| 06/01/2011 | CN102080233A Phosphorus-free prefilming agent for prefilming treatment of circulating cooling water system and application method thereof |
| 06/01/2011 | CN102080232A Inhibition of corrosion in fluid systems |
| 06/01/2011 | CN102079586A Novel scale and corrosion inhibitor for circular cooling water treatment |
| 06/01/2011 | CN102079585A High-efficiency broad-spectrum water quality stabilizer |
| 06/01/2011 | CN102079584A Non-phosphorus scale and corrosion inhibitor, and preparation method and applications thereof |
| 06/01/2011 | CN101585608B Water quality softening ball and prepartion method thereof |
| 05/26/2011 | US20110124533 Method of scale inhibition |
| 05/26/2011 | US20110120953 Water treatment system and method |
| 05/26/2011 | US20110120886 Water treatment system and method |
| 05/25/2011 | CN201844158U Scale prevention and removal device for geothermal pipeline |
| 05/25/2011 | CN201842702U Full-automatic intelligent circulating water treatment device |
| 05/25/2011 | CN201842701U Cooling water electrification unit |
| 05/25/2011 | CN201842686U Non-power automatic liquid medicine adding device for sewage treatment |
| 05/25/2011 | CN201842659U External metering startup device of water control valve |
| 05/25/2011 | CN102070742A Method for synthesizing acrylic acid-maleic anhydride copolymer in aqueous phase by RAFT method |
| 05/25/2011 | CN102070255A Corrosion inhibitor for circulating cooling water |
| 05/25/2011 | CN102070254A Essence-safe boiler feedwater oxygenation processing method |
| 05/25/2011 | CN102070253A Water hardness control device for water supply system |
| 05/19/2011 | WO2011059580A1 Gasification plant with total zero discharge of plant process waters |
| 05/19/2011 | US20110114564 Preventing Silica And Silicate Scale With Inhibitors In Industrial Water Systems |
| 05/18/2011 | CN201834810U Alloy electromagnetic composite enhanced resistance dirt-removing instrument |
| 05/18/2011 | CN102066389A Olefinically unsaturated phosphonate compounds, polymers made therefrom and their use |
| 05/18/2011 | CN102066267A Demineralizer and hot water supply apparatus provided with the same |
| 05/18/2011 | CN102066264A Operation management device for a vaporization device, fresh water generator provided with the operation management device, and operation management method and fresh water-generating method for vaporization devices |
| 05/18/2011 | CN102061156A Corrosion and scale preventing ball for oilfield production equipment and production method thereof |
| 05/18/2011 | CN102060392A Method for synthesizing antiincrustation corrosion inhibitor by using waste liquid generated in allantoin production |
| 05/18/2011 | CN102060391A Phosphorus-free compound water treatment agent with excellent corrosion inhibition property and preparation method thereof |
| 05/18/2011 | CN101863561B Superhigh-temperature circulating water antisludging agent and application thereof |
| 05/18/2011 | CN101560023B Efficient low-phosphorus corrosion and scale inhibitor |
| 05/17/2011 | US7943058 Tagged scale inhibiting polymers, compositions comprised thereof and preventing or controlling scale formation therewith |
| 05/11/2011 | EP2318321A1 Preparation of environmentally acceptable scale inhibitors |
| 05/11/2011 | CN201828064U Water-scale-preventive solar water heater with scale-inhibitive crystal cores |
| 05/11/2011 | CN201825804U Thick water reverse osmosis device of water treatment system |
| 05/11/2011 | CN201825793U Electronic column structure for electrochemical water treatment device capable of stabilizing quality of circulating water |
| 05/11/2011 | CN201825792U Electronic box structure for electrochemical water treatment device with stable water quality of circulating water |
| 05/11/2011 | CN201825791U Circulating waste water treatment device for graywater |
| 05/11/2011 | CN201825746U Stepped water treatment experimental facility |
| 05/11/2011 | CN102052757A Purifying type quick-heating electric water boiler |
| 05/11/2011 | CN102050526A Low-phosphorous high concentration cyele circulating water treatment process |
| 05/11/2011 | CN102050525A Environment-friendly water quality stabilizer |
| 05/11/2011 | CN102050508A Sewage treatment method for circulating cooling water system |
| 05/11/2011 | CN101607764B Phosphate-free corrosion inhibition antisludging agent and preparation method thereof |
| 05/11/2011 | CN101560022B Compound corrosion and scale inhibitor |
| 05/10/2011 | US7938271 Method for preparing powdered still slops, resulting material and facility for preparing such powdered still slops |
| 05/05/2011 | WO2011052820A1 Scale removing apparatus by electrochemical reaction, and removing method thereof |
| 05/05/2011 | WO2011051662A1 Thermal desalination |
| 05/05/2011 | US20110100927 Methods and compositions for reducing chlorine demand, decreasing disinfection by-products and controlling deposits in drinking water distribution systems |
| 05/04/2011 | CN201817333U Medicine anti-freezing type continuous feeding device |
| 05/04/2011 | CN201817332U High-power high-frequency electromagnetic antifouling water treatment control system device |
| 05/04/2011 | CN201817331U Closed circulating cooling water souring automatic control device of thermal power plant |
| 05/04/2011 | CN201817302U Composite softening water tank |
| 05/04/2011 | CN102046539A Method for inhibiting the formation and deposition of silica scale in aqueous systems |
| 05/04/2011 | CN102040288A Method for scale prevention of plain boiled water |
| 05/04/2011 | CN102040287A Scale inhibitor |
| 05/04/2011 | CN102040286A Detergent for boiler |
| 05/04/2011 | CN102040285A Quick detergent for water tank |
| 05/04/2011 | CN101654303B Corrosion inhibitor suitable for complex wastewater of oilfield and preparation method thereof |
| 05/03/2011 | CA2467241C Filter module |
| 04/28/2011 | US20110094965 Enhanced High Water Recovery Membrane Process |
| 04/27/2011 | EP2314546A1 Demineralizer and hot water supply apparatus provided with the same |
| 04/27/2011 | CN102032835A Surface anti-scaling method for evaporator for brine |
| 04/27/2011 | CN102031221A Circulating comprehensive utilization technology and system for white wine-making cooling water and bottle washing water |
| 04/27/2011 | CN102030421A Composite scale inhibitor as well as preparation method and application thereof |
| 04/27/2011 | CN102030420A Phosphorus-free boiler water treating agent |
| 04/27/2011 | CN102030419A Automatic scale separator |
| 04/27/2011 | CN102030398A Fast mixing reactor |
| 04/21/2011 | US20110089115 Methods for prevention and reduction of scale formation |
| 04/21/2011 | US20110089113 Twin Tank Water Treatment System and Method |
| 04/20/2011 | EP2310327A1 Reverse osmosis water treatment process that includes a decarbonation of a concentrate and a remineralization of a filtrate |
| 04/20/2011 | CN201801433U Concentrated water recovering system |
| 04/20/2011 | CN102020380A Sewage treatment device and process |
| 04/20/2011 | CN102020364A Household disincrustant |
| 04/20/2011 | CN102020363A Scale remover for gas water heater |
| 04/20/2011 | CN102020362A Detergent |
| 04/20/2011 | CN102020361A Cooling water electrification treatment device |
| 04/20/2011 | CN101224917B Scale removing system |
| 04/20/2011 | CN101186394B Anti-antisludging disperser and preparation method thereof |
| 04/19/2011 | US7927507 Hydrogen storage compositions |
| 04/14/2011 | WO2011043062A1 Water treatment device and water heater |