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Matches 801 - 850 out of 23,657

Document Document Title
WO/2012/091023A1
Provided are: a preparation method for an aqueous solution that performs stable filtration in a short time and which has high versatility and improved membrane filtration; an aqueous solution prepared using the preparation method; a cell...  
WO/2012/086477A1
A reverse osmosis processing device wherein, on the interior of a pressurized vessel (24) provided with an inlet tube (56) that supplies water to be treated, a plurality of reverse osmosis membrane elements (22) equipped with reverse osm...  
WO/2012/086479A1
Provided is a reverse osmosis processing device (10) provided with: a first pressurized vessel (80) that performs primary processing of water to be processed; and a second pressurized vessel (82) that performs secondary processing of wat...  
WO/2012/087770A1
Acid block anionic selective polymeric membranes are provided of the type having a woven or non- woven cloth reinforcing structure. The polymer of the membrane is prepared by the process comprising copolymerizing components I, II, and II...  
WO/2012/087537A1
A method of water treatment comprising: providing an electrolysis device comprising an electrolysis vessel; providing feed streams to the first salt water chamber of the vessel, second salt water chamber of the vessel, acidic chamber of ...  
WO/2012/085313A1
The invention relates to a system comprising: a feed pipe (1) connected to a water supply network (R); a feed pump (2) for driving the water; pre-filters (9a, 9b, 9c); and an osmosis membrane (3) equipped with a pipe (31) for delivering ...  
WO/2012/086478A1
This reverse osmosis processing device (10) is provided with: a pressurized vessel (24); an inlet tube (56) that supplies water to be processed to one end of the pressurized vessel (24); a concentrated water discharging tube (62) that di...  
WO/2012/084926A1
The invention relates to industrial preparation of contrast agents, and further to an improved process for the purification of contrast agents. In particular, it relates to a process for reducing the salt content of compositions comprisi...  
WO/2012/086416A1
The present invention provides an anaerobic digestion treatment method and an anaerobic digestion treatment apparatus in which blockage of a pressure control valve by thermal solubilized sludge is prevented or minimized, and in which con...  
WO/2012/081981A1
The invention is directed to a membrane separation process of an aqueous feed solution. In one aspect the membrane separation process of the invention comprises passing an aqueous feed comprising one or more dissolved compounds having an...  
WO/2012/081746A1
Disclosed are a system and method for membrane fouling diagnosis in a seawater desalination process using a Kalman filter algorithm. In a preferred embodiment of the present invention, the system for membrane fouling diagnosis in a water...  
WO/2012/079229A1
Composite membranes, methods or processes for producing composite membranes, and systems utilizing composite membranes are generally described. In some examples, a composite membrane includes a porous halogenated polymer and a conductive...  
WO/2012/080946A9
A liquid membrane matrix is disclosed in the form of an aquaporin containing bulk liquid membrane matrix (BLM), wherein said liquid membrane matrix is formed from a solution of an amphiphilic copolymer detergent wherein transmembrane pro...  
WO/2012/080946A1
A liquid membrane matrix is disclosed in the form of an aquaporin containing bulk liquid membrane matrix (BLM), wherein said liquid membrane matrix is formed from a solution of an amphiphilic copolymer detergent wherein transmembrane pro...  
WO/2012/079740A1
In general, the invention relates to the field of water purification. In particular, the invention relates to a system and a method for the piping and the purification of liquids such as in particular water, by means of which undesired c...  
WO/2012/079175A1
Methods and systems for use of switchable water, which is capable of reversibly switching between an initial ionic strength and an increased ionic strength, is described. The disclosed methods and systems can be used, for example, in dis...  
WO/2012/081747A1
Disclosed are a forward-osmosis, continuous-process, water-treatment system and method using phase changes in an osmotically active substance (osmotically active compound, OAC), that can easily change phase, whereby it is possible to eff...  
WO/2012/078521A1
A process comprising contacting deionized water with one or more Strecker sulfonation reaction products of one or more halogenated alkyl ethers in the presence of sulfite, wherein the one or more Strecker sulfonation reaction products ea...  
WO/2012/078627A2
The present invention is directed to the preparation and use of aromatic polyimide nanowebs with amide-modified surfaces. Uses include as a filtration medium, and as a separator in batteries, particularly lithium-ion batteries. The inven...  
WO/2012/078627A3
The present invention is directed to the preparation and use of aromatic polyimide nanowebs with amide-modified surfaces. Uses include as a filtration medium, and as a separator in batteries, particularly lithium-ion batteries. The inven...  
WO/2012/077860A1
Disclosed are acetylated cellulose ether and articles including the same. The disclosed acetylated cellulose ether has a molecular weight of 1,000-1,000,000 dalton, a contact angle of 20-45˚, and a tensile strength of 50-100MPa.  
WO/2012/078925A3
Filter assemblies and fluid flow inhibiters that are particularly well suited for use in centrifugal separation enhanced filtration devices are described. Moreover extensible filter assemblies are described. In one aspect of the inventio...  
WO/2012/077610A1
The invention relates to an alkali metal separation and recovery method that comprises separation of an alkali metal-containing permeate from raw water containing alkali metals using a nanofiltration membrane and recovery of the alkali m...  
WO/2012/077697A1
Provided is a method for producing a concentrated aqueous sugar solution, said method comprising hydrolyzing a cellulose-containing biomass to give an aqueous sugar solution, treating the aqueous sugar solution with a microfiltration mem...  
WO/2012/073693A1
In order to prevent sudden changes in pressure on the reverse osmosis membrane module when starting operation and effectively prevent the deterioration of the physical properties of the reverse osmosis membrane, the reverse osmosis membr...  
WO/2012/074397A1
The invention relates to an apparatus for removal of ions from water. A stack may be manufactured by: providing a first electrode with a first current collector; providing a spacer on top of the first electrode; and, providing a second e...  
WO/2012/074074A1
The present invention relates to a method for separating and collecting a purified alkali metal salt from an aqueous alkali metal salt solution, which is characterized by involving a treatment step of removing any purification-disturbing...  
WO/2012/074673A1
The invention relates to a method for treating oily wastwater comprising: pretreating the oily wastewater (2) using at least one of electrocoagulation, flotation and absorbing (1) to produce a pretreated water (3); and treating the pretr...  
WO/2012/074487A1
Present invention relates to a method for forming a nanofiltration hollow fiber membrane comprising a poly(amide-imide) (PAI) hollow fiber substrate having a polyethyleneimine (PEI)-cross-linked PAI surface layer. This membrane is suitab...  
WO/2012/070735A1
The ionic water purifier according to the present invention comprises: an ion exchange resin filter which eliminates or reduces hard substances from a fluid; a UF filter which receives and purifies the fluid which has passed through the ...  
WO/2012/069513A1
The present invention relates to a method for desalting tissue originating from animals. In particular, the present invention provides a method for desalting mucosa tissue, notably mucosa tissue originating from bovine or porcine. The in...  
WO/2012/069897A1
The invention provides a method for scaling control in a membrane system operation. The method performed by a model in the control system of a plant. The method comprises the steps of selecting one or more antiscalant corresponding to on...  
WO/2012/069892A2
In one aspect, the invention provides a RO system comprising an energy recovery device (ERD). The system comprises a water intake pump to provide a feed water; a pre- treatment section to pre-treat the feed water to provide a pre-treated...  
WO/2012/069892A3
In one aspect, the invention provides a RO system (20) comprising an energy recovery device (ERD) (34). The system comprises a water intake pump (22) to provide a feed water; a pre- treatment section (24) to pre- treat the feed water to ...  
WO/2012/067666A1
A filtration system (20) is disclosed comprising a filter manifold (100) and a filter cartridge (200). The filter cartridge (200) comprises a cartridge body (202) comprising a flow axis (201) and an installation direction orthogonal to t...  
WO/2012/065014A1
An electrochemical separation system may be modular and may include at least a first modular unit and a second modular unit. Each modular unit may include a cell stack and a frame. The frame may include a manifold system. A flow distribu...  
WO/2012/063582A1
This electrolyzed water producing device produces electrolyzed water by electrolyzing water in an electrolysis tank (40) after filtering by a filter unit, and is provided with: a bypass duct (61) for avoiding the passage of water to the ...  
WO/2012/064939A3
A process for preparing a reverse osmosis membrane that includes: (A) providing a polyamine, a polyfunctional acid halide, and a flux increasing additive having the formula Z+B-, where Z+ is an easily dissociable cation and B- is a beta-...  
WO/2012/062392A1
The invention relates to a system for separating a product contained as solvent in a solution to be processed, comprising at least one forward osmosis device (816) through which the solution to be processed and a draw solution flow, and ...  
WO/2012/063587A1
In a purified water channel (13) to which purified water is supplied from a nano-filtration filter (11), a purified water conductivity sensor (14) and an electrolytic bath (17) are disposed sequentially from the upstream side. A concentr...  
WO/2012/064939A2
A process for preparing a reverse osmosis membrane that includes: (A) providing a polyamine, a polyfunctional acid halide, and a flux increasing additive having the formula Z+B-, where Z+ is an easily dissociable cation and B- is a beta-...  
WO/2012/060778A1
A membrane sensor for detecting fouling, the membrane sensor comprising a first chamber having an inlet and an outlet; a second chamber having an outlet; only one membrane, the membrane being disposed between the first chamber and the se...  
WO/2012/060417A1
Provided are: a capsule for non-ferrous metal collection that can collect a non-ferrous metal; and a method for collecting a non-ferrous metal using same. The capsule for non-ferrous metal collection comprises capsule contents and a cove...  
WO/2012/059685A1
The subject matter of the invention is a method for decontaminating starch hydrolysates from which glucose polymers for producing peritoneal dialysis solutions will be prepared.  
WO/2012/057098A1
In order to improve the energy efficiency of a water treatment system and perform stable temperature control, this water treatment system includes: a plurality of devices (1, 2, 3, 4); a plurality of pipe sections (11, 12) through which ...  
WO/2012/057188A1
To prevent an oxidation degradation of a semipermeable membrane and an increase in bio-fouling therein and avoid a cost increase due to chemicals or the like, in a fresh water generation method in which raw water is subjected to a membra...  
WO/2012/057941A3
The present invention relates to sol gel hydrous metal oxide particles, such as hydrous zirconium oxide particles, their manufacture, and their use in such applications as sorbent dialysis.  
WO/2012/057941A2
The present invention relates to sol gel hydrous metal oxide particles, such as hydrous zirconium oxide particles, their manufacture, and their use in such applications as sorbent dialysis.  
WO/2012/056668A1
In reverse osmosis membranes used for advanced treatment in waste water recycling, seawater desalination, etc., the adsorption of organic substances dissolved in the water to the surface of the reverse osmosis membrane and causing cloggi...  
WO/2012/055479A1
The invention relates to a process and to a device for cooling hot process gas (6), wherein demineralized and degassed water (5) is warmed in indirect heat exchange (E) against hot process gas (6). According to the invention, the deminer...  

Matches 801 - 850 out of 23,657