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WO/2004/110624A1 |
The invention relates to devices, preferably filtration units, which can be flown through by a liquid to be treated and which, while being filled with iron-doped ion exchangers, are used for removing heavy metals from aqueous media. The ...
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WO/2004/110938A2 |
The inventive device comprising a container (12) having a lid and containing ion exchange resins. The device also comprises a series of rigid, light and superimposed modules (1 6) that are, for example, cylindrical, stacked one atop the ...
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WO/2004/108606A1 |
The invention relates to an electric type deionized water production apparatus adapted to reliably suppress formation of scales in a concentration chamber even in a long-term continuous operation. The electric type deionized water produc...
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WO/2004/106243A1 |
The present invention aims to provide electrode compartment structures in electrochemical liquid treatment equipments, which enable stable operation using pure water as an electrode compartment liquid requiring no concentration adjustmen...
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WO/2004/107490A1 |
A humidifier, comprising a pleats element having a pleats formed body formed of a humidifying membrane and at least one layer of stacked body of a permeable reinforcement material and a reinforcement frame installed on the outer side par...
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WO/2004/107354A1 |
[PROBLEM] To provide, with respect to the treatment of a condensed water using a condensed water desalination apparatus in an atomic power generation plant, a method and an apparatus for the purpose of achieving a highly pure treated wat...
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WO/2004/101119A1 |
The invention relates to a spiral module for electrochemical desalination of aqueous saline solutions, with inlets (71) for the solution for desalination and outlets (72) for desalinated water mounted on side walls (31, 32) of the diluti...
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WO/2004/101443A1 |
The invention relates to a device for softening water. This device comprises a reservoir containing exchange resin. One reservoir area is subjected to a prestressing. If the content of the exchange resin changes, the change in volume is ...
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WO/2004/098776A1 |
The present invention relates to a method and apparatus for the continuous countercurrent desorption of targeted materials including metals, non-metals and inorganic and/or organic compounds of thereof, wherein the desorption method is d...
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WO/2004/099086A1 |
It is the purpose of the present invention to provide filter cartridges which can suitably be utilized in purifying chemical fluids for treating the surface of an electronic device substrate to be used in the semiconductor industry, part...
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WO/2004/094672A1 |
Methods and devices for removing small negatively charged molecules from a biological sample mixture that uses an anion exchange material that has associated therewith a polyoxyalkylene.
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WO/2004/091790A1 |
A process for preparing an ion-exchangeable media within a moving-bed or simulated moving-bed device, which can create a true or simulated media flow, comprising the steps of packing the bed with ion-exchangeable media and passing a solu...
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WO/2004/085042A1 |
A replaceable spiral wound membrane element can be inserted and removed from its housing or pressure vessel in one piece for servicing or replacement. The replaceable wound membrane element preferably includes a concentrate pipe (12) con...
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WO/2004/082828A1 |
A tubular column structure formed by sealing an ion exchange resin in a tubular column capable of preventing problems with a conventional structure wherein solvent is hard to pass the resin due to an increase in flow resistance of solven...
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WO/2004/076021A1 |
The invention relates to a system and a process for fractionating a solution into two or more fractions. The system of the invention comprises at least two compartments having a diameter of at least about one meter and including a unifor...
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WO/2004/073843A1 |
This invention relates to a composite material that comprises a support member that has a plurality of pores extending through the support member and, located in the pores of the support member, and filling the pores of the support membe...
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WO/2004/067640A2 |
The invention relates to a conductive organic-inorganic hybrid material comprising a mineral phase in which walls define pores forming a structured mesoporous network with open porosity. The inventive material also comprises an oligomer ...
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WO/2004/065001A1 |
Abstract A pleatable filter structure for use in a filter panel, containing ion exchange particles distributed within a fibrous framework, is expanded so as to contain enough space to allow the ion exchange particles to swell or to be in...
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WO/2004/056712A1 |
The present invention relates to a method for removing and recovering metal ions from various kinds of waste water to be treated. The method comprises an oxidizing agent removing apparatus for decomposing and removing an oxidizing agent ...
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WO/2004/047991A1 |
An electrodeionization apparatus comprising multiple anion exchange membranes (13) and cation exchange membranes (14) that are alternately arranged between a cathode (12) and an anode (11) to alternately form concentrating compartments (...
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WO/2004/037421A1 |
A staged or serial deionization system is described. The system includes N deionization subsystems. The system has a charging state for deionizing fluid and a discharging state for deionizing the respective deionization subsystem. In the...
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WO/2004/035663A2 |
This invention presents an ion exchange media including a plurality of cation exchange zones (C) and anion exchange zones (A) in flow paths that are contained in a substantially nonporous resin transport framework. During electrodeioniza...
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WO/2004/035489A1 |
A wheeled enclosure with a water circuit (19) that starts with an inlet check valve (20), then a water pump (1), then an oxidizing agent dosing pump (7) and tank (8), then a primary mechanical filter (2), then a fine mechanical filter (4...
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WO/2004/033097A1 |
The invention relates to a method and apparatus for treating liquids, in particular by means of an apparatus based on the use of an ion-exchange resin. The invention is characterized by the steps of passing the liquid being treated into ...
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WO/2004/033072A1 |
An apparatus and method for removing mercury, and in particular elemental mercury, from a fluid stream by exposing the fluid stream to a polyethersulfone or filter-coated with anion exchange resin, or anion exchange resin-coated surface ...
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WO/2004/034487A2 |
A controllable proton exchange reactive membrane comprising a proton exchange membrane (200), at least two catalyst layers (340) disposed on opposing sides of the proton exchange membrane, and a power source (330) operably coupled to the...
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WO/2004/033066A1 |
Provided are cartridges (100), apparatuses and methods for purifying a liquid chemical. The cartridges (100) include a conduit (104) connected to receive a flow of a chemical to be purified. A packed section (107) in the conduit (104) co...
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WO/2004/026247A2 |
Diketo- and pyridine-containing chiral crown ligands having at least two chiral bulky groups attached to two different chiral carbon atoms of the crown that are covalently bonded to or coated on suitable solid supports, and further coate...
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WO/2004/024992A1 |
An electrodeionization, (EDI) apparatus has flow cells with a sparse distribution of ion exchange (IX) material or beads. The beads extend between membranes defining opposed walls of the cell to separate and support the membranes, and fo...
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WO/2004/022200A1 |
The invention relates to a water filter and a method for the production thereof. The inventive filter comprises a body provided with an inlet, outlet and drain pipe which are provided with lock valves and a main filtering element. Said f...
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WO/2004/020095A1 |
An ion adsorption module which comprises a vessel having at least an inlet for the water to be treated and being packed with an organic porous ion exchanger which has a three-dimensional network structure comprising an open cell structur...
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WO/2004/018544A1 |
Methods are provided for directly producing a stable aqueous dispersion of an electrically conducting polyaniline, comprising synthesizing an electrically conducting polyaniline in the presence of a polymeric acid in aqueous solution, th...
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WO2002068452B1 |
A method of isolating a charged, especially proteinaceous, compound comprises providing a prepared sample of the compound in solution, placing the prepared sample in contact with a membrane so limited in effective adsorptive surface area...
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WO/2004/012838A2 |
An electrodionization method for continuously producing and or separating and/or concentrating ionizable organics present in dilute concentrations in an ionic solution while controlling the pH to within one to one-half pH unit.
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WO/2004/011142A1 |
A device for purifying a sample is provided, and includes ion-exchange particles in contact with a substrate. The device can include size-exclusion material and an ion-exchange material.
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WO/2004/011592A2 |
Devices are provided which include supports upon which one or more ion-exchange materials can be disposed for purifying a sample. In various embodiments, the supports include a plurality of deformable members, for example, petal-shaped p...
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WO/2004/011141A1 |
A size-exclusion ion-exchange particle and a device using the particle are provided wherein the particle includes an ion-exchange core micro-encapsulated by a shell, and the shell includes a polymerization product of a reactive monomer. ...
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WO/2004/008134A1 |
A method for a cation-exchange resin wherein a strongly acidic cation-exchage resin is contacted with an aqueous eluting solution and the polystyrenesulfonic acid being eluted from this resin is measured, which comprises setting a plural...
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WO/2004/005380A1 |
AbstractProcess for producing ion exchange membranes. A matrix material that comprises a polymeric component chosen from the group consisting of monomeric and oligomeric polymer precursors and cross-linkable polymers is provided. Ion cat...
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WO/2004/005196A1 |
An electrodeionization apparatus capable of removing silica and boron highly effectively. In particular, an electrodeionization apparatus comprising an anode compartment (17) having an anode (11), a cathode compartment (18) having a cath...
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WO/2004/002898A1 |
An electric deionizer capable of running a necessary amount of current even a voltage applied between electrodes is lowered to ensure a sufficient deionization. One each of a first cation exchange membrane (3), an anion exchange membrane...
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WO/2004/003268A1 |
The invention relates to a method for the preparation of porous polymeric fibres comprising functionalised or active particles. By extruding a mixture of one or more dissolved polymers with particulate material a porous fibre is obtained...
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WO/2003/106757A1 |
The invention provides chelating fibers bearing chelate-forming functional groups in the molecule, which are improved in the uptake efficiency for metal ions; and a process for water treatment. The invention discloses chelating fibers wh...
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WO/2003/104293A1 |
The invention relates to a method of obtaining perfluorocarbon polymers containing fluorosulphonyl functional groups and having structural formula (I). The inventive method consists in performing a copolymerisation between tetrafluoroeth...
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WO/2003/101894A2 |
A method for removing metal ions from aqueous streams is disclosed using an extraction system of this invention, which includes at least one and preferably a plurality of extraction units comprising a bed filled with a volumetric mixture...
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WO/2003/098015A1 |
The invention relates to a method and a device for cooling an internal combustion engine. An aqueous, non-ionic coolant composition is used in a cooling circuit (14) of the internal combustion engine (11). In order to also ensure long-la...
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WO/2003/097536A1 |
A novel-structure electric demineralizer capable of a long-hour operation at a low voltage, comprising a cation exchange membranes and anion exchange membranes arranged between an anode and a cathode to form a plurality of chambers, char...
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WO/2003/089107A1 |
A process and system for removing fluid stream contaminants using a pretreatment module (2), a post-treatment module (4), and an ion-exchange module (3).
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WO2003014201A9 |
The invention relates to a proton-exchanging polymer and a membrane produced from the same. Said invention is characterised in that an anion exchanger in the form of a hydroxyl is added to the polymer.
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WO/2003/086590A1 |
An electrodeionization apparatus comprising an endblock formed from a resilient material or a rigid endplate coated with said resilient material, andmethod for making the same. The resilient material may inlcude various types of thermopl...
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