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JP2012166133A |
To suppress ascending of the position at which a charging port for charging a regenerant in a regeneration liquid tank is arranged.An ion exchange device includes: a pressure tank 2 having an opening 21a at an upper portion; a lid member...
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JP2012166129A |
To provide an ion exchange apparatus in which regeneration efficiency of an ion exchange resin bed can be stabilized without making structure of a pressure tank complicated.The ion exchange apparatus includes: regenerating liquid supply ...
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JP5013062B2 |
To effectively inhibit corrosion and scale formation in a steam boiler regardless of addition of agents to the boiler feed-water. The make-up water is treated by a water softening device 53 having a group of resin units including a plura...
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JP5013063B2 |
To effectively inhibit corrosion in a steam boiler and a condensate passage and scale formation in the steam boiler regardless of addition of agents to the boiler feed-water. The make-up water is treated by a water softening device 53 ha...
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JP5012539B2 |
To provide a water treating device which prevents water from being stored over a long period of time in a water treating vessel for softening water or other treatment, thereby giving a strong sense of security to users from the point of ...
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JP5013064B2 |
To effectively inhibit corrosion and scale formation in a steam boiler regardless of addition of agents to the boiler feed-water. The make-up water is treated by a water softening device 53 having a group of resin units including a plura...
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JP5007831B2 |
To provide a water-softening system provided with a regeneration agent container which effectively prevents salt bridge and adjusts the concentration of regeneration liquid suitable for regeneration treatment. The water-softening system ...
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JP5008327B2 |
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JP4998498B2 |
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JP4996172B2 |
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JP4988769B2 |
Operation of a water softener is controlled by a set of valves within a body that has water inlet, water outlet, a regenerant connector and a drain outlet. Openings are provided in an exterior wall of the body through which a plurality o...
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JP4984788B2 |
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JP4977592B2 |
To economically and easily recover iodine from iodine-containing waste liquid at a high yield. A method for recovering iodine from iodine-containing waste liquid comprises the adsorption process for adsorbing iodine by bringing the iodin...
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JP2012130848A |
To provide an ion exchange apparatus in which a high linear velocity of a regenerating liquid can be obtained without reducing the amount of the regenerating liquid to be sucked by an ejector even when the water passage resistance of eac...
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JP2012130888A |
To provide a method for operating an ion exchange system of a water treatment and regenerating system, in which a plurality of devices are connected in series, which can obtain the same purity of the treated water as that of counter curr...
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JP2012091112A |
To provide a magnetic chelating agent which can collect, remove, concentrate, and recover metal ions from industrial waste water, river water, and ground water simply, safely, and efficiently by using a magnetic separation technique, is ...
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JP4931178B2 |
The present invention provides a multiple bed-type condensate demineralization method and apparatus for the method that are able to provide an improved treated water quality in ammonia operation by substantially reducing the cross contam...
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JP4927670B2 |
To provide, for example, an etching waste liquid regenerating apparatus which can remove a Mo component and an Al component contained in a phosphoric acid-containing etching waste liquid to regenerate an etching waste liquid in a more co...
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JP2012061421A |
To provide a water supply device which is usable for a long period of time without requiring the maintenance of a corrosion-inhibiting component removal apparatus.The water supply device comprises: a corrosion-inhibiting component additi...
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JP2012506799A |
Organic polymer moldings with ion-exchanger properties or with adsorber properties are produced by means of a powder-based rapid-prototyping process in which a pulverulent organic polymer starting material or starting material mixture is...
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JP2012040460A |
To provide a water softener which can cope with trouble on the side where water is flowing and trouble on the side where water is not flowing of a water flow detector to solve or improve an economical problem and a sanitary problem.The w...
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JP2012036471A |
To provide a salts dissolution tank in which deposition of salts is prevented from extending to the outside of the salts dissolution tank even in a condition where the deposition and crystal growth of the salts occurs on a wall surface o...
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JP4883680B2 |
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JP4877863B2 |
Disclosed is a method for rapidly separating radioactive copper from nickel that contains radioactive copper and radioactive cobalt, which comprises dissolving nickel that contains radioactive copper and radioactive cobalt in an acid sol...
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JP2012025995A |
To provide a recovery method for rare metals of a novel kind, which allows a specific metal component to be recovered with good selectivity from among rare metals, and which imposes little load on the environment.The selective recovery m...
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JP4869881B2 |
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JP4873751B2 |
To provide an extremely simple chemical synthesis method with sufficient practicality for obtaining a layered double hydroxide containing an anion with easy exchange (for example, nitric acid ion, chlorine ion or the like) from hydrotalc...
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JP4868006B2 |
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JP2012017512A |
To provide a method for selectively recovering gallium from an acid aqueous solution containing various metals and gallium.By carrying out a contact treatment of an acid aqueous solution containing various metals and gallium, with a chel...
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JP2012016667A |
To provide a method of treating arsenic-containing solution such as industrial wastewater or environmental water and efficiently removing an arsenic concentration in the solution.In the method of removing arsenic for magnetically separat...
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JP2012016673A |
To provide a device of treating iodine/boron-containing solution capable of efficiently removing iodine and boron from solution that contains iodine and boron.The device of treating iodine/boron-containing solution includes: a cation exc...
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JP4859201B2 |
To provide a water treatment method and system in which treated water suitable for recycling can be obtained by using ion exchange. This water treatment system comprises: a electrolyzer 1 oxidizing and decomposing removing objects contai...
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JP2012011344A |
To provide a water treatment apparatus for adsorbing dissolved components of water.The water treatment apparatus includes: cation and anion exchangers 16 and 17 that adsorb ions dissolved to water; an ion exchange membrane that has the c...
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JP4856675B2 |
A regeneration tank for water softeners which includes a flow rate control unit to control the pressure in the regeneration tank, and a coupling member to protect a connection part between the regeneration tank and a water softener. The ...
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JP2012000579A |
To simplify a mechanical configuration for water flow change during regeneration, to lower power consumption and to reduce inconvenience due to changeover to water flow during the regeneration by a simple electric configuration.A water s...
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JP2012000545A |
To save power by saving the power use of a process control valve, and to prevent abnormal treatment due to the change of the process control valve to an abnormal opening/closing holding state.In a water treatment apparatus including a wa...
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JP4844724B2 |
The present invention realizes an ion exchange apparatus capable of enhancing the reliability of regeneration operation. Further, the present invention realizes an ion exchange apparatus capable of simplifying the construction of a salt ...
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JP4843491B2 |
The invention provides an indium adsorbent that can cause indium to be adsorbed, and a simple and inexpensive indium fractioning method for isolating and recovering high-purity indium from an acid solution whose primary component is hydr...
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JP2011251271A |
To control water passing and regeneration using an electric drive valve such as a latching valve requiring water pressure equal to or above prescribed water pressure and consuming little power.A water softener includes: a first raw water...
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JP4831833B2 |
To provide a CO2recovery apparatus capable of separately and efficiently treating organic waste and inorganic waste in waste generated when removing CO2or the like in exhaust gas, and a waste treatment method. The CO2recovery apparatus 1...
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JP4820023B2 |
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JP2011230080A |
To provide a water softening apparatus which can properly remove air existing in a regenerating water passage and properly perform regeneration treatment of a water softening agent, which is executed thereafter.The water softening appara...
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JP2011230081A |
To provide a water softening apparatus which can perform regeneration treatment of a water softening agent at appropriate time corresponding to an actual use situation.The water softening apparatus WS is provided with a decision means 3 ...
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JP4814467B2 |
A method for the removal of a substance, which has a negative charge and which is present in an aqueous liquid (I). The method comprises the steps of: (i) contacting the liquid with an anion-exchanger (1) that comprises mixed mode anion-...
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JP2011224467A |
To provide a water purifier that efficiently regenerates an ion exchange unit by a simple configuration.The water purifier 1 includes a main water passage 101, an ion exchange resin 113, a dedicated tank 301 for cleaning, a circulation w...
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JP4813106B2 |
It is an object of the present invention to selectively and easily recover phosphate ions from wastewater that contains ions such as nitrate ions, sulfate ions and iodine ions and phosphate ions. There is provided a wastewater processing...
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JP4807193B2 |
To provide a water softening apparatus for supplying soft water obtained by the ion exchange of a hardness component in water, especially a water softening apparatus capable of continuously supplying soft water for 24 h and to enable reg...
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JP2011208234A |
To collect a sulfuric acid eluent, containing bismuth eluted from a resin, with high sulfuric acid concentration in a method for selectively recovering bismuth in a copper electrolyte of sulfuric acid acidity using a resin having a coord...
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JP4797304B2 |
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JP4789764B2 |
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