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JP2009160585A |
To provide an ion exchange apparatus capable of distributing regeneration liquid using only one ejector, controlling the amount of raw water flow within a prescribed range, and equally distributing the regeneration liquid.A group of flow...
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JP4296581B2 |
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JP4295670B2 |
To provide an ion exchange apparatus capable of easily and certainly backwashing the whole of a strong electrolyte ion exchange resin without transferring the strong electrolyte ion exchange resin. The ion exchange apparatus is constitut...
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JP2009525173A |
Disclosed is a water softener, which is operable in a soft water mode in which cold/hot raw water is changed into cold/hot soft water using an ion exchange resin, a running water mode in which cold/hot running water as the cold/hot raw w...
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JP2009148664A |
To provide a water softening apparatus which enables compactification of the apparatus by molding salt required for regeneration of a cation-exchange resin of the water softening apparatus, and can obtain a predetermined amount of salt w...
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JP4292345B2 |
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JP4293282B2 |
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JP4292454B2 |
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JP4292366B2 |
A performance-lowered ion exchanger hard to recover in performance by the conventional regeneration (ion exchange resin, ion exchange membrane, or the like) is endowed with the same electric charge as the electric charge of the ion excha...
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JP4294203B2 |
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JP4287617B2 |
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JP4280119B2 |
To provide a method for efficiently removing an ionic substance from an aqueous solution of iopamidol by using a separation technique by ion exchange. The method for producing the iopamidol comprises treating an aqueous solution of iopam...
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JP4280846B2 |
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JP2009125641A |
To obtain an operation control system for a water softening plant which can cope with both mutual water-passing operation and simultaneous water-passing operation by a water softening plant with a plurality of serially connected water so...
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JP4275721B1 |
To provide an apparatus which desorbs deposits adhered onto particulates effectively by the use of superheated steam. The apparatus for desorption of deposits adhered onto particulates has a particulate holding container for sealing of p...
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JP4269229B2 |
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JP2009106882A |
To provide a water softener with a backwashing operation function that can efficiently discharge waste and the like accumulated within an ion exchange resin cylinder upon use of the water softener.The water softener has a backwashing ope...
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JP2009106871A |
To provide a water softening apparatus which can perform regeneration of a water softener at a timing not overlapping with the use of soft water by a user, and a hot-water supply system equipped with the water softening apparatus.The wat...
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JP2009091610A |
To provide a method for purifying a solution, which purifies a waste treatment liquid for a chemical conversion film with the use of trivalent chromium by effectively removing impure metal ion components such as a zinc ion, a ferrous ion...
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JP2009090256A |
To provide a method which enables the efficient recovery of boric acid and alkali metal iodide salts, contained in waste liquid containing borates and alkali metal iodide salts discharged from the processing process using a solution cont...
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JP2009084673A |
To provide a selective separation/recovery method for a specified metal ion where, from a solution comprising two or more kinds of metal ions, only one kind of metal ion is selectively separated/recovered.By the contact of a compound for...
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JP4253829B2 |
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JP4253831B2 |
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JP4252065B2 |
Disclosed is a water softener capable of producing soft water at various temperatures and facilitating the regeneration of an ion exchange resin thereof. The water softener includes a water softening tank in which an internal region cont...
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JP2009066472A |
To provide a method for regenerating an ion-exchange resin with less regeneration failure.The method for regenerating ion-exchange resins includes the process of regenerating the ion-exchange resins by feeding a chemical liquid into a re...
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JP2009066525A |
To provide a filling method for an ion exchange resin for reducing leakage of insoluble iron.In the filling method, when the ion exchange resin is regenerated by a regeneration column to re-fill a demineralization column, the ion exchang...
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JP4245745B2 |
To provide a mixed-bed sugar syrup refining apparatus causing little leakage of salt into the processed sugar syrup in the treatment of the syrup after the regeneration of an ion exchange resin in the mixed resin separating operation of ...
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JP2009066461A |
To solve the following problems: deep sea water is defined as sea water deeper than 200 m (the compensation depth) where sun's rays cannot reach and studies have been made to intake and utilize deep sea water because of its characteristi...
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JP2009056403A |
To enable quick hot water supply using soft water even when regeneration of a water softener is performed, in a water softening unit where hot water supply can be carried out using soft water and the water softener can be regenerated.The...
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JP2009056383A |
To provide a water softener in which a regeneration cycle of an ion exchange resin can be set according to the deterioration with time of the ion exchange resin without using a special sensor such as a hardness sensor.The water softener ...
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JP2009056452A |
To provide a regeneration treatment system capable of performing the circulating utilization of a regeneration liquid in the regeneration of an adsorbent in the treatment of ammonia-containing water and capable of stably removing ammonia...
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JP2009509925A |
This invention relates to a process for selective capture, isolation and purification of chlorinated sucrose compounds, including chlorinated sucrose, their precursors and derivatives, including trichlorogalactosucrose (TGS), directly fr...
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JP2009045606A |
To provide an electrically-regenerative apparatus for removing a polar substance in the air, which can be used safely in an environment such as a clean room.The apparatus for removing the polar substance in the air is obtained by adding ...
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JP2009045605A |
To provide an apparatus for regenerating a filter medium for a chemical filter, which has a simple structure and can be used stably.The apparatus for regenerating the filter medium for the chemical filter is characterized in that the fil...
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JPWO2007023796A1 |
Realize an ion exchange device that can support countercurrent regeneration or split flow regeneration and has a simplified water collecting device. A first water collecting pipe 14 communicating with the first water pipe 10 formed in th...
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JP4221796B2 |
To reduce the level of residual impurities in treated water and at the same time, enable the capability of an ion exchange device to be sufficiently displayed by introducing the treated water obtained through a treatment part receiving w...
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JP2009022901A |
To recycle regenerated waste liquid discharged at a time when a cation exchange resin to which hardness ingredients are adsorbed in a water softener is regenerated as a regenerated liquid used to easily regenerate the cation exchange res...
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JP2009502483A |
The present invention is directed to a method for the capture of CO 2 from ambient air, the method comprising: exposing a solid sorbent material comprising an amine to a flow of ambient air; capturing CO 2 from the ambient air with said ...
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JP4216998B2 |
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JP4210403B2 |
By passing an alkali regenerating agent A through a basic anion exchange resin (3), and through a strongly acidic cation exchange resin (4), the basic anion exchange resin can be regenerated while amphoteric organic materials such as the...
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JP2008545773A |
The invention relates to a process for removing salts from an alkanolic reaction mixture which is obtained in the preparation of alkoxycarbonylaminotriazines and comprises at least one alkoxycarbonylaminotriazine, at least one cyclic and...
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JP4192557B2 |
To provide a method for purifying a sugar solution, by which a switching operation can profitably be performed with a few towers. This method for purifying the sugar solution is characterized by disposing two liquid-passing towers in eac...
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JP4195242B2 |
An improved process for cleaning weak acid cation exchange resin intermediates resulting in finished weak acid resins providing enhanced performance of mixed-bed water-treatment systems is disclosed. The cleaning process involves selecte...
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JP4193432B2 |
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JP4189167B2 |
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JP2004532182T5 |
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JP2008280580A |
To provide a treatment liquid reclaiming method capable of reclaiming a treatment liquid by efficiently removing metal components contained in the treatment liquid for treating a substrate at a low cost.The treatment liquid reclaiming me...
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JP4182274B2 |
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JP4180766B2 |
To attain an effective operation of a desalting method of a combination of an electric dialysis with ion exchange resin added with a softening treatment, capable of reducing the amount of waste liquid from whole process to reduce an inst...
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JP4175784B2 |
To provide a bathroom structure in which a water softener does not make a washing space narrow and is finely arranged without problem in appearance. The bathroom structure is provided with the water softener 2 which is composed of a main...
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