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Wednesday, May 20, 2020 | History

1 edition of Treatment of spent ion-exchange resins for storage and disposal found in the catalog.

Treatment of spent ion-exchange resins for storage and disposal

Treatment of spent ion-exchange resins for storage and disposal

final report of an International Atomic Energy Agency co-ordinated research programme.

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  • 25 Currently reading

Published by International Atomic Energy Agency, exclusive sales agent in the U.S.A., UNIPUB] in Vienna, [New York .
Written in English

    Subjects:
  • Radioactive wastes.,
  • Radioactive waste disposal.,
  • Nuclear power plants -- Thermodynamics.

  • Edition Notes

    SeriesTechnical reports series -- no. 254., Technical reports series (International Atomic Energy Agency) -- no. 254.
    ContributionsInternational Atomic Energy Agency.
    The Physical Object
    Pagination103 p. :
    Number of Pages103
    ID Numbers
    Open LibraryOL17915312M
    ISBN 10920125685X

    LONDON, Nov. 20, /PRNewswire/ Global Ion Exchange Resins: Overview Ion exchange resin is primarily used in water and waste water treatment. North America accounted for . in the Storage, Use, and Operation of Ion Exchange Resins Frank DeSilva, ResinTech Inc. Pasco, WA Terra Blanca Winery. Ion Exchange The function of an ion Spent resin suitable for disposal DI Resins Must be neutralized first Brine exhaustFile Size: 1MB.

    Ion exchange usually describes a processes of purification of aqueous solutions using solid polymeric ion exchange precisely, the term encompasses a large variety of processes where ions are exchanged between two electrolytes. Aside from its use to purify drinking water, the technique is widely applied for purification and separation of a variety of industrially and . Opportunities for Cost Reduction in the Decontamination and Decommissioning of the Nation's Waste management covers the safe and economic collection, separation, treatment, and disposal of the products coming from the decontamination process. in which case a secondary waste stream is created that must be treated. Spent ion exchange.

    MSDS for most ion exchange resins can be found on the Res-Kem website using these links: Res-Kem will arrange for proper disposal of spent ion exchange resin or activated carbon on your behalf. This assumes we are providing turnkey removal and installation and the ion exchange resin or activated carbon is purchased from Res-Kem Corp. Sorry. As the metal salts, acids, and bases used in metal finishing are primarily inorganic compounds, they are ionized in water and can be removed by contact with ion exchange resins. In a water deionization process, the resins exchange hydrogen ions (H+) for the positively charged ions (such as nickel. copper, and sodium). and hydroxyl ions (OH.


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Treatment of spent ion-exchange resins for storage and disposal Download PDF EPUB FB2

Treatment of spent ion-exchange resins for storage and disposal. Vienna: International Atomic Energy Agency ; [New York: exclusive sales agent in the U.S.A., UNIPUB], (OCoLC) Material Type: Internet resource: Document Type: Book, Internet Resource: All Authors / Contributors: International Atomic Energy Agency, ISBN: X.

Treatment and conditioning of spent ion exchange resins from nuclear facilities is a complex process that not only should contemplate obtaining a. What are the best disposal methods for spent IX resins. Spent IX resins are considered solid waste and are typically either buried in landfills or incinerated.

Recycling of exhausted resin materials is neither common nor practical since there are few facilities capable of processing the resin materials (typically polystyrene or acrylic).

Control of Ion-exchange Processes for Treatment of Radioactive Wastes), the other in (Technical Reports Series No.Treatment of Spent Ion. Spent ion exchange materials may require storage pending a decision regarding their final treatment, conditioning or disposal.

Such storage must consider the role of Cited by: 3. Ion exchange resins are in uranium mining to produce yellow cake. "Ion-exchange beads are also an essential component in In-situ leach uranium mining. In-situ recovery involves the extraction of uranium-bearing water (grading as low as% U3O8) through boreholes.

When an industrial facility requires ion exchange technology as part of its process, it’s important to not only know how much the ion exchange resins cost but also to factor in expenses associated with maintaining and disposing of costs can be difficult to narrow down because of the many types of resins available on the market today (there are.

Spent ion-exchange resins are considered to be problematic waste that, in many cases, requires special approaches and precautions during their conditioning to meet the acceptance criteria for disposal. In Belgium, for economical reasons, the Volume. conditioning of spent ion-exchange resins from nuclear power plants.

An attempt has been made to present a progress report on the present state-of-the-art. Besides describing the treatment techniques on the basis of operating experiences, the report introduces some new promising methods. The scope of the report is mainly technical, but one chapter.

Storage of Used Resins Resins should be stored in their original unopened packaging in a cool dry area. An indoor storage facility with climate control between C ( F) should be used for the best results. Storage temperatures above 30 C (90 F) can cause premature loss of capacity for anion resins, particularly those stored in the Size: KB.

1. Introduction. Ion–exchange resins (IERs) are kind of large molecular polymer, composing of three dimension mesh structures based on styrene monomer (C 8 H 8) and cross-linked with divinylbenzene (C 10 H 10), functional group and the opposite charges on the can be divided into cationic exchange resins and anionic exchange resins Cited by: Ion exchange resins have specific metal and organic compound uptake capacity and are used during ion exchange.

The resins may be either synthetic or natural. The main disadvantage is the transfer of impurities from the effluent stream to sludge that need to be disposed of because of added regeneration chemicals. @article{osti_, title = {Engineering study for the treatment of spent ion exchange resin resulting from nuclear process applications}, author = {Place, B.G.}, abstractNote = {This document is an engineering study of spent ion exchange resin treatment processes with the purpose of identifying one or more suitable treatment technologies.

ion exchange resins which have become contaminated with radioactivate materials, are reduced in volume for pruposes of disposal by treating the contaminated resins with certain solvents having a dielectric constant of about 45 or lower.

solvents, such as, methanol, ethanol and acetone may be used to reduce the volume of the contaminated resins prior to storage and/pr Cited by: storage and to minimize disposal cost, all countries are spent ion-exchange resins, filter media, and sludges.

Spent resins constitute the most significant fraction of with subsequent liquid waste treatment processes, e.g. ion exchange, or with the re-use of the Size: KB.

Treatment and conditioning of spent ion exchange resins from nuclear facilities is a complex process that not only should contemplate obtaining a stable product suitable for long-term storage and/or disposal, but also have to take into account the treatment of secondary currents generated during the : Hernán Ariel Castro, Raúl Ariel Rodríguez, Vittorio Luca, Hugo Luis Bianchi.

Comprehensive text provides sound understanding of the relevant factors in ion exchange and the theoretical tools needed to solve specific problems. Detailed coverage of ion exchangers, equilibria, kinetics, electrochemical properties, ion-exchanger membranes, much more.

Each chapter contains helpful summary and references. Accessible to nonmathematical students.5/5(1). Ion Exchange Resins Economic and regulatory factors make metal recovery and wastewater reuse attractive for the electroplating, semiconductor and printed circuit board industries.

Cadmium, zinc, copper, chromium, mercury, lead, gold, silver and cyanide complexes of these metals are the common metals requiring control. Based on the decision of the State Office for Nuclear Safety, the Dukovany NPP has been obliged to secure the efficient capacities for the disposal of spent ion exchange resins.

Therefore, in Septemberbased on the contract with supplier company AMEC Nuclear Slovakia s.r.o. has begun with pumping and treatment of ion exchange resins from. Treatment and Conditioning of Spent Ion Exchange Resins from Research Reactors, Precipitation Sludges and Other Radioactive Concentrates Design of a Centralized Waste Processing and Storage Facility.

The order of preparation of the manuals is based on priority needs of Member States and it is recognized that additional areas of technical needFile Size: 1MB. Treatment and disposal of waste radioactive ion exchange resins is one of the most urgent problems for nuclear industries in China.

Cement solidification technology has many advantages, such as requiring simple equipment, easy scaling-up, low working temperature, no trouble of gas cleaning and low cost.The spent regenerant will have very high total dissolved solids (TDS) concentrations, as it will include all of the ions removed by the resin as well as the excess regenerant ions (e.g., Na +, Cl-).

Disposal of the spent regenerant most frequently will require discharge to .While the global scenario of the ion exchange resins market reflecting the increasing use of ion exchange resins in power generation, followed by domestic wastewater treatment applications, the ion exchange resins market is subjected to a crunch due to the advent of alternative technologies that include electro deionization and reverse osmosis.

The exceeding efficiency .