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  1. INDUSTRY|chemistry|chemical industry

    #603723

    IATE #750194
    cúlchaise Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
    ga
    Rückspülung
    de
    backwash | back-wash
    en
    Definition water filter cleaning process where washing liquid is pumped backwards through the filter Reference "COM-Terminology Coordination, based on:- GE Appliances > Water Softener 5 Recharge / Regeneration Stages, http://products.geappliances.com/appliance/gea-support-search-content?contentId=21020 [20.4.2018] - Wikipedia > Backwashing (water treatment), https://en.wikipedia.org/wiki/Backwashing_(water_treatment) [20.4.2018]"
    Comment "In the case of ion-exchange resins, backwash is accomplished by applying a uniform flow of water from the bottom of the bed in order to fluidize the resin and disengage any resin fines and suspended material from around the resin beads.Reference: Lenntech > DOWEX Ion Exchange Resins, https://www.lenntech.com/Data-sheets/Dowex-Ion-Exchange-Resins-Backwash-Flow-Rate-Calculations-L.pdf [20.4.2018]"
    lavage à contre-courant | contre-lavage
    fr
    Definition opération de maintenance préventive consistant à pomper de l'eau en sens inverse afin de débarrasser un milieu filtrant de tout résidu susceptible d'entraver son bon fonctionnement Reference "COM-FR d'après le site de la société Grundfos, Grundfos > Secteurs d'activités > Applications > Lavage à contre-courant, https://fr.grundfos.com/industries-solutions/applications/backwash.html [27.9.2018]"