ion exchanger characteristic In order to be industrially applicable, an ion exchanger needs to meet a range of requirements: it must discharge the least possible polymerisation residue ... Ion exchange ... main types of ion exchangers...

Historically, water blocking was the first process used. The regenerant solution is injected at the base of the ion exchanger resin bed; while a stream of blocking water is introduced at the top ... Ion exchange...

Ion exchange treatment is used for: Demineralised water production for industrial processes, whether for industrial product manufacturing processes or in steam generator supply ... Ion exchange...

Ion exchange...

principle Ion exchangers are insoluble granular substances; their molecular structures include acid or base radicals capable of permutating, without any visible change to their physical appearance ... Ion exchange...

The various ion exchange methods presented previously assume that the raw water contains only dissolved minerals. In reality, natural water always contains a certain amount of organic matters ( OM ... Ion exchange...

The block diagram in figure 89 shows the combinations most commonly found in demineralisation. These combinations will be examined in greater depth in chapter using ion exchangers. Figure 89 ... Demineralisation Ion exchange...

other processes In the Liftbett process, the ion exchanger unit is divided into two superimposed chambers, separated by a plate (3) fitted with twin head nozzles (figure 5). The upper compartment ... Ion exchange...

, in m³, including process water if applicable; hourly output Q in m³/h; resin exchange capacity C expressed in French degrees per litre of compacted resin. (Degrees can be replaced ... Demineralisation Ion exchange...

resins); resin pores poisoned internally (especially with anion exchangers). There are two types of remedies; however, these must never be applied before consulting a specialist : preventive ... Demineralisation Ion exchange...

We must emphasise that ion exchange processes must only be used after a pre-treatment adapted to each grade of raw water and especially including the removal of suspended solids, organic matter ... Ion exchange Carbonate removal Demineralisation...

-flocculation, lime precipitation, filtration through GAC, ion exchanges or reverse osmosis … (see radioactivity). ... Filtration Drinking water Reverse Osmosis GAC Coagulation-flocculation Ion exchange...

Water treatment is not the only area in which ion exchangers are used; they are a practical and efficient means of solving many chemical engineering problems. The liquids to be treated can ... Demineralisation Ion exchange Industrial effluent treatment...

Flottation Filtration Adsorption Ultrafor Microfiltration Nanofiltration Industrial effluent treatment Chemical industries Settling Flotation Oxidation Reverse Osmosis Ion exchange Aerobic Anaerobic...

with treatments over resin and/or membrane that are essential for guaranteeing the requisite chemical quality. Additionally, using ion exchangers and separation by membranes describe the various technologies ... Clarification Filtration Demineralisation Industrial water Carbonate removal Reverse Osmosis Ion exchange Degasification Industrial water treatment...

pesticides); final chlorination; demineralization using ion exchanges for boiler feed water. A more modern system that does not create pollution (no saline discharge) will include : river water ... Denitratation Nanofiltration Ozonation Demineralisation Industrial water treatment Carbonate removal Manganese removal Nitrate removal Reverse Osmosis Sand filtration Chlorination Ion exchange GAC...