-gas flot Indirect pressurisation is used in the clarification treatment of surface water or IWW; the pressurised water flow represents 5 to 50% of the throughput to be treated with pressures ... Clarification, Flotation, Flotation units, Sludge thickening, Tertiary treatment ... Clarification Flotation Flotation units Sludge thickening Tertiary treatment...

; additionally, the reagent is expensive and this restricts its use to combined clarification/silicon removal (see precipating silica). aluminium polymers The preceding aluminium salts, if partially rendered ... Clarification, Industrial effluent treatment, Wastewater, Sludge dewatering, Coagulation-flocculation ... Clarification Industrial effluent treatment Wastewater Sludge dewatering Coagulation-flocculation...

may be high; as a result, direct filtration can only eliminate 10 to 30%; on the other hand a 50 to 80% reduction is achievable in a complete clarification system with optimised coagulation and ... Clarification, Drinking water, Oxidation, GAC, Micropollutants, PAC ... Clarification Drinking water Oxidation GAC Micropollutants PAC...

drinking water treatment plant (Mostaganem-Arsem-Oran). aeration: The aeration is the first stage of the drinking water treatment. Sidi Lahdjel is equipped with a cascade aeration. clarification ... Densadeg, Filtration, Aquazur, Drinking water, Clarification, Disinfection ... Densadeg Filtration Aquazur Drinking water Clarification Disinfection...

Clarification, Membranes, Densadeg, Desalination, Settling, Flocculation ... Clarification Membranes Densadeg Desalination Settling Flocculation...

(high flow-rate clarification unit). Unlike classic clarification units, the central turbine's flocculation zone is not equipped with a lower scraping unit which prevents the clogging and breakage ... Clarification, Turbocirculator, Pulsator, Aquazur, Drinking water, Settling, Flocculation ... Clarification Turbocirculator Pulsator Aquazur Drinking water Settling Flocculation...

to lower the PH and injection of aluminum base coagulant Clarification Clarification using Aquadaf™ dissolved air flotation technology : the coagulant and the raw water are introduced ... Clarification, Aquadaf, Ultrafiltration, Drinking water, Chlorination, Disinfection, Ultrazur ... Clarification Aquadaf Ultrafiltration Drinking water Chlorination Disinfection Ultrazur...

ions is concerned. Thus, we can have cationic membranes that only transfer cations, or anionic membranes that only transfer anions. desalination and clarification membranes With these membranes, water ... Filtration, Clarification, Ultrafiltration, Membrane separation, Reverse Osmosis, Nanofiltration, Microfiltration ... Filtration Clarification Ultrafiltration Membrane separation Reverse Osmosis Nanofiltration Microfiltration...

the clarification stage. On the other hand, iron is found in its ferrous form in most groundwater as well as in the deep zones of some eutrophic water reserves that are deprived of oxygen: this reduced iron Fe ... Clarification, Filtration, Ferazur, Drinking water, Iron removal, Carbonate removal, Oxidation ... Clarification Filtration Ferazur Drinking water Iron removal Carbonate removal Oxidation...

Clarification, Turbocirculator, Densadeg, Industrial water treatment, Degasification, Lime ... Clarification Turbocirculator Densadeg Industrial water treatment Degasification Lime...

Eau potable, Clarification, Aquadaf, Flotation, Floculation, Filtration, Mediazur, Seadaf, Drinking water, Flotation, Flocculation, Seadaf ... Eau potable Clarification Aquadaf Flotation Floculation Filtration Mediazur Seadaf Drinking water Flotation Flocculation Seadaf ... two-in-one clarification: Dissolved Air Flotation Filter - AquaDAF® Filter ...

Carbonate removal or surface water clarification lines are similar to those used on potable water or boiler water, in particular : for clarification, we will use the Pulsator, Turbocirculator ... Clarification, Pulsator, Turbocirculator, Densadeg, Aquazur, Industrial water treatment, Pulp and paper industry, Filters, Carbonate removal ... Clarification Pulsator Turbocirculator Densadeg Aquazur Industrial water treatment Pulp and paper industry Filters Carbonate removal...

precursors clarification with PulsatubeTM clarifiers All the advantages of the Pulsator plus lamellar settling More compact design : twice the rising velocity for only half the floor space ... Nitrification, Clarification, Filtration, Aquazur, Drinking water, Pretreatments, Pulsatube, Chlorination ... Nitrification Clarification Filtration Aquazur Drinking water Pretreatments Pulsatube Chlorination...

. Thanks to its effective clarification/filtration device, the plant is able to run efficiently when receiving very high turbidity raw water during typhoon periods. The plant, which has been operated ... Ozonation, Clarification, Filtration, Drinking water, Pulsatube, Carbazur, GAC, Settling ... Ozonation Clarification Filtration Drinking water Pulsatube Carbazur GAC Settling...

will almost always be necessary and, depending on the quality of the raw water, will often start with clarification filtration used to produce water having physical properties that are compatible ... Clarification, Filtration, Demineralisation, Industrial water, Carbonate removal, Reverse Osmosis, Ion exchange, Degasification, Industrial water treatment ... Clarification Filtration Demineralisation Industrial water Carbonate removal Reverse Osmosis Ion exchange Degasification Industrial water treatment...

general provisions Trickling filters installation design involves several elements: packing material, hydraulic distribution mechanism, aeration system, downstream protection and clarification. packing ... Attached growth, Biological processes, Biofilters, Clarification, Biofor, Greendaf, Meteor, Mixed growths ... Attached growth Biological processes Biofilters Clarification Biofor Greendaf Meteor Mixed growths...

general Having been the only stage of surface water treatment for a long time, clarification is increasingly becoming just a preliminary stage that is part of a more and more complex system ... Clarification, Adsorption, Pulsator, Superpulsator, Densadeg, Drinking water, Surface water, Polishing, Micropollutants, Oxidation, Carbazur, Sand filtration, GAC ... Clarification Adsorption Pulsator Superpulsator Densadeg Drinking water Surface water Polishing Micropollutants Oxidation Carbazur Sand filtration GAC...

be found in Table 28. Lime and sodium carbonate are added during the clarification treatment to remove the soluble calcium and magnesium by forming calcium carbonate and magnesium hydroxide, respectively ... Densadeg, Reuse, Clarification, Ultrafiltration, Biofor, Filtration, Greenleaf, Industrial effluent treatment, Lime, Reverse Osmosis, GAC ... Densadeg Reuse Clarification Ultrafiltration Biofor Filtration Greenleaf Industrial effluent treatment Lime Reverse Osmosis GAC...

the carbonate. This carbonate removal can be carried out: "catalytically" by Gyrazur when no concomitant clarification is needed and when the magnesium content is low; by clarification in a Densadeg ... Gyrazur, Clarification, Densadeg, Preozonation, Pulsator, Filtration, Aquazur, Drinking water, Carbonate removal, Settling, Oxidation, Chlorine, Carbazur, Iron removal, Manganese removal, GAC ... Gyrazur Clarification Densadeg Preozonation Pulsator Filtration Aquazur Drinking water Carbonate removal Settling Oxidation Chlorine Carbazur Iron removal Manganese removal GAC...

-ozonation; clarification using the Densadeg; filtration/nitrification using an nitrifying filter bed: biolite 1.1 mm; depth: 1 m; velocity ~ 7 m · h–1; ozonation; filtration through GAC (Biflux ... Nitrification, Biolite, Densadeg, Clarification, Nitrazur, Filtration, Filtrazur, Drinking water, Oxidation, Carbazur, Disinfection, Iron removal, Manganese removal, GAC ... Nitrification Biolite Densadeg Clarification Nitrazur Filtration Filtrazur Drinking water Oxidation Carbazur Disinfection Iron removal Manganese removal GAC...