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55 results found for: Oxidation do a new search
trickling

the latter techniques can be used to reach extremely high rates of mass transfer and oxidation. ... Oxidation ... Oxidation ... Oxidation/Disinfection...

reducing agents

oxidants. chemical reduction of oxygen We use sodium sulphite or ammonium bisulphite which, although more expensive, is easier to use and has a much more extensive buffer effect. Table 41 ... Oxidation ... Oxidation ... Oxidation/Disinfection...

spraying

Oxidation ... Oxidation ... Oxidation/Disinfection...

iron and manganese cycle

. oxidation reactions In an aerobic or micro-aerobic medium, depending on its pH, some specific bacteria may encounter conditions that encourage their development by causing Fe(II) and Mn(II) to oxidation ... Oxidation ... Oxidation...

corrosion inhibitors

the formation of an effective layer of γ-FeOOH. Non-oxidising inhibitors act in conjunction with oxygen by catalysing Fe2+ oxidation using oxygen or by improving the physical impermeability of the γ-FeOOH layer ... Oxidation ... Oxidation...

the oxidants and disinfectants

constants of gases). As demonstrated by the oxidation reduction equations, the oxidising capacity of oxygen is heavily dependant on pH and low compared to other oxidants used. Thus, at neutral p ... Oxidation reduction, Disinfection, Oxidation, Biolysis ... Oxidation reduction Disinfection Oxidation Biolysis ... the oxidants and disinfectants ... Oxidation/Disinfection...

oxidizing agent selection guide

Table 40. Potential applications for the main disinfectants Utilisation conditions have been described in chapter oxidation-disinfection together with the technical limitations applicable to the use ... Oxidation reduction, Disinfection, Oxidation ... Oxidation reduction Disinfection Oxidation ... oxidizing agent selection guide ... Oxidation/Disinfection...

fundamental concepts on the oxidation-reduction chemical reaction

the oxidising-reduction reaction and the redox couple Each oxidation-reduction reaction can be described using half-equations applicable to the two Redox couples involved such that the electrons ... Oxidation reduction, Oxidation ... Oxidation reduction Oxidation ... fundamental concepts on the oxidation-reduction chemical reaction ... Oxidation/Disinfection...

bromium

in water is similar to that of chlorine but different in that molecular bromium and hypobromous acid subsist at high pH. Given the oxidation-reduction potentials of the different species, the oxidising power ... Oxidation, Disinfection, Oxidation reduction ... Oxidation Disinfection Oxidation reduction ... Oxidation/Disinfection...

general description of the subcritical wet oxidation method

This oxidation takes place in reactors that can operate at a temperature of between 220 and 320°C and at a pressure of between 40 and 110 bar. The working pressure is, in fact, kept at a level ... Sludge treatment, Oxidation ... Sludge treatment Oxidation ... general description of the subcritical wet oxidation method ... Sludge dewatering Oxidation/Disinfection...

potassium permanganate

At an industrial level, potassium permanganate is prepared from the manganese dioxide ore called pyrolusite by: wet or dry oxidation to produce manganate; electrolytic oxidation of manganate ... Oxidation, Disinfection ... Oxidation Disinfection ... Oxidation/Disinfection...

hydrogen peroxide

Technical grade hydrogen peroxide is sold in 35 %, 50 % and 70 % concentrations by weight (see the oxidants and disinfectants). This is a transparent, odourless and slightly viscous liquid ... Oxidation, Disinfection ... Oxidation Disinfection ... Oxidation/Disinfection...

domain of application

Chlorine dioxide, an extremely oxidant, has high disinfectant, color removal and odor control capacities. As a disinfectant, it acts much faster than chlorine on micro-organisms, especially ... Oxidation, Disinfection ... Oxidation Disinfection ... Oxidation/Disinfection...

preparation

Chlorine dioxide is always prepared as a solution on site via oxidation of sodium chlorite using chlorine or hydrochloric acid (see chlorine dioxide). In both cases, the pH where the reagents ... Oxidation, Disinfection ... Oxidation Disinfection ... Oxidation/Disinfection...

applications

create noxious by-products, resulting in other oxidants to be preferred. Chlorine is distributed from storage containers into the water through a dispensing unit called a chlorinator (see chlorine ... Oxidation, Chlorination ... Oxidation Chlorination ... Oxidation/Disinfection...

sources of chlorine

Oxidation, Chlorination ... Oxidation Chlorination ... Oxidation/Disinfection...

domains of utilisation

Oxidation, Chlorination ... Oxidation Chlorination ... Oxidation/Disinfection...

utilisation

Oxidation, Disinfection ... Oxidation Disinfection ... Oxidation/Disinfection...

peracetic acid

Oxidation, Disinfection ... Oxidation Disinfection ... Oxidation/Disinfection...

h2s removal

for the neighbouring vicinity and frequently require the reinstatement of the treated water’s carbonate balance; accordingly, it is not often used. chemical processes oxidation Chemical oxidising reagents ... Drinking water, Oxidation ... Drinking water Oxidation ... Oxidation/Disinfection Biological processes...

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SUEZ's degremont® water handbook offers to water treatment professionals, fundamental concepts of water treatment processes and technologies as well as degremont® solutions applied to treatment line and adapted to each use of water. Designed by field men for field men, this valuable tool is essential for site managers, environmental managers, quality managers, maintenance managers, stakeholders in sustainable development, water agencies, documentation centers in universities, consultants, local authority technical departments, water management companies, etc.

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