11
Modular treatment, clarification, physical or physico-chemical, disinfection and sterilization units all for the treatment of wastewater, industrial effluent and sewage; modular treatment units and their various assemblies on skids for the delivery and distribution of wastewater and aqueous solutions; permeable and semi-permeable membranes for apparatus and equipment for treating wastewater and aqueous solutions; skids and modular treatment units using membranes for ultrafiltration, nanofiltration or reverse osmosis; biological membrane reactors for use in the field of treatment of water and aqueous or hydro-organic solutions; modular membrane units for the elimination of organic compounds, bacteria, parasites and viruses in the field of drinking water
40
Water treatment services, namely, industrial, municipal and domestic wastewaters; water treatment services, namely, purifying and filtering fluids on organic or mineral membranes, membrane regeneration and reactivation; operating membrane water treatment plants
42
Services of engineers, namely, design and sizing of plants and processes for membrane filtration treatment, in particular design of modular membrane filtration units; scientific and engineering research, scientific experiments for industrial and domestic use in purification, clarification, filtration and disinfection treatments using organic or mineral membranes; scientific and technical studies provided by engineers regarding water treatment using membrane installations; technical audits, namely, expert reports of engineers, technical studies in laboratories, namely, technical research, technical consultancy services and scientific and technical work by engineers in connection with these processes and plants and with fluid treatments in the nature of purification, clarification, filtration and disinfection of water, industrial effluent and sewage in the field of industrial and urban wastewaters
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